diff --git a/MAINTAINERS b/MAINTAINERS
index 5e6d6ab..8223a52 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -502,6 +502,12 @@
 W:	http://www.openezx.org/
 S:	Maintained
 
+ARM/FREESCALE IMX / MXC ARM ARCHITECTURE
+P:	Sascha Hauer
+M:	kernel@pengutronix.de
+L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+S:	Maintained
+
 ARM/GLOMATION GESBC9312SX MACHINE SUPPORT
 P:	Lennert Buytenhek
 M:	kernel@wantstofly.org
diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile
index 95baac4..94462a0 100644
--- a/arch/arm/boot/compressed/Makefile
+++ b/arch/arm/boot/compressed/Makefile
@@ -112,6 +112,3 @@
 
 $(obj)/vmlinux.lds: $(obj)/vmlinux.lds.in arch/arm/boot/Makefile .config
 	@sed "$(SEDFLAGS)" < $< > $@
-
-$(obj)/misc.o: $(obj)/misc.c include/asm/arch/uncompress.h lib/inflate.c
-
diff --git a/include/asm-arm/Kbuild b/arch/arm/include/asm/Kbuild
similarity index 100%
rename from include/asm-arm/Kbuild
rename to arch/arm/include/asm/Kbuild
diff --git a/include/asm-arm/a.out-core.h b/arch/arm/include/asm/a.out-core.h
similarity index 100%
rename from include/asm-arm/a.out-core.h
rename to arch/arm/include/asm/a.out-core.h
diff --git a/include/asm-arm/a.out.h b/arch/arm/include/asm/a.out.h
similarity index 100%
rename from include/asm-arm/a.out.h
rename to arch/arm/include/asm/a.out.h
diff --git a/include/asm-arm/assembler.h b/arch/arm/include/asm/assembler.h
similarity index 98%
rename from include/asm-arm/assembler.h
rename to arch/arm/include/asm/assembler.h
index 911393b..6116e48 100644
--- a/include/asm-arm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/assembler.h
+ *  arch/arm/include/asm/assembler.h
  *
  *  Copyright (C) 1996-2000 Russell King
  *
diff --git a/include/asm-arm/atomic.h b/arch/arm/include/asm/atomic.h
similarity index 98%
rename from include/asm-arm/atomic.h
rename to arch/arm/include/asm/atomic.h
index 3b59f94..325f881 100644
--- a/include/asm-arm/atomic.h
+++ b/arch/arm/include/asm/atomic.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/atomic.h
+ *  arch/arm/include/asm/atomic.h
  *
  *  Copyright (C) 1996 Russell King.
  *  Copyright (C) 2002 Deep Blue Solutions Ltd.
diff --git a/include/asm-arm/auxvec.h b/arch/arm/include/asm/auxvec.h
similarity index 100%
rename from include/asm-arm/auxvec.h
rename to arch/arm/include/asm/auxvec.h
diff --git a/include/asm-arm/bitops.h b/arch/arm/include/asm/bitops.h
similarity index 100%
rename from include/asm-arm/bitops.h
rename to arch/arm/include/asm/bitops.h
diff --git a/include/asm-arm/bug.h b/arch/arm/include/asm/bug.h
similarity index 100%
rename from include/asm-arm/bug.h
rename to arch/arm/include/asm/bug.h
diff --git a/include/asm-arm/bugs.h b/arch/arm/include/asm/bugs.h
similarity index 92%
rename from include/asm-arm/bugs.h
rename to arch/arm/include/asm/bugs.h
index ca54eb0..a97f1ea 100644
--- a/include/asm-arm/bugs.h
+++ b/arch/arm/include/asm/bugs.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/bugs.h
+ *  arch/arm/include/asm/bugs.h
  *
  *  Copyright (C) 1995-2003 Russell King
  *
diff --git a/include/asm-arm/byteorder.h b/arch/arm/include/asm/byteorder.h
similarity index 96%
rename from include/asm-arm/byteorder.h
rename to arch/arm/include/asm/byteorder.h
index e6f7fcd..4fbfb22 100644
--- a/include/asm-arm/byteorder.h
+++ b/arch/arm/include/asm/byteorder.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/byteorder.h
+ *  arch/arm/include/asm/byteorder.h
  *
  * ARM Endian-ness.  In little endian mode, the data bus is connected such
  * that byte accesses appear as:
diff --git a/include/asm-arm/cache.h b/arch/arm/include/asm/cache.h
similarity index 79%
rename from include/asm-arm/cache.h
rename to arch/arm/include/asm/cache.h
index 31332c8..cb7a9e9 100644
--- a/include/asm-arm/cache.h
+++ b/arch/arm/include/asm/cache.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/cache.h
+ *  arch/arm/include/asm/cache.h
  */
 #ifndef __ASMARM_CACHE_H
 #define __ASMARM_CACHE_H
diff --git a/include/asm-arm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
similarity index 99%
rename from include/asm-arm/cacheflush.h
rename to arch/arm/include/asm/cacheflush.h
index e68a1cb..9073d9c 100644
--- a/include/asm-arm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/cacheflush.h
+ *  arch/arm/include/asm/cacheflush.h
  *
  *  Copyright (C) 1999-2002 Russell King
  *
diff --git a/include/asm-arm/checksum.h b/arch/arm/include/asm/checksum.h
similarity index 98%
rename from include/asm-arm/checksum.h
rename to arch/arm/include/asm/checksum.h
index eaa0efd..6dcc164 100644
--- a/include/asm-arm/checksum.h
+++ b/arch/arm/include/asm/checksum.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/checksum.h
+ *  arch/arm/include/asm/checksum.h
  *
  * IP checksum routines
  *
diff --git a/include/asm-arm/cnt32_to_63.h b/arch/arm/include/asm/cnt32_to_63.h
similarity index 100%
rename from include/asm-arm/cnt32_to_63.h
rename to arch/arm/include/asm/cnt32_to_63.h
diff --git a/include/asm-arm/cpu-multi32.h b/arch/arm/include/asm/cpu-multi32.h
similarity index 97%
rename from include/asm-arm/cpu-multi32.h
rename to arch/arm/include/asm/cpu-multi32.h
index 3479de9..e2b5b0b 100644
--- a/include/asm-arm/cpu-multi32.h
+++ b/arch/arm/include/asm/cpu-multi32.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/cpu-multi32.h
+ *  arch/arm/include/asm/cpu-multi32.h
  *
  *  Copyright (C) 2000 Russell King
  *
diff --git a/include/asm-arm/cpu-single.h b/arch/arm/include/asm/cpu-single.h
similarity index 96%
rename from include/asm-arm/cpu-single.h
rename to arch/arm/include/asm/cpu-single.h
index 0b120ee..f073a6d 100644
--- a/include/asm-arm/cpu-single.h
+++ b/arch/arm/include/asm/cpu-single.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/cpu-single.h
+ *  arch/arm/include/asm/cpu-single.h
  *
  *  Copyright (C) 2000 Russell King
  *
diff --git a/include/asm-arm/cpu.h b/arch/arm/include/asm/cpu.h
similarity index 93%
rename from include/asm-arm/cpu.h
rename to arch/arm/include/asm/cpu.h
index 715426b..634b2d7 100644
--- a/include/asm-arm/cpu.h
+++ b/arch/arm/include/asm/cpu.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/cpu.h
+ *  arch/arm/include/asm/cpu.h
  *
  *  Copyright (C) 2004-2005 ARM Ltd.
  *
diff --git a/include/asm-arm/cputime.h b/arch/arm/include/asm/cputime.h
similarity index 100%
rename from include/asm-arm/cputime.h
rename to arch/arm/include/asm/cputime.h
diff --git a/include/asm-arm/current.h b/arch/arm/include/asm/current.h
similarity index 100%
rename from include/asm-arm/current.h
rename to arch/arm/include/asm/current.h
diff --git a/include/asm-arm/delay.h b/arch/arm/include/asm/delay.h
similarity index 100%
rename from include/asm-arm/delay.h
rename to arch/arm/include/asm/delay.h
diff --git a/include/asm-arm/device.h b/arch/arm/include/asm/device.h
similarity index 100%
rename from include/asm-arm/device.h
rename to arch/arm/include/asm/device.h
diff --git a/include/asm-arm/div64.h b/arch/arm/include/asm/div64.h
similarity index 100%
rename from include/asm-arm/div64.h
rename to arch/arm/include/asm/div64.h
diff --git a/include/asm-arm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
similarity index 100%
rename from include/asm-arm/dma-mapping.h
rename to arch/arm/include/asm/dma-mapping.h
diff --git a/include/asm-arm/dma.h b/arch/arm/include/asm/dma.h
similarity index 100%
rename from include/asm-arm/dma.h
rename to arch/arm/include/asm/dma.h
diff --git a/include/asm-arm/domain.h b/arch/arm/include/asm/domain.h
similarity index 97%
rename from include/asm-arm/domain.h
rename to arch/arm/include/asm/domain.h
index 3c12a76..cc7ef40 100644
--- a/include/asm-arm/domain.h
+++ b/arch/arm/include/asm/domain.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/domain.h
+ *  arch/arm/include/asm/domain.h
  *
  *  Copyright (C) 1999 Russell King.
  *
diff --git a/include/asm-arm/ecard.h b/arch/arm/include/asm/ecard.h
similarity index 98%
rename from include/asm-arm/ecard.h
rename to arch/arm/include/asm/ecard.h
index 5e22881..29f2610 100644
--- a/include/asm-arm/ecard.h
+++ b/arch/arm/include/asm/ecard.h
@@ -1,5 +1,5 @@
 /*
- * linux/include/asm-arm/ecard.h
+ * arch/arm/include/asm/ecard.h
  *
  * definitions for expansion cards
  *
diff --git a/include/asm-arm/elf.h b/arch/arm/include/asm/elf.h
similarity index 100%
rename from include/asm-arm/elf.h
rename to arch/arm/include/asm/elf.h
diff --git a/include/asm-arm/emergency-restart.h b/arch/arm/include/asm/emergency-restart.h
similarity index 100%
rename from include/asm-arm/emergency-restart.h
rename to arch/arm/include/asm/emergency-restart.h
diff --git a/include/asm-arm/errno.h b/arch/arm/include/asm/errno.h
similarity index 100%
rename from include/asm-arm/errno.h
rename to arch/arm/include/asm/errno.h
diff --git a/include/asm-arm/fb.h b/arch/arm/include/asm/fb.h
similarity index 100%
rename from include/asm-arm/fb.h
rename to arch/arm/include/asm/fb.h
diff --git a/include/asm-arm/fcntl.h b/arch/arm/include/asm/fcntl.h
similarity index 100%
rename from include/asm-arm/fcntl.h
rename to arch/arm/include/asm/fcntl.h
diff --git a/include/asm-arm/fiq.h b/arch/arm/include/asm/fiq.h
similarity index 95%
rename from include/asm-arm/fiq.h
rename to arch/arm/include/asm/fiq.h
index a3bad09..2242ce2 100644
--- a/include/asm-arm/fiq.h
+++ b/arch/arm/include/asm/fiq.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/fiq.h
+ *  arch/arm/include/asm/fiq.h
  *
  * Support for FIQ on ARM architectures.
  * Written by Philip Blundell <philb@gnu.org>, 1998
diff --git a/include/asm-arm/flat.h b/arch/arm/include/asm/flat.h
similarity index 90%
rename from include/asm-arm/flat.h
rename to arch/arm/include/asm/flat.h
index 9918aa4..1d77e51 100644
--- a/include/asm-arm/flat.h
+++ b/arch/arm/include/asm/flat.h
@@ -1,5 +1,5 @@
 /*
- * include/asm-arm/flat.h -- uClinux flat-format executables
+ * arch/arm/include/asm/flat.h -- uClinux flat-format executables
  */
 
 #ifndef __ARM_FLAT_H__
diff --git a/include/asm-arm/floppy.h b/arch/arm/include/asm/floppy.h
similarity index 98%
rename from include/asm-arm/floppy.h
rename to arch/arm/include/asm/floppy.h
index 41a5e9d..dce20c2 100644
--- a/include/asm-arm/floppy.h
+++ b/arch/arm/include/asm/floppy.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/floppy.h
+ *  arch/arm/include/asm/floppy.h
  *
  *  Copyright (C) 1996-2000 Russell King
  *
diff --git a/include/asm-arm/fpstate.h b/arch/arm/include/asm/fpstate.h
similarity index 97%
rename from include/asm-arm/fpstate.h
rename to arch/arm/include/asm/fpstate.h
index 392eb53..ee5e03e 100644
--- a/include/asm-arm/fpstate.h
+++ b/arch/arm/include/asm/fpstate.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/fpstate.h
+ *  arch/arm/include/asm/fpstate.h
  *
  *  Copyright (C) 1995 Russell King
  *
diff --git a/include/asm-arm/ftrace.h b/arch/arm/include/asm/ftrace.h
similarity index 100%
rename from include/asm-arm/ftrace.h
rename to arch/arm/include/asm/ftrace.h
diff --git a/include/asm-arm/futex.h b/arch/arm/include/asm/futex.h
similarity index 100%
rename from include/asm-arm/futex.h
rename to arch/arm/include/asm/futex.h
diff --git a/include/asm-arm/glue.h b/arch/arm/include/asm/glue.h
similarity index 98%
rename from include/asm-arm/glue.h
rename to arch/arm/include/asm/glue.h
index a97a182..a0e39d5 100644
--- a/include/asm-arm/glue.h
+++ b/arch/arm/include/asm/glue.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/glue.h
+ *  arch/arm/include/asm/glue.h
  *
  *  Copyright (C) 1997-1999 Russell King
  *  Copyright (C) 2000-2002 Deep Blue Solutions Ltd.
diff --git a/include/asm-arm/gpio.h b/arch/arm/include/asm/gpio.h
similarity index 100%
rename from include/asm-arm/gpio.h
rename to arch/arm/include/asm/gpio.h
diff --git a/include/asm-arm/hardirq.h b/arch/arm/include/asm/hardirq.h
similarity index 100%
rename from include/asm-arm/hardirq.h
rename to arch/arm/include/asm/hardirq.h
diff --git a/include/asm-arm/hardware.h b/arch/arm/include/asm/hardware.h
similarity index 90%
rename from include/asm-arm/hardware.h
rename to arch/arm/include/asm/hardware.h
index 1fd1a5b..eb3b3ab 100644
--- a/include/asm-arm/hardware.h
+++ b/arch/arm/include/asm/hardware.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware.h
+ *  arch/arm/include/asm/hardware.h
  *
  *  Copyright (C) 1996 Russell King
  *
diff --git a/include/asm-arm/hardware/arm_timer.h b/arch/arm/include/asm/hardware/arm_timer.h
similarity index 100%
rename from include/asm-arm/hardware/arm_timer.h
rename to arch/arm/include/asm/hardware/arm_timer.h
diff --git a/include/asm-arm/hardware/arm_twd.h b/arch/arm/include/asm/hardware/arm_twd.h
similarity index 100%
rename from include/asm-arm/hardware/arm_twd.h
rename to arch/arm/include/asm/hardware/arm_twd.h
diff --git a/include/asm-arm/hardware/cache-l2x0.h b/arch/arm/include/asm/hardware/cache-l2x0.h
similarity index 97%
rename from include/asm-arm/hardware/cache-l2x0.h
rename to arch/arm/include/asm/hardware/cache-l2x0.h
index 54029a7..64f2252 100644
--- a/include/asm-arm/hardware/cache-l2x0.h
+++ b/arch/arm/include/asm/hardware/cache-l2x0.h
@@ -1,5 +1,5 @@
 /*
- * include/asm-arm/hardware/cache-l2x0.h
+ * arch/arm/include/asm/hardware/cache-l2x0.h
  *
  * Copyright (C) 2007 ARM Limited
  *
diff --git a/include/asm-arm/hardware/clps7111.h b/arch/arm/include/asm/hardware/clps7111.h
similarity index 98%
rename from include/asm-arm/hardware/clps7111.h
rename to arch/arm/include/asm/hardware/clps7111.h
index 8d3228d..4447722 100644
--- a/include/asm-arm/hardware/clps7111.h
+++ b/arch/arm/include/asm/hardware/clps7111.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/clps7111.h
+ *  arch/arm/include/asm/hardware/clps7111.h
  *
  *  This file contains the hardware definitions of the CLPS7111 internal
  *  registers.
diff --git a/include/asm-arm/hardware/cs89712.h b/arch/arm/include/asm/hardware/cs89712.h
similarity index 97%
rename from include/asm-arm/hardware/cs89712.h
rename to arch/arm/include/asm/hardware/cs89712.h
index ad99a3e..f756269 100644
--- a/include/asm-arm/hardware/cs89712.h
+++ b/arch/arm/include/asm/hardware/cs89712.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/cs89712.h
+ *  arch/arm/include/asm/hardware/cs89712.h
  *
  *  This file contains the hardware definitions of the CS89712
  *  additional internal registers.
diff --git a/include/asm-arm/hardware/debug-8250.S b/arch/arm/include/asm/hardware/debug-8250.S
similarity index 93%
rename from include/asm-arm/hardware/debug-8250.S
rename to arch/arm/include/asm/hardware/debug-8250.S
index 07c97fb..22c6892 100644
--- a/include/asm-arm/hardware/debug-8250.S
+++ b/arch/arm/include/asm/hardware/debug-8250.S
@@ -1,5 +1,5 @@
 /*
- * linux/include/asm-arm/hardware/debug-8250.S
+ * arch/arm/include/asm/hardware/debug-8250.S
  *
  *  Copyright (C) 1994-1999 Russell King
  *
diff --git a/include/asm-arm/hardware/debug-pl01x.S b/arch/arm/include/asm/hardware/debug-pl01x.S
similarity index 92%
rename from include/asm-arm/hardware/debug-pl01x.S
rename to arch/arm/include/asm/hardware/debug-pl01x.S
index 23c541a..f9fd083 100644
--- a/include/asm-arm/hardware/debug-pl01x.S
+++ b/arch/arm/include/asm/hardware/debug-pl01x.S
@@ -1,4 +1,4 @@
-/* linux/include/asm-arm/hardware/debug-pl01x.S
+/* arch/arm/include/asm/hardware/debug-pl01x.S
  *
  * Debugging macro include header
  *
diff --git a/include/asm-arm/hardware/dec21285.h b/arch/arm/include/asm/hardware/dec21285.h
similarity index 98%
rename from include/asm-arm/hardware/dec21285.h
rename to arch/arm/include/asm/hardware/dec21285.h
index 546f707..7068a1c 100644
--- a/include/asm-arm/hardware/dec21285.h
+++ b/arch/arm/include/asm/hardware/dec21285.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/dec21285.h
+ *  arch/arm/include/asm/hardware/dec21285.h
  *
  *  Copyright (C) 1998 Russell King
  *
diff --git a/include/asm-arm/hardware/entry-macro-iomd.S b/arch/arm/include/asm/hardware/entry-macro-iomd.S
similarity index 98%
rename from include/asm-arm/hardware/entry-macro-iomd.S
rename to arch/arm/include/asm/hardware/entry-macro-iomd.S
index 9bb580a..e0af498 100644
--- a/include/asm-arm/hardware/entry-macro-iomd.S
+++ b/arch/arm/include/asm/hardware/entry-macro-iomd.S
@@ -1,5 +1,5 @@
 /*
- * include/asm-arm/hardware/entry-macro-iomd.S
+ * arch/arm/include/asm/hardware/entry-macro-iomd.S
  *
  * Low-level IRQ helper macros for IOC/IOMD based platforms
  *
diff --git a/include/asm-arm/hardware/ep7211.h b/arch/arm/include/asm/hardware/ep7211.h
similarity index 96%
rename from include/asm-arm/hardware/ep7211.h
rename to arch/arm/include/asm/hardware/ep7211.h
index 017aa68..654d5f6 100644
--- a/include/asm-arm/hardware/ep7211.h
+++ b/arch/arm/include/asm/hardware/ep7211.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/ep7211.h
+ *  arch/arm/include/asm/hardware/ep7211.h
  *
  *  This file contains the hardware definitions of the EP7211 internal
  *  registers.
diff --git a/include/asm-arm/hardware/ep7212.h b/arch/arm/include/asm/hardware/ep7212.h
similarity index 97%
rename from include/asm-arm/hardware/ep7212.h
rename to arch/arm/include/asm/hardware/ep7212.h
index 0e952e7..3b43bbe 100644
--- a/include/asm-arm/hardware/ep7212.h
+++ b/arch/arm/include/asm/hardware/ep7212.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/ep7212.h
+ *  arch/arm/include/asm/hardware/ep7212.h
  *
  *  This file contains the hardware definitions of the EP7212 internal
  *  registers.
diff --git a/include/asm-arm/hardware/gic.h b/arch/arm/include/asm/hardware/gic.h
similarity index 96%
rename from include/asm-arm/hardware/gic.h
rename to arch/arm/include/asm/hardware/gic.h
index 966e428..4924914 100644
--- a/include/asm-arm/hardware/gic.h
+++ b/arch/arm/include/asm/hardware/gic.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/gic.h
+ *  arch/arm/include/asm/hardware/gic.h
  *
  *  Copyright (C) 2002 ARM Limited, All Rights Reserved.
  *
diff --git a/include/asm-arm/hardware/icst307.h b/arch/arm/include/asm/hardware/icst307.h
similarity index 95%
rename from include/asm-arm/hardware/icst307.h
rename to arch/arm/include/asm/hardware/icst307.h
index ff8618a..554f128 100644
--- a/include/asm-arm/hardware/icst307.h
+++ b/arch/arm/include/asm/hardware/icst307.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/icst307.h
+ *  arch/arm/include/asm/hardware/icst307.h
  *
  *  Copyright (C) 2003 Deep Blue Solutions, Ltd, All Rights Reserved.
  *
diff --git a/include/asm-arm/hardware/icst525.h b/arch/arm/include/asm/hardware/icst525.h
similarity index 95%
rename from include/asm-arm/hardware/icst525.h
rename to arch/arm/include/asm/hardware/icst525.h
index edd5a57..58f0dc4 100644
--- a/include/asm-arm/hardware/icst525.h
+++ b/arch/arm/include/asm/hardware/icst525.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/icst525.h
+ *  arch/arm/include/asm/hardware/icst525.h
  *
  *  Copyright (C) 2003 Deep Blue Solutions, Ltd, All Rights Reserved.
  *
diff --git a/include/asm-arm/hardware/ioc.h b/arch/arm/include/asm/hardware/ioc.h
similarity index 97%
rename from include/asm-arm/hardware/ioc.h
rename to arch/arm/include/asm/hardware/ioc.h
index b3b46ef..1f6b801 100644
--- a/include/asm-arm/hardware/ioc.h
+++ b/arch/arm/include/asm/hardware/ioc.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/ioc.h
+ *  arch/arm/include/asm/hardware/ioc.h
  *
  *  Copyright (C) Russell King
  *
diff --git a/include/asm-arm/hardware/iomd.h b/arch/arm/include/asm/hardware/iomd.h
similarity index 98%
rename from include/asm-arm/hardware/iomd.h
rename to arch/arm/include/asm/hardware/iomd.h
index 396e55a..9c5afbd 100644
--- a/include/asm-arm/hardware/iomd.h
+++ b/arch/arm/include/asm/hardware/iomd.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/iomd.h
+ *  arch/arm/include/asm/hardware/iomd.h
  *
  *  Copyright (C) 1999 Russell King
  *
diff --git a/include/asm-arm/hardware/iop3xx-adma.h b/arch/arm/include/asm/hardware/iop3xx-adma.h
similarity index 100%
rename from include/asm-arm/hardware/iop3xx-adma.h
rename to arch/arm/include/asm/hardware/iop3xx-adma.h
diff --git a/include/asm-arm/hardware/iop3xx-gpio.h b/arch/arm/include/asm/hardware/iop3xx-gpio.h
similarity index 96%
rename from include/asm-arm/hardware/iop3xx-gpio.h
rename to arch/arm/include/asm/hardware/iop3xx-gpio.h
index 0c9331f..222e74b 100644
--- a/include/asm-arm/hardware/iop3xx-gpio.h
+++ b/arch/arm/include/asm/hardware/iop3xx-gpio.h
@@ -1,5 +1,5 @@
 /*
- * linux/include/asm-arm/hardware/iop3xx-gpio.h
+ * arch/arm/include/asm/hardware/iop3xx-gpio.h
  *
  * IOP3xx GPIO wrappers
  *
diff --git a/include/asm-arm/hardware/iop3xx.h b/arch/arm/include/asm/hardware/iop3xx.h
similarity index 99%
rename from include/asm-arm/hardware/iop3xx.h
rename to arch/arm/include/asm/hardware/iop3xx.h
index 18f6937..4b8e7f5 100644
--- a/include/asm-arm/hardware/iop3xx.h
+++ b/arch/arm/include/asm/hardware/iop3xx.h
@@ -1,5 +1,5 @@
 /*
- * include/asm-arm/hardware/iop3xx.h
+ * arch/arm/include/asm/hardware/iop3xx.h
  *
  * Intel IOP32X and IOP33X register definitions
  *
diff --git a/include/asm-arm/hardware/iop_adma.h b/arch/arm/include/asm/hardware/iop_adma.h
similarity index 100%
rename from include/asm-arm/hardware/iop_adma.h
rename to arch/arm/include/asm/hardware/iop_adma.h
diff --git a/include/asm-arm/hardware/it8152.h b/arch/arm/include/asm/hardware/it8152.h
similarity index 100%
rename from include/asm-arm/hardware/it8152.h
rename to arch/arm/include/asm/hardware/it8152.h
diff --git a/include/asm-arm/hardware/linkup-l1110.h b/arch/arm/include/asm/hardware/linkup-l1110.h
similarity index 100%
rename from include/asm-arm/hardware/linkup-l1110.h
rename to arch/arm/include/asm/hardware/linkup-l1110.h
diff --git a/include/asm-arm/hardware/locomo.h b/arch/arm/include/asm/hardware/locomo.h
similarity index 98%
rename from include/asm-arm/hardware/locomo.h
rename to arch/arm/include/asm/hardware/locomo.h
index fb0645d..954b1be 100644
--- a/include/asm-arm/hardware/locomo.h
+++ b/arch/arm/include/asm/hardware/locomo.h
@@ -1,5 +1,5 @@
 /*
- * linux/include/asm-arm/hardware/locomo.h
+ * arch/arm/include/asm/hardware/locomo.h
  *
  * This file contains the definitions for the LoCoMo G/A Chip
  *
diff --git a/include/asm-arm/hardware/memc.h b/arch/arm/include/asm/hardware/memc.h
similarity index 93%
rename from include/asm-arm/hardware/memc.h
rename to arch/arm/include/asm/hardware/memc.h
index 8aef5aa..42ba7c1 100644
--- a/include/asm-arm/hardware/memc.h
+++ b/arch/arm/include/asm/hardware/memc.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/memc.h
+ *  arch/arm/include/asm/hardware/memc.h
  *
  *  Copyright (C) Russell King.
  *
diff --git a/include/asm-arm/hardware/pci_v3.h b/arch/arm/include/asm/hardware/pci_v3.h
similarity index 98%
rename from include/asm-arm/hardware/pci_v3.h
rename to arch/arm/include/asm/hardware/pci_v3.h
index 4d497bd..2811c7e 100644
--- a/include/asm-arm/hardware/pci_v3.h
+++ b/arch/arm/include/asm/hardware/pci_v3.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/pci_v3.h
+ *  arch/arm/include/asm/hardware/pci_v3.h
  *
  *  Internal header file PCI V3 chip
  *
diff --git a/include/asm-arm/hardware/sa1111.h b/arch/arm/include/asm/hardware/sa1111.h
similarity index 99%
rename from include/asm-arm/hardware/sa1111.h
rename to arch/arm/include/asm/hardware/sa1111.h
index 61b1d05..6cf98d4 100644
--- a/include/asm-arm/hardware/sa1111.h
+++ b/arch/arm/include/asm/hardware/sa1111.h
@@ -1,5 +1,5 @@
 /*
- * linux/include/asm-arm/hardware/sa1111.h
+ * arch/arm/include/asm/hardware/sa1111.h
  *
  * Copyright (C) 2000 John G Dorsey <john+@cs.cmu.edu>
  *
diff --git a/include/asm-arm/hardware/scoop.h b/arch/arm/include/asm/hardware/scoop.h
similarity index 100%
rename from include/asm-arm/hardware/scoop.h
rename to arch/arm/include/asm/hardware/scoop.h
diff --git a/include/asm-arm/hardware/sharpsl_pm.h b/arch/arm/include/asm/hardware/sharpsl_pm.h
similarity index 100%
rename from include/asm-arm/hardware/sharpsl_pm.h
rename to arch/arm/include/asm/hardware/sharpsl_pm.h
diff --git a/include/asm-arm/hardware/ssp.h b/arch/arm/include/asm/hardware/ssp.h
similarity index 100%
rename from include/asm-arm/hardware/ssp.h
rename to arch/arm/include/asm/hardware/ssp.h
diff --git a/include/asm-arm/hardware/uengine.h b/arch/arm/include/asm/hardware/uengine.h
similarity index 100%
rename from include/asm-arm/hardware/uengine.h
rename to arch/arm/include/asm/hardware/uengine.h
diff --git a/include/asm-arm/hardware/vic.h b/arch/arm/include/asm/hardware/vic.h
similarity index 97%
rename from include/asm-arm/hardware/vic.h
rename to arch/arm/include/asm/hardware/vic.h
index ed9ca37..263f2c3 100644
--- a/include/asm-arm/hardware/vic.h
+++ b/arch/arm/include/asm/hardware/vic.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/hardware/vic.h
+ *  arch/arm/include/asm/hardware/vic.h
  *
  *  Copyright (c) ARM Limited 2003.  All rights reserved.
  *
diff --git a/include/asm-arm/hw_irq.h b/arch/arm/include/asm/hw_irq.h
similarity index 100%
rename from include/asm-arm/hw_irq.h
rename to arch/arm/include/asm/hw_irq.h
diff --git a/include/asm-arm/hwcap.h b/arch/arm/include/asm/hwcap.h
similarity index 100%
rename from include/asm-arm/hwcap.h
rename to arch/arm/include/asm/hwcap.h
diff --git a/include/asm-arm/ide.h b/arch/arm/include/asm/ide.h
similarity index 93%
rename from include/asm-arm/ide.h
rename to arch/arm/include/asm/ide.h
index a48019f..b507ce8 100644
--- a/include/asm-arm/ide.h
+++ b/arch/arm/include/asm/ide.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/ide.h
+ *  arch/arm/include/asm/ide.h
  *
  *  Copyright (C) 1994-1996  Linus Torvalds & authors
  */
diff --git a/include/asm-arm/io.h b/arch/arm/include/asm/io.h
similarity index 99%
rename from include/asm-arm/io.h
rename to arch/arm/include/asm/io.h
index eebe56e..ffe07c0 100644
--- a/include/asm-arm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/io.h
+ *  arch/arm/include/asm/io.h
  *
  *  Copyright (C) 1996-2000 Russell King
  *
diff --git a/include/asm-arm/ioctl.h b/arch/arm/include/asm/ioctl.h
similarity index 100%
rename from include/asm-arm/ioctl.h
rename to arch/arm/include/asm/ioctl.h
diff --git a/include/asm-arm/ioctls.h b/arch/arm/include/asm/ioctls.h
similarity index 100%
rename from include/asm-arm/ioctls.h
rename to arch/arm/include/asm/ioctls.h
diff --git a/include/asm-arm/ipcbuf.h b/arch/arm/include/asm/ipcbuf.h
similarity index 100%
rename from include/asm-arm/ipcbuf.h
rename to arch/arm/include/asm/ipcbuf.h
diff --git a/include/asm-arm/irq.h b/arch/arm/include/asm/irq.h
similarity index 100%
rename from include/asm-arm/irq.h
rename to arch/arm/include/asm/irq.h
diff --git a/include/asm-arm/irq_regs.h b/arch/arm/include/asm/irq_regs.h
similarity index 100%
rename from include/asm-arm/irq_regs.h
rename to arch/arm/include/asm/irq_regs.h
diff --git a/include/asm-arm/irqflags.h b/arch/arm/include/asm/irqflags.h
similarity index 100%
rename from include/asm-arm/irqflags.h
rename to arch/arm/include/asm/irqflags.h
diff --git a/include/asm-arm/kdebug.h b/arch/arm/include/asm/kdebug.h
similarity index 100%
rename from include/asm-arm/kdebug.h
rename to arch/arm/include/asm/kdebug.h
diff --git a/include/asm-arm/kexec.h b/arch/arm/include/asm/kexec.h
similarity index 100%
rename from include/asm-arm/kexec.h
rename to arch/arm/include/asm/kexec.h
diff --git a/include/asm-arm/kgdb.h b/arch/arm/include/asm/kgdb.h
similarity index 100%
rename from include/asm-arm/kgdb.h
rename to arch/arm/include/asm/kgdb.h
diff --git a/include/asm-arm/kmap_types.h b/arch/arm/include/asm/kmap_types.h
similarity index 100%
rename from include/asm-arm/kmap_types.h
rename to arch/arm/include/asm/kmap_types.h
diff --git a/include/asm-arm/kprobes.h b/arch/arm/include/asm/kprobes.h
similarity index 97%
rename from include/asm-arm/kprobes.h
rename to arch/arm/include/asm/kprobes.h
index b1a3787..a5d0d99 100644
--- a/include/asm-arm/kprobes.h
+++ b/arch/arm/include/asm/kprobes.h
@@ -1,5 +1,5 @@
 /*
- * include/asm-arm/kprobes.h
+ * arch/arm/include/asm/kprobes.h
  *
  * Copyright (C) 2006, 2007 Motorola Inc.
  *
diff --git a/include/asm-arm/leds.h b/arch/arm/include/asm/leds.h
similarity index 96%
rename from include/asm-arm/leds.h
rename to arch/arm/include/asm/leds.h
index 12290ea..c545739 100644
--- a/include/asm-arm/leds.h
+++ b/arch/arm/include/asm/leds.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/leds.h
+ *  arch/arm/include/asm/leds.h
  *
  *  Copyright (C) 1998 Russell King
  *
diff --git a/include/asm-arm/limits.h b/arch/arm/include/asm/limits.h
similarity index 100%
rename from include/asm-arm/limits.h
rename to arch/arm/include/asm/limits.h
diff --git a/include/asm-arm/linkage.h b/arch/arm/include/asm/linkage.h
similarity index 100%
rename from include/asm-arm/linkage.h
rename to arch/arm/include/asm/linkage.h
diff --git a/include/asm-arm/local.h b/arch/arm/include/asm/local.h
similarity index 100%
rename from include/asm-arm/local.h
rename to arch/arm/include/asm/local.h
diff --git a/include/asm-arm/locks.h b/arch/arm/include/asm/locks.h
similarity index 98%
rename from include/asm-arm/locks.h
rename to arch/arm/include/asm/locks.h
index 852220e..ef4c897 100644
--- a/include/asm-arm/locks.h
+++ b/arch/arm/include/asm/locks.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/locks.h
+ *  arch/arm/include/asm/locks.h
  *
  *  Copyright (C) 2000 Russell King
  *
diff --git a/include/asm-arm/mach/arch.h b/arch/arm/include/asm/mach/arch.h
similarity index 97%
rename from include/asm-arm/mach/arch.h
rename to arch/arm/include/asm/mach/arch.h
index bcc8aed..c59842d 100644
--- a/include/asm-arm/mach/arch.h
+++ b/arch/arm/include/asm/mach/arch.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/mach/arch.h
+ *  arch/arm/include/asm/mach/arch.h
  *
  *  Copyright (C) 2000 Russell King
  *
diff --git a/include/asm-arm/mach/dma.h b/arch/arm/include/asm/mach/dma.h
similarity index 97%
rename from include/asm-arm/mach/dma.h
rename to arch/arm/include/asm/mach/dma.h
index e7c4a20..fc7278e 100644
--- a/include/asm-arm/mach/dma.h
+++ b/arch/arm/include/asm/mach/dma.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/mach/dma.h
+ *  arch/arm/include/asm/mach/dma.h
  *
  *  Copyright (C) 1998-2000 Russell King
  *
diff --git a/include/asm-arm/mach/flash.h b/arch/arm/include/asm/mach/flash.h
similarity index 96%
rename from include/asm-arm/mach/flash.h
rename to arch/arm/include/asm/mach/flash.h
index 05b029e..4ca69fe 100644
--- a/include/asm-arm/mach/flash.h
+++ b/arch/arm/include/asm/mach/flash.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/mach/flash.h
+ *  arch/arm/include/asm/mach/flash.h
  *
  *  Copyright (C) 2003 Russell King, All Rights Reserved.
  *
diff --git a/include/asm-arm/mach/irda.h b/arch/arm/include/asm/mach/irda.h
similarity index 92%
rename from include/asm-arm/mach/irda.h
rename to arch/arm/include/asm/mach/irda.h
index 58984d9..38f77b5 100644
--- a/include/asm-arm/mach/irda.h
+++ b/arch/arm/include/asm/mach/irda.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/mach/irda.h
+ *  arch/arm/include/asm/mach/irda.h
  *
  *  Copyright (C) 2004 Russell King.
  *
diff --git a/include/asm-arm/mach/irq.h b/arch/arm/include/asm/mach/irq.h
similarity index 96%
rename from include/asm-arm/mach/irq.h
rename to arch/arm/include/asm/mach/irq.h
index eb0bfba..c57b52c 100644
--- a/include/asm-arm/mach/irq.h
+++ b/arch/arm/include/asm/mach/irq.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/mach/irq.h
+ *  arch/arm/include/asm/mach/irq.h
  *
  *  Copyright (C) 1995-2000 Russell King.
  *
diff --git a/include/asm-arm/mach/map.h b/arch/arm/include/asm/mach/map.h
similarity index 95%
rename from include/asm-arm/mach/map.h
rename to arch/arm/include/asm/mach/map.h
index 7ef3c83..06f583b 100644
--- a/include/asm-arm/mach/map.h
+++ b/arch/arm/include/asm/mach/map.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/map.h
+ *  arch/arm/include/asm/map.h
  *
  *  Copyright (C) 1999-2000 Russell King
  *
diff --git a/include/asm-arm/mach/mmc.h b/arch/arm/include/asm/mach/mmc.h
similarity index 87%
rename from include/asm-arm/mach/mmc.h
rename to arch/arm/include/asm/mach/mmc.h
index eb91145..4da332b 100644
--- a/include/asm-arm/mach/mmc.h
+++ b/arch/arm/include/asm/mach/mmc.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/mach/mmc.h
+ *  arch/arm/include/asm/mach/mmc.h
  */
 #ifndef ASMARM_MACH_MMC_H
 #define ASMARM_MACH_MMC_H
diff --git a/include/asm-arm/mach/pci.h b/arch/arm/include/asm/mach/pci.h
similarity index 97%
rename from include/asm-arm/mach/pci.h
rename to arch/arm/include/asm/mach/pci.h
index 9d4f6b5..32da1ae 100644
--- a/include/asm-arm/mach/pci.h
+++ b/arch/arm/include/asm/mach/pci.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/mach/pci.h
+ *  arch/arm/include/asm/mach/pci.h
  *
  *  Copyright (C) 2000 Russell King
  *
diff --git a/include/asm-arm/mach/serial_at91.h b/arch/arm/include/asm/mach/serial_at91.h
similarity index 94%
rename from include/asm-arm/mach/serial_at91.h
rename to arch/arm/include/asm/mach/serial_at91.h
index 55b317a..ea6d063 100644
--- a/include/asm-arm/mach/serial_at91.h
+++ b/arch/arm/include/asm/mach/serial_at91.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/mach/serial_at91.h
+ *  arch/arm/include/asm/mach/serial_at91.h
  *
  *  Based on serial_sa1100.h  by Nicolas Pitre
  *
diff --git a/include/asm-arm/mach/serial_sa1100.h b/arch/arm/include/asm/mach/serial_sa1100.h
similarity index 86%
rename from include/asm-arm/mach/serial_sa1100.h
rename to arch/arm/include/asm/mach/serial_sa1100.h
index 20c22bb..d09064b 100644
--- a/include/asm-arm/mach/serial_sa1100.h
+++ b/arch/arm/include/asm/mach/serial_sa1100.h
@@ -1,9 +1,9 @@
 /*
- *  linux/include/asm-arm/mach/serial_sa1100.h
+ *  arch/arm/include/asm/mach/serial_sa1100.h
  *
  *  Author: Nicolas Pitre
  *
- * Moved to include/asm-arm/mach and changed lots, Russell King
+ * Moved and changed lots, Russell King
  *
  * Low level machine dependent UART functions.
  */
diff --git a/include/asm-arm/mach/sharpsl_param.h b/arch/arm/include/asm/mach/sharpsl_param.h
similarity index 100%
rename from include/asm-arm/mach/sharpsl_param.h
rename to arch/arm/include/asm/mach/sharpsl_param.h
diff --git a/include/asm-arm/mach/time.h b/arch/arm/include/asm/mach/time.h
similarity index 97%
rename from include/asm-arm/mach/time.h
rename to arch/arm/include/asm/mach/time.h
index 2fd36ea..b2cc1fc 100644
--- a/include/asm-arm/mach/time.h
+++ b/arch/arm/include/asm/mach/time.h
@@ -1,5 +1,5 @@
 /*
- * linux/include/asm-arm/mach/time.h
+ * arch/arm/include/asm/mach/time.h
  *
  * Copyright (C) 2004 MontaVista Software, Inc.
  *
diff --git a/include/asm-arm/mach/udc_pxa2xx.h b/arch/arm/include/asm/mach/udc_pxa2xx.h
similarity index 95%
rename from include/asm-arm/mach/udc_pxa2xx.h
rename to arch/arm/include/asm/mach/udc_pxa2xx.h
index 9e5ed7c..270902c 100644
--- a/include/asm-arm/mach/udc_pxa2xx.h
+++ b/arch/arm/include/asm/mach/udc_pxa2xx.h
@@ -1,5 +1,5 @@
 /*
- * linux/include/asm-arm/mach/udc_pxa2xx.h
+ * arch/arm/include/asm/mach/udc_pxa2xx.h
  *
  * This supports machine-specific differences in how the PXA2xx
  * USB Device Controller (UDC) is wired.
diff --git a/include/asm-arm/mc146818rtc.h b/arch/arm/include/asm/mc146818rtc.h
similarity index 100%
rename from include/asm-arm/mc146818rtc.h
rename to arch/arm/include/asm/mc146818rtc.h
diff --git a/include/asm-arm/memory.h b/arch/arm/include/asm/memory.h
similarity index 99%
rename from include/asm-arm/memory.h
rename to arch/arm/include/asm/memory.h
index 9ba4d71..9206922 100644
--- a/include/asm-arm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/memory.h
+ *  arch/arm/include/asm/memory.h
  *
  *  Copyright (C) 2000-2002 Russell King
  *  modification for nommu, Hyok S. Choi, 2004
diff --git a/include/asm-arm/mman.h b/arch/arm/include/asm/mman.h
similarity index 100%
rename from include/asm-arm/mman.h
rename to arch/arm/include/asm/mman.h
diff --git a/include/asm-arm/mmu.h b/arch/arm/include/asm/mmu.h
similarity index 100%
rename from include/asm-arm/mmu.h
rename to arch/arm/include/asm/mmu.h
diff --git a/include/asm-arm/mmu_context.h b/arch/arm/include/asm/mmu_context.h
similarity index 98%
rename from include/asm-arm/mmu_context.h
rename to arch/arm/include/asm/mmu_context.h
index 91b9dfd..a301e44 100644
--- a/include/asm-arm/mmu_context.h
+++ b/arch/arm/include/asm/mmu_context.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/mmu_context.h
+ *  arch/arm/include/asm/mmu_context.h
  *
  *  Copyright (C) 1996 Russell King.
  *
diff --git a/include/asm-arm/mmzone.h b/arch/arm/include/asm/mmzone.h
similarity index 94%
rename from include/asm-arm/mmzone.h
rename to arch/arm/include/asm/mmzone.h
index b87de15..f2fbb50 100644
--- a/include/asm-arm/mmzone.h
+++ b/arch/arm/include/asm/mmzone.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/mmzone.h
+ *  arch/arm/include/asm/mmzone.h
  *
  *  1999-12-29	Nicolas Pitre		Created
  *
diff --git a/include/asm-arm/module.h b/arch/arm/include/asm/module.h
similarity index 100%
rename from include/asm-arm/module.h
rename to arch/arm/include/asm/module.h
diff --git a/include/asm-arm/msgbuf.h b/arch/arm/include/asm/msgbuf.h
similarity index 100%
rename from include/asm-arm/msgbuf.h
rename to arch/arm/include/asm/msgbuf.h
diff --git a/include/asm-arm/mtd-xip.h b/arch/arm/include/asm/mtd-xip.h
similarity index 100%
rename from include/asm-arm/mtd-xip.h
rename to arch/arm/include/asm/mtd-xip.h
diff --git a/include/asm-arm/mutex.h b/arch/arm/include/asm/mutex.h
similarity index 98%
rename from include/asm-arm/mutex.h
rename to arch/arm/include/asm/mutex.h
index 020bd98..93226cf 100644
--- a/include/asm-arm/mutex.h
+++ b/arch/arm/include/asm/mutex.h
@@ -1,5 +1,5 @@
 /*
- * include/asm-arm/mutex.h
+ * arch/arm/include/asm/mutex.h
  *
  * ARM optimized mutex locking primitives
  *
diff --git a/include/asm-arm/nwflash.h b/arch/arm/include/asm/nwflash.h
similarity index 100%
rename from include/asm-arm/nwflash.h
rename to arch/arm/include/asm/nwflash.h
diff --git a/include/asm-arm/page-nommu.h b/arch/arm/include/asm/page-nommu.h
similarity index 96%
rename from include/asm-arm/page-nommu.h
rename to arch/arm/include/asm/page-nommu.h
index ea1cde8..3574c0d 100644
--- a/include/asm-arm/page-nommu.h
+++ b/arch/arm/include/asm/page-nommu.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/page-nommu.h
+ *  arch/arm/include/asm/page-nommu.h
  *
  *  Copyright (C) 2004 Hyok S. Choi
  *
diff --git a/include/asm-arm/page.h b/arch/arm/include/asm/page.h
similarity index 98%
rename from include/asm-arm/page.h
rename to arch/arm/include/asm/page.h
index 7c5fc55..cf2e268 100644
--- a/include/asm-arm/page.h
+++ b/arch/arm/include/asm/page.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/page.h
+ *  arch/arm/include/asm/page.h
  *
  *  Copyright (C) 1995-2003 Russell King
  *
diff --git a/include/asm-arm/param.h b/arch/arm/include/asm/param.h
similarity index 94%
rename from include/asm-arm/param.h
rename to arch/arm/include/asm/param.h
index 1580646..8b24bf94 100644
--- a/include/asm-arm/param.h
+++ b/arch/arm/include/asm/param.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/param.h
+ *  arch/arm/include/asm/param.h
  *
  *  Copyright (C) 1995-1999 Russell King
  *
diff --git a/include/asm-arm/parport.h b/arch/arm/include/asm/parport.h
similarity index 85%
rename from include/asm-arm/parport.h
rename to arch/arm/include/asm/parport.h
index f2f90c7..26e94b0 100644
--- a/include/asm-arm/parport.h
+++ b/arch/arm/include/asm/parport.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/parport.h: ARM-specific parport initialisation
+ *  arch/arm/include/asm/parport.h: ARM-specific parport initialisation
  *
  *  Copyright (C) 1999, 2000  Tim Waugh <tim@cyberelk.demon.co.uk>
  *
diff --git a/include/asm-arm/pci.h b/arch/arm/include/asm/pci.h
similarity index 100%
rename from include/asm-arm/pci.h
rename to arch/arm/include/asm/pci.h
diff --git a/include/asm-arm/percpu.h b/arch/arm/include/asm/percpu.h
similarity index 100%
rename from include/asm-arm/percpu.h
rename to arch/arm/include/asm/percpu.h
diff --git a/include/asm-arm/pgalloc.h b/arch/arm/include/asm/pgalloc.h
similarity index 98%
rename from include/asm-arm/pgalloc.h
rename to arch/arm/include/asm/pgalloc.h
index 163b030..3dcd64b 100644
--- a/include/asm-arm/pgalloc.h
+++ b/arch/arm/include/asm/pgalloc.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/pgalloc.h
+ *  arch/arm/include/asm/pgalloc.h
  *
  *  Copyright (C) 2000-2001 Russell King
  *
diff --git a/include/asm-arm/pgtable-hwdef.h b/arch/arm/include/asm/pgtable-hwdef.h
similarity index 97%
rename from include/asm-arm/pgtable-hwdef.h
rename to arch/arm/include/asm/pgtable-hwdef.h
index f3b5120..fd1521d 100644
--- a/include/asm-arm/pgtable-hwdef.h
+++ b/arch/arm/include/asm/pgtable-hwdef.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/pgtable-hwdef.h
+ *  arch/arm/include/asm/pgtable-hwdef.h
  *
  *  Copyright (C) 1995-2002 Russell King
  *
diff --git a/include/asm-arm/pgtable-nommu.h b/arch/arm/include/asm/pgtable-nommu.h
similarity index 98%
rename from include/asm-arm/pgtable-nommu.h
rename to arch/arm/include/asm/pgtable-nommu.h
index 386fcc1..b011f2e 100644
--- a/include/asm-arm/pgtable-nommu.h
+++ b/arch/arm/include/asm/pgtable-nommu.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/pgtable-nommu.h
+ *  arch/arm/include/asm/pgtable-nommu.h
  *
  *  Copyright (C) 1995-2002 Russell King
  *  Copyright (C) 2004  Hyok S. Choi
diff --git a/include/asm-arm/pgtable.h b/arch/arm/include/asm/pgtable.h
similarity index 99%
rename from include/asm-arm/pgtable.h
rename to arch/arm/include/asm/pgtable.h
index 5571c13..8ab060a 100644
--- a/include/asm-arm/pgtable.h
+++ b/arch/arm/include/asm/pgtable.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/pgtable.h
+ *  arch/arm/include/asm/pgtable.h
  *
  *  Copyright (C) 1995-2002 Russell King
  *
diff --git a/include/asm-arm/poll.h b/arch/arm/include/asm/poll.h
similarity index 100%
rename from include/asm-arm/poll.h
rename to arch/arm/include/asm/poll.h
diff --git a/include/asm-arm/posix_types.h b/arch/arm/include/asm/posix_types.h
similarity index 97%
rename from include/asm-arm/posix_types.h
rename to arch/arm/include/asm/posix_types.h
index c37379d..2446d23 100644
--- a/include/asm-arm/posix_types.h
+++ b/arch/arm/include/asm/posix_types.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/posix_types.h
+ *  arch/arm/include/asm/posix_types.h
  *
  *  Copyright (C) 1996-1998 Russell King.
  *
diff --git a/include/asm-arm/proc-fns.h b/arch/arm/include/asm/proc-fns.h
similarity index 98%
rename from include/asm-arm/proc-fns.h
rename to arch/arm/include/asm/proc-fns.h
index 75ec760..db80203 100644
--- a/include/asm-arm/proc-fns.h
+++ b/arch/arm/include/asm/proc-fns.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/proc-fns.h
+ *  arch/arm/include/asm/proc-fns.h
  *
  *  Copyright (C) 1997-1999 Russell King
  *  Copyright (C) 2000 Deep Blue Solutions Ltd
diff --git a/include/asm-arm/processor.h b/arch/arm/include/asm/processor.h
similarity index 98%
rename from include/asm-arm/processor.h
rename to arch/arm/include/asm/processor.h
index bd8029e..b01d5e7 100644
--- a/include/asm-arm/processor.h
+++ b/arch/arm/include/asm/processor.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/processor.h
+ *  arch/arm/include/asm/processor.h
  *
  *  Copyright (C) 1995-1999 Russell King
  *
diff --git a/include/asm-arm/procinfo.h b/arch/arm/include/asm/procinfo.h
similarity index 96%
rename from include/asm-arm/procinfo.h
rename to arch/arm/include/asm/procinfo.h
index 4d3c685..ca52e58 100644
--- a/include/asm-arm/procinfo.h
+++ b/arch/arm/include/asm/procinfo.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/procinfo.h
+ *  arch/arm/include/asm/procinfo.h
  *
  *  Copyright (C) 1996-1999 Russell King
  *
diff --git a/include/asm-arm/ptrace.h b/arch/arm/include/asm/ptrace.h
similarity index 98%
rename from include/asm-arm/ptrace.h
rename to arch/arm/include/asm/ptrace.h
index 8382b75..b415c0e 100644
--- a/include/asm-arm/ptrace.h
+++ b/arch/arm/include/asm/ptrace.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/ptrace.h
+ *  arch/arm/include/asm/ptrace.h
  *
  *  Copyright (C) 1996-2003 Russell King
  *
diff --git a/include/asm-arm/resource.h b/arch/arm/include/asm/resource.h
similarity index 100%
rename from include/asm-arm/resource.h
rename to arch/arm/include/asm/resource.h
diff --git a/include/asm-arm/scatterlist.h b/arch/arm/include/asm/scatterlist.h
similarity index 100%
rename from include/asm-arm/scatterlist.h
rename to arch/arm/include/asm/scatterlist.h
diff --git a/include/asm-arm/sections.h b/arch/arm/include/asm/sections.h
similarity index 100%
rename from include/asm-arm/sections.h
rename to arch/arm/include/asm/sections.h
diff --git a/include/asm-arm/segment.h b/arch/arm/include/asm/segment.h
similarity index 100%
rename from include/asm-arm/segment.h
rename to arch/arm/include/asm/segment.h
diff --git a/include/asm-arm/sembuf.h b/arch/arm/include/asm/sembuf.h
similarity index 100%
rename from include/asm-arm/sembuf.h
rename to arch/arm/include/asm/sembuf.h
diff --git a/include/asm-arm/serial.h b/arch/arm/include/asm/serial.h
similarity index 91%
rename from include/asm-arm/serial.h
rename to arch/arm/include/asm/serial.h
index 015b262..ebb0490 100644
--- a/include/asm-arm/serial.h
+++ b/arch/arm/include/asm/serial.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/serial.h
+ *  arch/arm/include/asm/serial.h
  *
  *  Copyright (C) 1996 Russell King.
  *
diff --git a/include/asm-arm/setup.h b/arch/arm/include/asm/setup.h
similarity index 100%
rename from include/asm-arm/setup.h
rename to arch/arm/include/asm/setup.h
diff --git a/include/asm-arm/shmbuf.h b/arch/arm/include/asm/shmbuf.h
similarity index 100%
rename from include/asm-arm/shmbuf.h
rename to arch/arm/include/asm/shmbuf.h
diff --git a/include/asm-arm/shmparam.h b/arch/arm/include/asm/shmparam.h
similarity index 100%
rename from include/asm-arm/shmparam.h
rename to arch/arm/include/asm/shmparam.h
diff --git a/include/asm-arm/sigcontext.h b/arch/arm/include/asm/sigcontext.h
similarity index 100%
rename from include/asm-arm/sigcontext.h
rename to arch/arm/include/asm/sigcontext.h
diff --git a/include/asm-arm/siginfo.h b/arch/arm/include/asm/siginfo.h
similarity index 100%
rename from include/asm-arm/siginfo.h
rename to arch/arm/include/asm/siginfo.h
diff --git a/include/asm-arm/signal.h b/arch/arm/include/asm/signal.h
similarity index 100%
rename from include/asm-arm/signal.h
rename to arch/arm/include/asm/signal.h
diff --git a/include/asm-arm/sizes.h b/arch/arm/include/asm/sizes.h
similarity index 100%
rename from include/asm-arm/sizes.h
rename to arch/arm/include/asm/sizes.h
diff --git a/include/asm-arm/smp.h b/arch/arm/include/asm/smp.h
similarity index 96%
rename from include/asm-arm/smp.h
rename to arch/arm/include/asm/smp.h
index 7fffa24..cc12a52 100644
--- a/include/asm-arm/smp.h
+++ b/arch/arm/include/asm/smp.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/smp.h
+ *  arch/arm/include/asm/smp.h
  *
  *  Copyright (C) 2004-2005 ARM Ltd.
  *
@@ -17,7 +17,7 @@
 #include <asm/arch/smp.h>
 
 #ifndef CONFIG_SMP
-# error "<asm-arm/smp.h> included in non-SMP build"
+# error "<asm/smp.h> included in non-SMP build"
 #endif
 
 #define raw_smp_processor_id() (current_thread_info()->cpu)
diff --git a/include/asm-arm/socket.h b/arch/arm/include/asm/socket.h
similarity index 100%
rename from include/asm-arm/socket.h
rename to arch/arm/include/asm/socket.h
diff --git a/include/asm-arm/sockios.h b/arch/arm/include/asm/sockios.h
similarity index 100%
rename from include/asm-arm/sockios.h
rename to arch/arm/include/asm/sockios.h
diff --git a/include/asm-arm/sparsemem.h b/arch/arm/include/asm/sparsemem.h
similarity index 100%
rename from include/asm-arm/sparsemem.h
rename to arch/arm/include/asm/sparsemem.h
diff --git a/include/asm-arm/spinlock.h b/arch/arm/include/asm/spinlock.h
similarity index 100%
rename from include/asm-arm/spinlock.h
rename to arch/arm/include/asm/spinlock.h
diff --git a/include/asm-arm/spinlock_types.h b/arch/arm/include/asm/spinlock_types.h
similarity index 100%
rename from include/asm-arm/spinlock_types.h
rename to arch/arm/include/asm/spinlock_types.h
diff --git a/include/asm-arm/stat.h b/arch/arm/include/asm/stat.h
similarity index 100%
rename from include/asm-arm/stat.h
rename to arch/arm/include/asm/stat.h
diff --git a/include/asm-arm/statfs.h b/arch/arm/include/asm/statfs.h
similarity index 100%
rename from include/asm-arm/statfs.h
rename to arch/arm/include/asm/statfs.h
diff --git a/include/asm-arm/string.h b/arch/arm/include/asm/string.h
similarity index 100%
rename from include/asm-arm/string.h
rename to arch/arm/include/asm/string.h
diff --git a/include/asm-arm/suspend.h b/arch/arm/include/asm/suspend.h
similarity index 100%
rename from include/asm-arm/suspend.h
rename to arch/arm/include/asm/suspend.h
diff --git a/include/asm-arm/system.h b/arch/arm/include/asm/system.h
similarity index 100%
rename from include/asm-arm/system.h
rename to arch/arm/include/asm/system.h
diff --git a/include/asm-arm/termbits.h b/arch/arm/include/asm/termbits.h
similarity index 100%
rename from include/asm-arm/termbits.h
rename to arch/arm/include/asm/termbits.h
diff --git a/include/asm-arm/termios.h b/arch/arm/include/asm/termios.h
similarity index 100%
rename from include/asm-arm/termios.h
rename to arch/arm/include/asm/termios.h
diff --git a/include/asm-arm/therm.h b/arch/arm/include/asm/therm.h
similarity index 88%
rename from include/asm-arm/therm.h
rename to arch/arm/include/asm/therm.h
index e51c923..f002f01 100644
--- a/include/asm-arm/therm.h
+++ b/arch/arm/include/asm/therm.h
@@ -1,5 +1,5 @@
 /*
- * linux/include/asm-arm/therm.h: Definitions for Dallas Semiconductor
+ * arch/arm/include/asm/therm.h: Definitions for Dallas Semiconductor
  *  DS1620 thermometer driver (as used in the Rebel.com NetWinder)
  */
 #ifndef __ASM_THERM_H
diff --git a/include/asm-arm/thread_info.h b/arch/arm/include/asm/thread_info.h
similarity index 97%
rename from include/asm-arm/thread_info.h
rename to arch/arm/include/asm/thread_info.h
index d4be2d6..e56fa48 100644
--- a/include/asm-arm/thread_info.h
+++ b/arch/arm/include/asm/thread_info.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/thread_info.h
+ *  arch/arm/include/asm/thread_info.h
  *
  *  Copyright (C) 2002 Russell King.
  *
@@ -117,7 +117,7 @@
 
 /*
  * We use bit 30 of the preempt_count to indicate that kernel
- * preemption is occurring.  See include/asm-arm/hardirq.h.
+ * preemption is occurring.  See <asm/hardirq.h>.
  */
 #define PREEMPT_ACTIVE	0x40000000
 
diff --git a/include/asm-arm/thread_notify.h b/arch/arm/include/asm/thread_notify.h
similarity index 96%
rename from include/asm-arm/thread_notify.h
rename to arch/arm/include/asm/thread_notify.h
index 8866e52..f27379d 100644
--- a/include/asm-arm/thread_notify.h
+++ b/arch/arm/include/asm/thread_notify.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/thread_notify.h
+ *  arch/arm/include/asm/thread_notify.h
  *
  *  Copyright (C) 2006 Russell King.
  *
diff --git a/include/asm-arm/timex.h b/arch/arm/include/asm/timex.h
similarity index 92%
rename from include/asm-arm/timex.h
rename to arch/arm/include/asm/timex.h
index 7b8d4cb..e50e292 100644
--- a/include/asm-arm/timex.h
+++ b/arch/arm/include/asm/timex.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/timex.h
+ *  arch/arm/include/asm/timex.h
  *
  *  Copyright (C) 1997,1998 Russell King
  *
diff --git a/include/asm-arm/tlb.h b/arch/arm/include/asm/tlb.h
similarity index 98%
rename from include/asm-arm/tlb.h
rename to arch/arm/include/asm/tlb.h
index 36bd402..857f1df 100644
--- a/include/asm-arm/tlb.h
+++ b/arch/arm/include/asm/tlb.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/tlb.h
+ *  arch/arm/include/asm/tlb.h
  *
  *  Copyright (C) 2002 Russell King
  *
diff --git a/include/asm-arm/tlbflush.h b/arch/arm/include/asm/tlbflush.h
similarity index 99%
rename from include/asm-arm/tlbflush.h
rename to arch/arm/include/asm/tlbflush.h
index 909656c..0d0d40f 100644
--- a/include/asm-arm/tlbflush.h
+++ b/arch/arm/include/asm/tlbflush.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/tlbflush.h
+ *  arch/arm/include/asm/tlbflush.h
  *
  *  Copyright (C) 1999-2003 Russell King
  *
diff --git a/include/asm-arm/topology.h b/arch/arm/include/asm/topology.h
similarity index 100%
rename from include/asm-arm/topology.h
rename to arch/arm/include/asm/topology.h
diff --git a/include/asm-arm/traps.h b/arch/arm/include/asm/traps.h
similarity index 100%
rename from include/asm-arm/traps.h
rename to arch/arm/include/asm/traps.h
diff --git a/include/asm-arm/types.h b/arch/arm/include/asm/types.h
similarity index 100%
rename from include/asm-arm/types.h
rename to arch/arm/include/asm/types.h
diff --git a/include/asm-arm/uaccess.h b/arch/arm/include/asm/uaccess.h
similarity index 99%
rename from include/asm-arm/uaccess.h
rename to arch/arm/include/asm/uaccess.h
index 4c1a3fa..d0f51ff 100644
--- a/include/asm-arm/uaccess.h
+++ b/arch/arm/include/asm/uaccess.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/uaccess.h
+ *  arch/arm/include/asm/uaccess.h
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
diff --git a/include/asm-arm/ucontext.h b/arch/arm/include/asm/ucontext.h
similarity index 100%
rename from include/asm-arm/ucontext.h
rename to arch/arm/include/asm/ucontext.h
diff --git a/include/asm-arm/unaligned.h b/arch/arm/include/asm/unaligned.h
similarity index 100%
rename from include/asm-arm/unaligned.h
rename to arch/arm/include/asm/unaligned.h
diff --git a/include/asm-arm/unistd.h b/arch/arm/include/asm/unistd.h
similarity index 99%
rename from include/asm-arm/unistd.h
rename to arch/arm/include/asm/unistd.h
index 7c57008..f95fbb2 100644
--- a/include/asm-arm/unistd.h
+++ b/arch/arm/include/asm/unistd.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/unistd.h
+ *  arch/arm/include/asm/unistd.h
  *
  *  Copyright (C) 2001-2005 Russell King
  *
diff --git a/include/asm-arm/user.h b/arch/arm/include/asm/user.h
similarity index 100%
rename from include/asm-arm/user.h
rename to arch/arm/include/asm/user.h
diff --git a/include/asm-arm/vfp.h b/arch/arm/include/asm/vfp.h
similarity index 98%
rename from include/asm-arm/vfp.h
rename to arch/arm/include/asm/vfp.h
index 5f9a2cb..f4ab34f 100644
--- a/include/asm-arm/vfp.h
+++ b/arch/arm/include/asm/vfp.h
@@ -1,5 +1,5 @@
 /*
- * linux/include/asm-arm/vfp.h
+ * arch/arm/include/asm/vfp.h
  *
  * VFP register definitions.
  * First, the standard VFP set.
diff --git a/include/asm-arm/vfpmacros.h b/arch/arm/include/asm/vfpmacros.h
similarity index 97%
rename from include/asm-arm/vfpmacros.h
rename to arch/arm/include/asm/vfpmacros.h
index cccb389..422f3cc 100644
--- a/include/asm-arm/vfpmacros.h
+++ b/arch/arm/include/asm/vfpmacros.h
@@ -1,5 +1,5 @@
 /*
- * linux/include/asm-arm/vfpmacros.h
+ * arch/arm/include/asm/vfpmacros.h
  *
  * Assembler-only file containing VFP macros and register definitions.
  */
diff --git a/include/asm-arm/vga.h b/arch/arm/include/asm/vga.h
similarity index 100%
rename from include/asm-arm/vga.h
rename to arch/arm/include/asm/vga.h
diff --git a/include/asm-arm/xor.h b/arch/arm/include/asm/xor.h
similarity index 98%
rename from include/asm-arm/xor.h
rename to arch/arm/include/asm/xor.h
index e7c4cf5..7604673 100644
--- a/include/asm-arm/xor.h
+++ b/arch/arm/include/asm/xor.h
@@ -1,5 +1,5 @@
 /*
- *  linux/include/asm-arm/xor.h
+ *  arch/arm/include/asm/xor.h
  *
  *  Copyright (C) 2001 Russell King
  *
diff --git a/arch/arm/kernel/head-common.S b/arch/arm/kernel/head-common.S
index 7e9c00a..1c3c6ea 100644
--- a/arch/arm/kernel/head-common.S
+++ b/arch/arm/kernel/head-common.S
@@ -181,7 +181,7 @@
 	ldmfd	sp!, {r4 - r7, r9, pc}
 
 /*
- * Look in include/asm-arm/procinfo.h and arch/arm/kernel/arch.[ch] for
+ * Look in <asm/procinfo.h> and arch/arm/kernel/arch.[ch] for
  * more information about the __proc_info and __arch_info structures.
  */
 	.long	__proc_info_begin
diff --git a/arch/arm/lib/getuser.S b/arch/arm/lib/getuser.S
index 1dd8ea4f..2034d4d 100644
--- a/arch/arm/lib/getuser.S
+++ b/arch/arm/lib/getuser.S
@@ -20,7 +20,7 @@
  *		r2, r3 contains the zero-extended value
  *		lr corrupted
  *
- * No other registers must be altered.  (see include/asm-arm/uaccess.h
+ * No other registers must be altered.  (see <asm/uaccess.h>
  * for specific ASM register usage).
  *
  * Note that ADDR_LIMIT is either 0 or 0xc0000000.
diff --git a/arch/arm/lib/putuser.S b/arch/arm/lib/putuser.S
index 8620afe..08ec7df 100644
--- a/arch/arm/lib/putuser.S
+++ b/arch/arm/lib/putuser.S
@@ -20,7 +20,7 @@
  * Outputs:	r0 is the error code
  *		lr corrupted
  *
- * No other registers must be altered.  (see include/asm-arm/uaccess.h
+ * No other registers must be altered.  (see <asm/uaccess.h>
  * for specific ASM register usage).
  *
  * Note that ADDR_LIMIT is either 0 or 0xc0000000
diff --git a/arch/arm/mach-imx/clock.c b/arch/arm/mach-imx/clock.c
index 6a90fe5..8915a5f 100644
--- a/arch/arm/mach-imx/clock.c
+++ b/arch/arm/mach-imx/clock.c
@@ -172,24 +172,29 @@
 
 	return clk;
 }
+EXPORT_SYMBOL(clk_get);
 
 void clk_put(struct clk *clk)
 {
 }
+EXPORT_SYMBOL(clk_put);
 
 int clk_enable(struct clk *clk)
 {
 	return 0;
 }
+EXPORT_SYMBOL(clk_enable);
 
 void clk_disable(struct clk *clk)
 {
 }
+EXPORT_SYMBOL(clk_disable);
 
 unsigned long clk_get_rate(struct clk *clk)
 {
 	return clk->get_rate();
 }
+EXPORT_SYMBOL(clk_get_rate);
 
 int imx_clocks_init(void)
 {
diff --git a/arch/arm/mach-imx/generic.c b/arch/arm/mach-imx/generic.c
index 98ddd8a..c40650d 100644
--- a/arch/arm/mach-imx/generic.c
+++ b/arch/arm/mach-imx/generic.c
@@ -251,7 +251,6 @@
 {
 	memcpy(&imx_fb_info,hard_imx_fb_info,sizeof(struct imxfb_mach_info));
 }
-EXPORT_SYMBOL(set_imx_fb_info);
 
 static struct resource imxfb_resources[] = {
 	[0] = {
diff --git a/arch/arm/mach-imx/mx1ads.c b/arch/arm/mach-imx/mx1ads.c
index 9635d58..baeff24 100644
--- a/arch/arm/mach-imx/mx1ads.c
+++ b/arch/arm/mach-imx/mx1ads.c
@@ -125,7 +125,7 @@
 	&imx_uart2_device,
 };
 
-#ifdef CONFIG_MMC_IMX
+#if defined(CONFIG_MMC_IMX) || defined(CONFIG_MMC_IMX_MODULE)
 static int mx1ads_mmc_card_present(struct device *dev)
 {
 	/* MMC/SD Card Detect is PB 20 on MX1ADS V1.0.7 */
@@ -143,7 +143,7 @@
 #ifdef CONFIG_LEDS
 	imx_gpio_mode(GPIO_PORTA | GPIO_OUT | 2);
 #endif
-#ifdef CONFIG_MMC_IMX
+#if defined(CONFIG_MMC_IMX) || defined(CONFIG_MMC_IMX_MODULE)
 	/* SD/MMC card detect */
 	imx_gpio_mode(GPIO_PORTB | GPIO_GIUS | GPIO_IN | 20);
 	imx_set_mmc_info(&mx1ads_mmc_info);
diff --git a/arch/arm/mach-ns9xxx/board-a9m9750dev.c b/arch/arm/mach-ns9xxx/board-a9m9750dev.c
index a494b71c..46b4f5a 100644
--- a/arch/arm/mach-ns9xxx/board-a9m9750dev.c
+++ b/arch/arm/mach-ns9xxx/board-a9m9750dev.c
@@ -13,12 +13,12 @@
 #include <asm/mach/map.h>
 #include <asm/gpio.h>
 
-#include <asm/arch-ns9xxx/board.h>
-#include <asm/arch-ns9xxx/processor-ns9360.h>
-#include <asm/arch-ns9xxx/regs-sys-ns9360.h>
-#include <asm/arch-ns9xxx/regs-mem.h>
-#include <asm/arch-ns9xxx/regs-bbu.h>
-#include <asm/arch-ns9xxx/regs-board-a9m9750dev.h>
+#include <asm/arch/board.h>
+#include <asm/arch/processor-ns9360.h>
+#include <asm/arch/regs-sys-ns9360.h>
+#include <asm/arch/regs-mem.h>
+#include <asm/arch/regs-bbu.h>
+#include <asm/arch/regs-board-a9m9750dev.h>
 
 #include "board-a9m9750dev.h"
 
diff --git a/arch/arm/mach-ns9xxx/gpio-ns9360.c b/arch/arm/mach-ns9xxx/gpio-ns9360.c
index cabfb87..7bc05a4 100644
--- a/arch/arm/mach-ns9xxx/gpio-ns9360.c
+++ b/arch/arm/mach-ns9xxx/gpio-ns9360.c
@@ -14,8 +14,8 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 
-#include <asm/arch-ns9xxx/regs-bbu.h>
-#include <asm/arch-ns9xxx/processor-ns9360.h>
+#include <asm/arch/regs-bbu.h>
+#include <asm/arch/processor-ns9360.h>
 
 #include "gpio-ns9360.h"
 
diff --git a/arch/arm/mach-ns9xxx/gpio.c b/arch/arm/mach-ns9xxx/gpio.c
index b3c963b..ed4c833 100644
--- a/arch/arm/mach-ns9xxx/gpio.c
+++ b/arch/arm/mach-ns9xxx/gpio.c
@@ -13,9 +13,9 @@
 #include <linux/spinlock.h>
 #include <linux/module.h>
 
-#include <asm/arch-ns9xxx/gpio.h>
-#include <asm/arch-ns9xxx/processor.h>
-#include <asm/arch-ns9xxx/processor-ns9360.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/processor.h>
+#include <asm/arch/processor-ns9360.h>
 #include <asm/bug.h>
 #include <asm/types.h>
 #include <asm/bitops.h>
diff --git a/arch/arm/mach-ns9xxx/irq.c b/arch/arm/mach-ns9xxx/irq.c
index ca85d24..d296425 100644
--- a/arch/arm/mach-ns9xxx/irq.c
+++ b/arch/arm/mach-ns9xxx/irq.c
@@ -13,9 +13,9 @@
 #include <asm/io.h>
 #include <asm/mach/irq.h>
 #include <asm/mach-types.h>
-#include <asm/arch-ns9xxx/regs-sys-common.h>
-#include <asm/arch-ns9xxx/irqs.h>
-#include <asm/arch-ns9xxx/board.h>
+#include <asm/arch/regs-sys-common.h>
+#include <asm/arch/irqs.h>
+#include <asm/arch/board.h>
 
 #include "generic.h"
 
diff --git a/arch/arm/mach-ns9xxx/mach-cc9p9360dev.c b/arch/arm/mach-ns9xxx/mach-cc9p9360dev.c
index 9623fff..7714233 100644
--- a/arch/arm/mach-ns9xxx/mach-cc9p9360dev.c
+++ b/arch/arm/mach-ns9xxx/mach-cc9p9360dev.c
@@ -11,7 +11,7 @@
 #include <asm/mach/arch.h>
 #include <asm/mach-types.h>
 
-#include <asm/arch-ns9xxx/processor-ns9360.h>
+#include <asm/arch/processor-ns9360.h>
 
 #include "board-a9m9750dev.h"
 #include "generic.h"
diff --git a/arch/arm/mach-ns9xxx/mach-cc9p9360js.c b/arch/arm/mach-ns9xxx/mach-cc9p9360js.c
index fcc815b..bdbd0bb 100644
--- a/arch/arm/mach-ns9xxx/mach-cc9p9360js.c
+++ b/arch/arm/mach-ns9xxx/mach-cc9p9360js.c
@@ -11,7 +11,7 @@
 #include <asm/mach/arch.h>
 #include <asm/mach-types.h>
 
-#include <asm/arch-ns9xxx/processor-ns9360.h>
+#include <asm/arch/processor-ns9360.h>
 
 #include "board-jscc9p9360.h"
 #include "generic.h"
diff --git a/arch/arm/mach-ns9xxx/plat-serial8250.c b/arch/arm/mach-ns9xxx/plat-serial8250.c
index 5aa5d9b..c9cce9b 100644
--- a/arch/arm/mach-ns9xxx/plat-serial8250.c
+++ b/arch/arm/mach-ns9xxx/plat-serial8250.c
@@ -11,8 +11,8 @@
 #include <linux/platform_device.h>
 #include <linux/serial_8250.h>
 
-#include <asm/arch-ns9xxx/regs-board-a9m9750dev.h>
-#include <asm/arch-ns9xxx/board.h>
+#include <asm/arch/regs-board-a9m9750dev.h>
+#include <asm/arch/board.h>
 
 #define DRIVER_NAME "serial8250"
 
diff --git a/arch/arm/mach-ns9xxx/processor-ns9360.c b/arch/arm/mach-ns9xxx/processor-ns9360.c
index 2bee0b7..8ee81b5 100644
--- a/arch/arm/mach-ns9xxx/processor-ns9360.c
+++ b/arch/arm/mach-ns9xxx/processor-ns9360.c
@@ -14,8 +14,8 @@
 
 #include <asm/page.h>
 #include <asm/mach/map.h>
-#include <asm/arch-ns9xxx/processor-ns9360.h>
-#include <asm/arch-ns9xxx/regs-sys-ns9360.h>
+#include <asm/arch/processor-ns9360.h>
+#include <asm/arch/regs-sys-ns9360.h>
 
 void ns9360_reset(char mode)
 {
diff --git a/arch/arm/mach-ns9xxx/time-ns9360.c b/arch/arm/mach-ns9xxx/time-ns9360.c
index 4d573c9..66bd582 100644
--- a/arch/arm/mach-ns9xxx/time-ns9360.c
+++ b/arch/arm/mach-ns9xxx/time-ns9360.c
@@ -15,9 +15,9 @@
 #include <linux/clocksource.h>
 #include <linux/clockchips.h>
 
-#include <asm/arch-ns9xxx/processor-ns9360.h>
-#include <asm/arch-ns9xxx/regs-sys-ns9360.h>
-#include <asm/arch-ns9xxx/irqs.h>
+#include <asm/arch/processor-ns9360.h>
+#include <asm/arch/regs-sys-ns9360.h>
+#include <asm/arch/irqs.h>
 #include <asm/arch/system.h>
 #include "generic.h"
 
diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c
index 30023b0..90056d5 100644
--- a/arch/arm/mach-pxa/pcm990-baseboard.c
+++ b/arch/arm/mach-pxa/pcm990-baseboard.c
@@ -22,7 +22,6 @@
 
 #include <linux/irq.h>
 #include <linux/platform_device.h>
-#include <linux/ide.h>
 #include <linux/i2c.h>
 #include <linux/pwm_backlight.h>
 
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 3a6c8ec..ed15f87 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -187,7 +187,7 @@
 		ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || \
 		ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || \
 		ARCH_AT91SAM9G20 || ARCH_AT91CAP9 || \
-		ARCH_NS9XXX || ARCH_DAVINCI
+		ARCH_NS9XXX || ARCH_DAVINCI || ARCH_MX2
 	default y if ARCH_VERSATILE_PB || MACH_VERSATILE_AB || \
 		ARCH_OMAP730 || ARCH_OMAP16XX || \
 		ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || \
@@ -742,3 +742,11 @@
 	select OUTER_CACHE
 	help
 	  This option enables the L2x0 PrimeCell.
+
+config CACHE_XSC3L2
+	bool "Enable the L2 cache on XScale3"
+	depends on CPU_XSC3
+	default y
+	select OUTER_CACHE
+	help
+	  This option enables the L2 cache on XScale3.
diff --git a/arch/arm/mm/cache-xsc3l2.c b/arch/arm/mm/cache-xsc3l2.c
new file mode 100644
index 0000000..158bd96
--- /dev/null
+++ b/arch/arm/mm/cache-xsc3l2.c
@@ -0,0 +1,182 @@
+/*
+ * arch/arm/mm/cache-xsc3l2.c - XScale3 L2 cache controller support
+ *
+ * Copyright (C) 2007 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#include <linux/init.h>
+#include <linux/spinlock.h>
+
+#include <asm/system.h>
+#include <asm/cacheflush.h>
+#include <asm/io.h>
+
+#define CR_L2	(1 << 26)
+
+#define CACHE_LINE_SIZE		32
+#define CACHE_LINE_SHIFT	5
+#define CACHE_WAY_PER_SET	8
+
+#define CACHE_WAY_SIZE(l2ctype)	(8192 << (((l2ctype) >> 8) & 0xf))
+#define CACHE_SET_SIZE(l2ctype)	(CACHE_WAY_SIZE(l2ctype) >> CACHE_LINE_SHIFT)
+
+static inline int xsc3_l2_present(void)
+{
+	unsigned long l2ctype;
+
+	__asm__("mrc p15, 1, %0, c0, c0, 1" : "=r" (l2ctype));
+
+	return !!(l2ctype & 0xf8);
+}
+
+static inline void xsc3_l2_clean_mva(unsigned long addr)
+{
+	__asm__("mcr p15, 1, %0, c7, c11, 1" : : "r" (addr));
+}
+
+static inline void xsc3_l2_clean_pa(unsigned long addr)
+{
+	xsc3_l2_clean_mva(__phys_to_virt(addr));
+}
+
+static inline void xsc3_l2_inv_mva(unsigned long addr)
+{
+	__asm__("mcr p15, 1, %0, c7, c7, 1" : : "r" (addr));
+}
+
+static inline void xsc3_l2_inv_pa(unsigned long addr)
+{
+	xsc3_l2_inv_mva(__phys_to_virt(addr));
+}
+
+static inline void xsc3_l2_inv_all(void)
+{
+	unsigned long l2ctype, set_way;
+	int set, way;
+
+	__asm__("mrc p15, 1, %0, c0, c0, 1" : "=r" (l2ctype));
+
+	for (set = 0; set < CACHE_SET_SIZE(l2ctype); set++) {
+		for (way = 0; way < CACHE_WAY_PER_SET; way++) {
+			set_way = (way << 29) | (set << 5);
+			__asm__("mcr p15, 1, %0, c7, c11, 2" : : "r"(set_way));
+		}
+	}
+
+	dsb();
+}
+
+static void xsc3_l2_inv_range(unsigned long start, unsigned long end)
+{
+	if (start == 0 && end == -1ul) {
+		xsc3_l2_inv_all();
+		return;
+	}
+
+	/*
+	 * Clean and invalidate partial first cache line.
+	 */
+	if (start & (CACHE_LINE_SIZE - 1)) {
+		xsc3_l2_clean_pa(start & ~(CACHE_LINE_SIZE - 1));
+		xsc3_l2_inv_pa(start & ~(CACHE_LINE_SIZE - 1));
+		start = (start | (CACHE_LINE_SIZE - 1)) + 1;
+	}
+
+	/*
+	 * Clean and invalidate partial last cache line.
+	 */
+	if (end & (CACHE_LINE_SIZE - 1)) {
+		xsc3_l2_clean_pa(end & ~(CACHE_LINE_SIZE - 1));
+		xsc3_l2_inv_pa(end & ~(CACHE_LINE_SIZE - 1));
+		end &= ~(CACHE_LINE_SIZE - 1);
+	}
+
+	/*
+	 * Invalidate all full cache lines between 'start' and 'end'.
+	 */
+	while (start != end) {
+		xsc3_l2_inv_pa(start);
+		start += CACHE_LINE_SIZE;
+	}
+
+	dsb();
+}
+
+static void xsc3_l2_clean_range(unsigned long start, unsigned long end)
+{
+	start &= ~(CACHE_LINE_SIZE - 1);
+	while (start < end) {
+		xsc3_l2_clean_pa(start);
+		start += CACHE_LINE_SIZE;
+	}
+
+	dsb();
+}
+
+/*
+ * optimize L2 flush all operation by set/way format
+ */
+static inline void xsc3_l2_flush_all(void)
+{
+	unsigned long l2ctype, set_way;
+	int set, way;
+
+	__asm__("mrc p15, 1, %0, c0, c0, 1" : "=r" (l2ctype));
+
+	for (set = 0; set < CACHE_SET_SIZE(l2ctype); set++) {
+		for (way = 0; way < CACHE_WAY_PER_SET; way++) {
+			set_way = (way << 29) | (set << 5);
+			__asm__("mcr p15, 1, %0, c7, c15, 2" : : "r"(set_way));
+		}
+	}
+
+	dsb();
+}
+
+static void xsc3_l2_flush_range(unsigned long start, unsigned long end)
+{
+	if (start == 0 && end == -1ul) {
+		xsc3_l2_flush_all();
+		return;
+	}
+
+	start &= ~(CACHE_LINE_SIZE - 1);
+	while (start < end) {
+		xsc3_l2_clean_pa(start);
+		xsc3_l2_inv_pa(start);
+		start += CACHE_LINE_SIZE;
+	}
+
+	dsb();
+}
+
+static int __init xsc3_l2_init(void)
+{
+	if (!cpu_is_xsc3() || !xsc3_l2_present())
+		return 0;
+
+	if (!(get_cr() & CR_L2)) {
+		pr_info("XScale3 L2 cache enabled.\n");
+		adjust_cr(CR_L2, CR_L2);
+		xsc3_l2_inv_all();
+	}
+
+	outer_cache.inv_range = xsc3_l2_inv_range;
+	outer_cache.clean_range = xsc3_l2_clean_range;
+	outer_cache.flush_range = xsc3_l2_flush_range;
+
+	return 0;
+}
+core_initcall(xsc3_l2_init);
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index e635294..30a69d6 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -156,9 +156,9 @@
 	}
 
 	if (initrd_node == -1) {
-		printk(KERN_ERR "initrd (0x%08lx - 0x%08lx) extends beyond "
+		printk(KERN_ERR "INITRD: 0x%08lx+0x%08lx extends beyond "
 		       "physical memory - disabling initrd\n",
-		       phys_initrd_start, end);
+		       phys_initrd_start, phys_initrd_size);
 		phys_initrd_start = phys_initrd_size = 0;
 	}
 #endif
@@ -239,25 +239,33 @@
 	reserve_bootmem_node(pgdat, boot_pfn << PAGE_SHIFT,
 			     boot_pages << PAGE_SHIFT, BOOTMEM_DEFAULT);
 
+	/*
+	 * Reserve any special node zero regions.
+	 */
+	if (node == 0)
+		reserve_node_zero(pgdat);
+
 #ifdef CONFIG_BLK_DEV_INITRD
 	/*
 	 * If the initrd is in this node, reserve its memory.
 	 */
 	if (node == initrd_node) {
-		reserve_bootmem_node(pgdat, phys_initrd_start,
-				     phys_initrd_size, BOOTMEM_DEFAULT);
-		initrd_start = __phys_to_virt(phys_initrd_start);
-		initrd_end = initrd_start + phys_initrd_size;
+		int res = reserve_bootmem_node(pgdat, phys_initrd_start,
+				     phys_initrd_size, BOOTMEM_EXCLUSIVE);
+
+		if (res == 0) {
+			initrd_start = __phys_to_virt(phys_initrd_start);
+			initrd_end = initrd_start + phys_initrd_size;
+		} else {
+			printk(KERN_ERR
+				"INITRD: 0x%08lx+0x%08lx overlaps in-use "
+				"memory region - disabling initrd\n",
+				phys_initrd_start, phys_initrd_size);
+		}
 	}
 #endif
 
 	/*
-	 * Finally, reserve any node zero regions.
-	 */
-	if (node == 0)
-		reserve_node_zero(pgdat);
-
-	/*
 	 * initialise the zones within this node.
 	 */
 	memset(zone_size, 0, sizeof(zone_size));
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 303a7ff..b81dbf9 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -259,7 +259,7 @@
  * caller shouldn't need to know that small detail.
  *
  * 'flags' are the extra L_PTE_ flags that you want to specify for this
- * mapping.  See include/asm-arm/proc-armv/pgtable.h for more information.
+ * mapping.  See <asm/pgtable.h> for more information.
  */
 void __iomem *
 __arm_ioremap_pfn(unsigned long pfn, unsigned long offset, size_t size,
diff --git a/arch/arm/mm/proc-arm720.S b/arch/arm/mm/proc-arm720.S
index d64f8e6..eda733d 100644
--- a/arch/arm/mm/proc-arm720.S
+++ b/arch/arm/mm/proc-arm720.S
@@ -231,7 +231,7 @@
 		.align
 
 /*
- * See linux/include/asm-arm/procinfo.h for a definition of this structure.
+ * See <asm/procinfo.h> for a definition of this structure.
  */
 	
 		.section ".proc.info.init", #alloc, #execinstr
diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S
index 3533741..6ff53c2 100644
--- a/arch/arm/mm/proc-xsc3.S
+++ b/arch/arm/mm/proc-xsc3.S
@@ -52,11 +52,6 @@
 #define CACHESIZE	32768
 
 /*
- * Run with L2 enabled.
- */
-#define L2_CACHE_ENABLE	1
-
-/*
  * This macro is used to wait for a CP15 write and is needed when we
  * have to ensure that the last operation to the coprocessor was
  * completed before continuing with operation.
@@ -265,12 +260,9 @@
 	tst	r0, #CACHELINESIZE - 1
 	bic	r0, r0, #CACHELINESIZE - 1
 	mcrne	p15, 0, r0, c7, c10, 1		@ clean L1 D line
-	mcrne	p15, 1, r0, c7, c11, 1		@ clean L2 line
 	tst	r1, #CACHELINESIZE - 1
 	mcrne	p15, 0, r1, c7, c10, 1		@ clean L1 D line
-	mcrne	p15, 1, r1, c7, c11, 1		@ clean L2 line
 1:	mcr	p15, 0, r0, c7, c6, 1		@ invalidate L1 D line
-	mcr	p15, 1, r0, c7, c7, 1		@ invalidate L2 line
 	add	r0, r0, #CACHELINESIZE
 	cmp	r0, r1
 	blo	1b
@@ -288,7 +280,6 @@
 ENTRY(xsc3_dma_clean_range)
 	bic	r0, r0, #CACHELINESIZE - 1
 1:	mcr	p15, 0, r0, c7, c10, 1		@ clean L1 D line
-	mcr	p15, 1, r0, c7, c11, 1		@ clean L2 line
 	add	r0, r0, #CACHELINESIZE
 	cmp	r0, r1
 	blo	1b
@@ -306,8 +297,6 @@
 ENTRY(xsc3_dma_flush_range)
 	bic	r0, r0, #CACHELINESIZE - 1
 1:	mcr	p15, 0, r0, c7, c14, 1		@ clean/invalidate L1 D line
-	mcr	p15, 1, r0, c7, c11, 1		@ clean L2 line
-	mcr	p15, 1, r0, c7, c7, 1		@ invalidate L2 line
 	add	r0, r0, #CACHELINESIZE
 	cmp	r0, r1
 	blo	1b
@@ -347,9 +336,7 @@
 	mcr	p15, 0, ip, c7, c5, 0		@ invalidate L1 I cache and BTB
 	mcr	p15, 0, ip, c7, c10, 4		@ data write barrier
 	mcr	p15, 0, ip, c7, c5, 4		@ prefetch flush
-#ifdef L2_CACHE_ENABLE
 	orr	r0, r0, #0x18			@ cache the page table in L2
-#endif
 	mcr	p15, 0, r0, c2, c0, 0		@ load page table pointer
 	mcr	p15, 0, ip, c8, c7, 0		@ invalidate I and D TLBs
 	cpwait_ret lr, ip
@@ -378,12 +365,10 @@
 	orreq	r2, r2, #PTE_EXT_AP_UNO_SRW	@ yes -> user n/a, system r/w
 						@ combined with user -> user r/w
 
-#if L2_CACHE_ENABLE
 	@ If it's cacheable, it needs to be in L2 also.
 	eor	ip, r1, #L_PTE_CACHEABLE
 	tst	ip, #L_PTE_CACHEABLE
 	orreq	r2, r2, #PTE_EXT_TEX(0x5)
-#endif
 
 	tst	r3, #L_PTE_PRESENT | L_PTE_YOUNG	@ present and young?
 	movne	r2, #0				@ no -> fault
@@ -408,9 +393,7 @@
 	mcr	p15, 0, ip, c7, c10, 4		@ data write barrier
 	mcr	p15, 0, ip, c7, c5, 4		@ prefetch flush
 	mcr	p15, 0, ip, c8, c7, 0		@ invalidate I and D TLBs
-#if L2_CACHE_ENABLE
 	orr	r4, r4, #0x18			@ cache the page table in L2
-#endif
 	mcr	p15, 0, r4, c2, c0, 0		@ load page table pointer
 
 	mov	r0, #0				@ don't allow CP access
@@ -418,9 +401,7 @@
 
 	mrc	p15, 0, r0, c1, c0, 1		@ get auxiliary control reg
 	and	r0, r0, #2			@ preserve bit P bit setting
-#if L2_CACHE_ENABLE
 	orr	r0, r0, #(1 << 10)		@ enable L2 for LLR cache
-#endif
 	mcr	p15, 0, r0, c1, c0, 1		@ set auxiliary control reg
 
 	adr	r5, xsc3_crval
@@ -429,9 +410,6 @@
 	bic	r0, r0, r5			@ ..V. ..R. .... ..A.
 	orr	r0, r0, r6			@ ..VI Z..S .... .C.M (mmu)
 						@ ...I Z..S .... .... (uc)
-#if L2_CACHE_ENABLE
-	orr 	r0, r0, #0x04000000		@ L2 enable
-#endif
 	mov	pc, lr
 
 	.size	__xsc3_setup, . - __xsc3_setup
diff --git a/arch/arm/nwfpe/fpa11.h b/arch/arm/nwfpe/fpa11.h
index 4a4d02c..386cbd1 100644
--- a/arch/arm/nwfpe/fpa11.h
+++ b/arch/arm/nwfpe/fpa11.h
@@ -69,7 +69,7 @@
  * This structure is exported to user space.  Do not re-order.
  * Only add new stuff to the end, and do not change the size of
  * any element.  Elements of this structure are used by user
- * space, and must match struct user_fp in include/asm-arm/user.h.
+ * space, and must match struct user_fp in <asm/user.h>.
  * We include the byte offsets below for documentation purposes.
  *
  * The size of this structure and FPREG are checked by fpmodule.c
diff --git a/include/asm-s390/Kbuild b/arch/s390/include/asm/Kbuild
similarity index 100%
rename from include/asm-s390/Kbuild
rename to arch/s390/include/asm/Kbuild
diff --git a/include/asm-s390/airq.h b/arch/s390/include/asm/airq.h
similarity index 100%
rename from include/asm-s390/airq.h
rename to arch/s390/include/asm/airq.h
diff --git a/include/asm-s390/appldata.h b/arch/s390/include/asm/appldata.h
similarity index 100%
rename from include/asm-s390/appldata.h
rename to arch/s390/include/asm/appldata.h
diff --git a/include/asm-s390/atomic.h b/arch/s390/include/asm/atomic.h
similarity index 100%
rename from include/asm-s390/atomic.h
rename to arch/s390/include/asm/atomic.h
diff --git a/include/asm-s390/auxvec.h b/arch/s390/include/asm/auxvec.h
similarity index 100%
rename from include/asm-s390/auxvec.h
rename to arch/s390/include/asm/auxvec.h
diff --git a/include/asm-s390/bitops.h b/arch/s390/include/asm/bitops.h
similarity index 100%
rename from include/asm-s390/bitops.h
rename to arch/s390/include/asm/bitops.h
diff --git a/include/asm-s390/bug.h b/arch/s390/include/asm/bug.h
similarity index 100%
rename from include/asm-s390/bug.h
rename to arch/s390/include/asm/bug.h
diff --git a/include/asm-s390/bugs.h b/arch/s390/include/asm/bugs.h
similarity index 100%
rename from include/asm-s390/bugs.h
rename to arch/s390/include/asm/bugs.h
diff --git a/include/asm-s390/byteorder.h b/arch/s390/include/asm/byteorder.h
similarity index 100%
rename from include/asm-s390/byteorder.h
rename to arch/s390/include/asm/byteorder.h
diff --git a/include/asm-s390/cache.h b/arch/s390/include/asm/cache.h
similarity index 100%
rename from include/asm-s390/cache.h
rename to arch/s390/include/asm/cache.h
diff --git a/include/asm-s390/cacheflush.h b/arch/s390/include/asm/cacheflush.h
similarity index 100%
rename from include/asm-s390/cacheflush.h
rename to arch/s390/include/asm/cacheflush.h
diff --git a/include/asm-s390/ccwdev.h b/arch/s390/include/asm/ccwdev.h
similarity index 100%
rename from include/asm-s390/ccwdev.h
rename to arch/s390/include/asm/ccwdev.h
diff --git a/include/asm-s390/ccwgroup.h b/arch/s390/include/asm/ccwgroup.h
similarity index 100%
rename from include/asm-s390/ccwgroup.h
rename to arch/s390/include/asm/ccwgroup.h
diff --git a/include/asm-s390/checksum.h b/arch/s390/include/asm/checksum.h
similarity index 100%
rename from include/asm-s390/checksum.h
rename to arch/s390/include/asm/checksum.h
diff --git a/include/asm-s390/chpid.h b/arch/s390/include/asm/chpid.h
similarity index 100%
rename from include/asm-s390/chpid.h
rename to arch/s390/include/asm/chpid.h
diff --git a/include/asm-s390/chsc.h b/arch/s390/include/asm/chsc.h
similarity index 100%
rename from include/asm-s390/chsc.h
rename to arch/s390/include/asm/chsc.h
diff --git a/include/asm-s390/cio.h b/arch/s390/include/asm/cio.h
similarity index 100%
rename from include/asm-s390/cio.h
rename to arch/s390/include/asm/cio.h
diff --git a/include/asm-s390/cmb.h b/arch/s390/include/asm/cmb.h
similarity index 100%
rename from include/asm-s390/cmb.h
rename to arch/s390/include/asm/cmb.h
diff --git a/include/asm-s390/compat.h b/arch/s390/include/asm/compat.h
similarity index 100%
rename from include/asm-s390/compat.h
rename to arch/s390/include/asm/compat.h
diff --git a/include/asm-s390/cpcmd.h b/arch/s390/include/asm/cpcmd.h
similarity index 100%
rename from include/asm-s390/cpcmd.h
rename to arch/s390/include/asm/cpcmd.h
diff --git a/include/asm-s390/cpu.h b/arch/s390/include/asm/cpu.h
similarity index 100%
rename from include/asm-s390/cpu.h
rename to arch/s390/include/asm/cpu.h
diff --git a/include/asm-s390/cputime.h b/arch/s390/include/asm/cputime.h
similarity index 100%
rename from include/asm-s390/cputime.h
rename to arch/s390/include/asm/cputime.h
diff --git a/include/asm-s390/current.h b/arch/s390/include/asm/current.h
similarity index 100%
rename from include/asm-s390/current.h
rename to arch/s390/include/asm/current.h
diff --git a/include/asm-s390/dasd.h b/arch/s390/include/asm/dasd.h
similarity index 100%
rename from include/asm-s390/dasd.h
rename to arch/s390/include/asm/dasd.h
diff --git a/include/asm-s390/debug.h b/arch/s390/include/asm/debug.h
similarity index 100%
rename from include/asm-s390/debug.h
rename to arch/s390/include/asm/debug.h
diff --git a/include/asm-s390/delay.h b/arch/s390/include/asm/delay.h
similarity index 100%
rename from include/asm-s390/delay.h
rename to arch/s390/include/asm/delay.h
diff --git a/include/asm-s390/device.h b/arch/s390/include/asm/device.h
similarity index 100%
rename from include/asm-s390/device.h
rename to arch/s390/include/asm/device.h
diff --git a/include/asm-s390/diag.h b/arch/s390/include/asm/diag.h
similarity index 100%
rename from include/asm-s390/diag.h
rename to arch/s390/include/asm/diag.h
diff --git a/include/asm-s390/div64.h b/arch/s390/include/asm/div64.h
similarity index 100%
rename from include/asm-s390/div64.h
rename to arch/s390/include/asm/div64.h
diff --git a/include/asm-s390/dma.h b/arch/s390/include/asm/dma.h
similarity index 100%
rename from include/asm-s390/dma.h
rename to arch/s390/include/asm/dma.h
diff --git a/include/asm-s390/ebcdic.h b/arch/s390/include/asm/ebcdic.h
similarity index 100%
rename from include/asm-s390/ebcdic.h
rename to arch/s390/include/asm/ebcdic.h
diff --git a/include/asm-s390/elf.h b/arch/s390/include/asm/elf.h
similarity index 100%
rename from include/asm-s390/elf.h
rename to arch/s390/include/asm/elf.h
diff --git a/include/asm-arm/emergency-restart.h b/arch/s390/include/asm/emergency-restart.h
similarity index 100%
copy from include/asm-arm/emergency-restart.h
copy to arch/s390/include/asm/emergency-restart.h
diff --git a/include/asm-s390/errno.h b/arch/s390/include/asm/errno.h
similarity index 100%
rename from include/asm-s390/errno.h
rename to arch/s390/include/asm/errno.h
diff --git a/include/asm-s390/etr.h b/arch/s390/include/asm/etr.h
similarity index 100%
rename from include/asm-s390/etr.h
rename to arch/s390/include/asm/etr.h
diff --git a/include/asm-s390/extmem.h b/arch/s390/include/asm/extmem.h
similarity index 100%
rename from include/asm-s390/extmem.h
rename to arch/s390/include/asm/extmem.h
diff --git a/include/asm-s390/fb.h b/arch/s390/include/asm/fb.h
similarity index 100%
rename from include/asm-s390/fb.h
rename to arch/s390/include/asm/fb.h
diff --git a/include/asm-s390/fcntl.h b/arch/s390/include/asm/fcntl.h
similarity index 100%
rename from include/asm-s390/fcntl.h
rename to arch/s390/include/asm/fcntl.h
diff --git a/include/asm-s390/fcx.h b/arch/s390/include/asm/fcx.h
similarity index 100%
rename from include/asm-s390/fcx.h
rename to arch/s390/include/asm/fcx.h
diff --git a/include/asm-s390/futex.h b/arch/s390/include/asm/futex.h
similarity index 100%
rename from include/asm-s390/futex.h
rename to arch/s390/include/asm/futex.h
diff --git a/include/asm-s390/hardirq.h b/arch/s390/include/asm/hardirq.h
similarity index 100%
rename from include/asm-s390/hardirq.h
rename to arch/s390/include/asm/hardirq.h
diff --git a/include/asm-s390/hugetlb.h b/arch/s390/include/asm/hugetlb.h
similarity index 100%
rename from include/asm-s390/hugetlb.h
rename to arch/s390/include/asm/hugetlb.h
diff --git a/include/asm-s390/idals.h b/arch/s390/include/asm/idals.h
similarity index 100%
rename from include/asm-s390/idals.h
rename to arch/s390/include/asm/idals.h
diff --git a/include/asm-s390/io.h b/arch/s390/include/asm/io.h
similarity index 100%
rename from include/asm-s390/io.h
rename to arch/s390/include/asm/io.h
diff --git a/include/asm-arm/ioctl.h b/arch/s390/include/asm/ioctl.h
similarity index 100%
copy from include/asm-arm/ioctl.h
copy to arch/s390/include/asm/ioctl.h
diff --git a/include/asm-s390/ioctls.h b/arch/s390/include/asm/ioctls.h
similarity index 100%
rename from include/asm-s390/ioctls.h
rename to arch/s390/include/asm/ioctls.h
diff --git a/include/asm-s390/ipcbuf.h b/arch/s390/include/asm/ipcbuf.h
similarity index 100%
rename from include/asm-s390/ipcbuf.h
rename to arch/s390/include/asm/ipcbuf.h
diff --git a/include/asm-s390/ipl.h b/arch/s390/include/asm/ipl.h
similarity index 100%
rename from include/asm-s390/ipl.h
rename to arch/s390/include/asm/ipl.h
diff --git a/include/asm-s390/irq.h b/arch/s390/include/asm/irq.h
similarity index 100%
rename from include/asm-s390/irq.h
rename to arch/s390/include/asm/irq.h
diff --git a/include/asm-arm/irq_regs.h b/arch/s390/include/asm/irq_regs.h
similarity index 100%
copy from include/asm-arm/irq_regs.h
copy to arch/s390/include/asm/irq_regs.h
diff --git a/include/asm-s390/irqflags.h b/arch/s390/include/asm/irqflags.h
similarity index 100%
rename from include/asm-s390/irqflags.h
rename to arch/s390/include/asm/irqflags.h
diff --git a/include/asm-s390/isc.h b/arch/s390/include/asm/isc.h
similarity index 100%
rename from include/asm-s390/isc.h
rename to arch/s390/include/asm/isc.h
diff --git a/include/asm-s390/itcw.h b/arch/s390/include/asm/itcw.h
similarity index 100%
rename from include/asm-s390/itcw.h
rename to arch/s390/include/asm/itcw.h
diff --git a/include/asm-s390/kdebug.h b/arch/s390/include/asm/kdebug.h
similarity index 100%
rename from include/asm-s390/kdebug.h
rename to arch/s390/include/asm/kdebug.h
diff --git a/include/asm-s390/kexec.h b/arch/s390/include/asm/kexec.h
similarity index 100%
rename from include/asm-s390/kexec.h
rename to arch/s390/include/asm/kexec.h
diff --git a/include/asm-s390/kmap_types.h b/arch/s390/include/asm/kmap_types.h
similarity index 100%
rename from include/asm-s390/kmap_types.h
rename to arch/s390/include/asm/kmap_types.h
diff --git a/include/asm-s390/kprobes.h b/arch/s390/include/asm/kprobes.h
similarity index 100%
rename from include/asm-s390/kprobes.h
rename to arch/s390/include/asm/kprobes.h
diff --git a/include/asm-s390/kvm.h b/arch/s390/include/asm/kvm.h
similarity index 100%
rename from include/asm-s390/kvm.h
rename to arch/s390/include/asm/kvm.h
diff --git a/include/asm-s390/kvm_host.h b/arch/s390/include/asm/kvm_host.h
similarity index 100%
rename from include/asm-s390/kvm_host.h
rename to arch/s390/include/asm/kvm_host.h
diff --git a/include/asm-s390/kvm_para.h b/arch/s390/include/asm/kvm_para.h
similarity index 100%
rename from include/asm-s390/kvm_para.h
rename to arch/s390/include/asm/kvm_para.h
diff --git a/include/asm-s390/kvm_virtio.h b/arch/s390/include/asm/kvm_virtio.h
similarity index 100%
rename from include/asm-s390/kvm_virtio.h
rename to arch/s390/include/asm/kvm_virtio.h
diff --git a/include/asm-s390/linkage.h b/arch/s390/include/asm/linkage.h
similarity index 100%
rename from include/asm-s390/linkage.h
rename to arch/s390/include/asm/linkage.h
diff --git a/include/asm-arm/local.h b/arch/s390/include/asm/local.h
similarity index 100%
copy from include/asm-arm/local.h
copy to arch/s390/include/asm/local.h
diff --git a/include/asm-s390/lowcore.h b/arch/s390/include/asm/lowcore.h
similarity index 100%
rename from include/asm-s390/lowcore.h
rename to arch/s390/include/asm/lowcore.h
diff --git a/include/asm-s390/mathemu.h b/arch/s390/include/asm/mathemu.h
similarity index 100%
rename from include/asm-s390/mathemu.h
rename to arch/s390/include/asm/mathemu.h
diff --git a/include/asm-s390/mman.h b/arch/s390/include/asm/mman.h
similarity index 100%
rename from include/asm-s390/mman.h
rename to arch/s390/include/asm/mman.h
diff --git a/include/asm-s390/mmu.h b/arch/s390/include/asm/mmu.h
similarity index 100%
rename from include/asm-s390/mmu.h
rename to arch/s390/include/asm/mmu.h
diff --git a/include/asm-s390/mmu_context.h b/arch/s390/include/asm/mmu_context.h
similarity index 100%
rename from include/asm-s390/mmu_context.h
rename to arch/s390/include/asm/mmu_context.h
diff --git a/include/asm-s390/module.h b/arch/s390/include/asm/module.h
similarity index 100%
rename from include/asm-s390/module.h
rename to arch/s390/include/asm/module.h
diff --git a/include/asm-s390/monwriter.h b/arch/s390/include/asm/monwriter.h
similarity index 100%
rename from include/asm-s390/monwriter.h
rename to arch/s390/include/asm/monwriter.h
diff --git a/include/asm-s390/msgbuf.h b/arch/s390/include/asm/msgbuf.h
similarity index 100%
rename from include/asm-s390/msgbuf.h
rename to arch/s390/include/asm/msgbuf.h
diff --git a/include/asm-s390/mutex.h b/arch/s390/include/asm/mutex.h
similarity index 100%
rename from include/asm-s390/mutex.h
rename to arch/s390/include/asm/mutex.h
diff --git a/include/asm-s390/page.h b/arch/s390/include/asm/page.h
similarity index 100%
rename from include/asm-s390/page.h
rename to arch/s390/include/asm/page.h
diff --git a/include/asm-s390/param.h b/arch/s390/include/asm/param.h
similarity index 100%
rename from include/asm-s390/param.h
rename to arch/s390/include/asm/param.h
diff --git a/include/asm-s390/pci.h b/arch/s390/include/asm/pci.h
similarity index 100%
rename from include/asm-s390/pci.h
rename to arch/s390/include/asm/pci.h
diff --git a/include/asm-s390/percpu.h b/arch/s390/include/asm/percpu.h
similarity index 100%
rename from include/asm-s390/percpu.h
rename to arch/s390/include/asm/percpu.h
diff --git a/include/asm-s390/pgalloc.h b/arch/s390/include/asm/pgalloc.h
similarity index 100%
rename from include/asm-s390/pgalloc.h
rename to arch/s390/include/asm/pgalloc.h
diff --git a/include/asm-s390/pgtable.h b/arch/s390/include/asm/pgtable.h
similarity index 100%
rename from include/asm-s390/pgtable.h
rename to arch/s390/include/asm/pgtable.h
diff --git a/include/asm-arm/poll.h b/arch/s390/include/asm/poll.h
similarity index 100%
copy from include/asm-arm/poll.h
copy to arch/s390/include/asm/poll.h
diff --git a/include/asm-s390/posix_types.h b/arch/s390/include/asm/posix_types.h
similarity index 100%
rename from include/asm-s390/posix_types.h
rename to arch/s390/include/asm/posix_types.h
diff --git a/include/asm-s390/processor.h b/arch/s390/include/asm/processor.h
similarity index 100%
rename from include/asm-s390/processor.h
rename to arch/s390/include/asm/processor.h
diff --git a/include/asm-s390/ptrace.h b/arch/s390/include/asm/ptrace.h
similarity index 100%
rename from include/asm-s390/ptrace.h
rename to arch/s390/include/asm/ptrace.h
diff --git a/include/asm-s390/qdio.h b/arch/s390/include/asm/qdio.h
similarity index 100%
rename from include/asm-s390/qdio.h
rename to arch/s390/include/asm/qdio.h
diff --git a/include/asm-s390/qeth.h b/arch/s390/include/asm/qeth.h
similarity index 100%
rename from include/asm-s390/qeth.h
rename to arch/s390/include/asm/qeth.h
diff --git a/include/asm-s390/reset.h b/arch/s390/include/asm/reset.h
similarity index 100%
rename from include/asm-s390/reset.h
rename to arch/s390/include/asm/reset.h
diff --git a/include/asm-s390/resource.h b/arch/s390/include/asm/resource.h
similarity index 100%
rename from include/asm-s390/resource.h
rename to arch/s390/include/asm/resource.h
diff --git a/include/asm-s390/rwsem.h b/arch/s390/include/asm/rwsem.h
similarity index 100%
rename from include/asm-s390/rwsem.h
rename to arch/s390/include/asm/rwsem.h
diff --git a/include/asm-s390/s390_ext.h b/arch/s390/include/asm/s390_ext.h
similarity index 100%
rename from include/asm-s390/s390_ext.h
rename to arch/s390/include/asm/s390_ext.h
diff --git a/include/asm-s390/s390_rdev.h b/arch/s390/include/asm/s390_rdev.h
similarity index 100%
rename from include/asm-s390/s390_rdev.h
rename to arch/s390/include/asm/s390_rdev.h
diff --git a/include/asm-s390/scatterlist.h b/arch/s390/include/asm/scatterlist.h
similarity index 100%
rename from include/asm-s390/scatterlist.h
rename to arch/s390/include/asm/scatterlist.h
diff --git a/include/asm-s390/schid.h b/arch/s390/include/asm/schid.h
similarity index 100%
rename from include/asm-s390/schid.h
rename to arch/s390/include/asm/schid.h
diff --git a/include/asm-s390/sclp.h b/arch/s390/include/asm/sclp.h
similarity index 100%
rename from include/asm-s390/sclp.h
rename to arch/s390/include/asm/sclp.h
diff --git a/include/asm-s390/sections.h b/arch/s390/include/asm/sections.h
similarity index 100%
rename from include/asm-s390/sections.h
rename to arch/s390/include/asm/sections.h
diff --git a/include/asm-s390/segment.h b/arch/s390/include/asm/segment.h
similarity index 100%
rename from include/asm-s390/segment.h
rename to arch/s390/include/asm/segment.h
diff --git a/include/asm-s390/sembuf.h b/arch/s390/include/asm/sembuf.h
similarity index 100%
rename from include/asm-s390/sembuf.h
rename to arch/s390/include/asm/sembuf.h
diff --git a/include/asm-s390/setup.h b/arch/s390/include/asm/setup.h
similarity index 100%
rename from include/asm-s390/setup.h
rename to arch/s390/include/asm/setup.h
diff --git a/include/asm-s390/sfp-machine.h b/arch/s390/include/asm/sfp-machine.h
similarity index 100%
rename from include/asm-s390/sfp-machine.h
rename to arch/s390/include/asm/sfp-machine.h
diff --git a/include/asm-s390/sfp-util.h b/arch/s390/include/asm/sfp-util.h
similarity index 100%
rename from include/asm-s390/sfp-util.h
rename to arch/s390/include/asm/sfp-util.h
diff --git a/include/asm-s390/shmbuf.h b/arch/s390/include/asm/shmbuf.h
similarity index 100%
rename from include/asm-s390/shmbuf.h
rename to arch/s390/include/asm/shmbuf.h
diff --git a/include/asm-s390/shmparam.h b/arch/s390/include/asm/shmparam.h
similarity index 100%
rename from include/asm-s390/shmparam.h
rename to arch/s390/include/asm/shmparam.h
diff --git a/include/asm-s390/sigcontext.h b/arch/s390/include/asm/sigcontext.h
similarity index 100%
rename from include/asm-s390/sigcontext.h
rename to arch/s390/include/asm/sigcontext.h
diff --git a/include/asm-s390/siginfo.h b/arch/s390/include/asm/siginfo.h
similarity index 100%
rename from include/asm-s390/siginfo.h
rename to arch/s390/include/asm/siginfo.h
diff --git a/include/asm-s390/signal.h b/arch/s390/include/asm/signal.h
similarity index 100%
rename from include/asm-s390/signal.h
rename to arch/s390/include/asm/signal.h
diff --git a/include/asm-s390/sigp.h b/arch/s390/include/asm/sigp.h
similarity index 100%
rename from include/asm-s390/sigp.h
rename to arch/s390/include/asm/sigp.h
diff --git a/include/asm-s390/smp.h b/arch/s390/include/asm/smp.h
similarity index 100%
rename from include/asm-s390/smp.h
rename to arch/s390/include/asm/smp.h
diff --git a/include/asm-s390/socket.h b/arch/s390/include/asm/socket.h
similarity index 100%
rename from include/asm-s390/socket.h
rename to arch/s390/include/asm/socket.h
diff --git a/include/asm-s390/sockios.h b/arch/s390/include/asm/sockios.h
similarity index 100%
rename from include/asm-s390/sockios.h
rename to arch/s390/include/asm/sockios.h
diff --git a/include/asm-s390/sparsemem.h b/arch/s390/include/asm/sparsemem.h
similarity index 100%
rename from include/asm-s390/sparsemem.h
rename to arch/s390/include/asm/sparsemem.h
diff --git a/include/asm-s390/spinlock.h b/arch/s390/include/asm/spinlock.h
similarity index 100%
rename from include/asm-s390/spinlock.h
rename to arch/s390/include/asm/spinlock.h
diff --git a/include/asm-s390/spinlock_types.h b/arch/s390/include/asm/spinlock_types.h
similarity index 100%
rename from include/asm-s390/spinlock_types.h
rename to arch/s390/include/asm/spinlock_types.h
diff --git a/include/asm-s390/stat.h b/arch/s390/include/asm/stat.h
similarity index 100%
rename from include/asm-s390/stat.h
rename to arch/s390/include/asm/stat.h
diff --git a/include/asm-s390/statfs.h b/arch/s390/include/asm/statfs.h
similarity index 100%
rename from include/asm-s390/statfs.h
rename to arch/s390/include/asm/statfs.h
diff --git a/include/asm-s390/string.h b/arch/s390/include/asm/string.h
similarity index 100%
rename from include/asm-s390/string.h
rename to arch/s390/include/asm/string.h
diff --git a/include/asm-s390/suspend.h b/arch/s390/include/asm/suspend.h
similarity index 100%
rename from include/asm-s390/suspend.h
rename to arch/s390/include/asm/suspend.h
diff --git a/include/asm-s390/sysinfo.h b/arch/s390/include/asm/sysinfo.h
similarity index 100%
rename from include/asm-s390/sysinfo.h
rename to arch/s390/include/asm/sysinfo.h
diff --git a/include/asm-s390/system.h b/arch/s390/include/asm/system.h
similarity index 100%
rename from include/asm-s390/system.h
rename to arch/s390/include/asm/system.h
diff --git a/include/asm-s390/tape390.h b/arch/s390/include/asm/tape390.h
similarity index 100%
rename from include/asm-s390/tape390.h
rename to arch/s390/include/asm/tape390.h
diff --git a/include/asm-s390/termbits.h b/arch/s390/include/asm/termbits.h
similarity index 100%
rename from include/asm-s390/termbits.h
rename to arch/s390/include/asm/termbits.h
diff --git a/include/asm-s390/termios.h b/arch/s390/include/asm/termios.h
similarity index 100%
rename from include/asm-s390/termios.h
rename to arch/s390/include/asm/termios.h
diff --git a/include/asm-s390/thread_info.h b/arch/s390/include/asm/thread_info.h
similarity index 100%
rename from include/asm-s390/thread_info.h
rename to arch/s390/include/asm/thread_info.h
diff --git a/include/asm-s390/timer.h b/arch/s390/include/asm/timer.h
similarity index 100%
rename from include/asm-s390/timer.h
rename to arch/s390/include/asm/timer.h
diff --git a/include/asm-s390/timex.h b/arch/s390/include/asm/timex.h
similarity index 100%
rename from include/asm-s390/timex.h
rename to arch/s390/include/asm/timex.h
diff --git a/include/asm-s390/tlb.h b/arch/s390/include/asm/tlb.h
similarity index 100%
rename from include/asm-s390/tlb.h
rename to arch/s390/include/asm/tlb.h
diff --git a/include/asm-s390/tlbflush.h b/arch/s390/include/asm/tlbflush.h
similarity index 100%
rename from include/asm-s390/tlbflush.h
rename to arch/s390/include/asm/tlbflush.h
diff --git a/include/asm-s390/todclk.h b/arch/s390/include/asm/todclk.h
similarity index 100%
rename from include/asm-s390/todclk.h
rename to arch/s390/include/asm/todclk.h
diff --git a/include/asm-s390/topology.h b/arch/s390/include/asm/topology.h
similarity index 100%
rename from include/asm-s390/topology.h
rename to arch/s390/include/asm/topology.h
diff --git a/include/asm-s390/types.h b/arch/s390/include/asm/types.h
similarity index 100%
rename from include/asm-s390/types.h
rename to arch/s390/include/asm/types.h
diff --git a/include/asm-s390/uaccess.h b/arch/s390/include/asm/uaccess.h
similarity index 100%
rename from include/asm-s390/uaccess.h
rename to arch/s390/include/asm/uaccess.h
diff --git a/include/asm-s390/ucontext.h b/arch/s390/include/asm/ucontext.h
similarity index 100%
rename from include/asm-s390/ucontext.h
rename to arch/s390/include/asm/ucontext.h
diff --git a/include/asm-s390/unaligned.h b/arch/s390/include/asm/unaligned.h
similarity index 100%
rename from include/asm-s390/unaligned.h
rename to arch/s390/include/asm/unaligned.h
diff --git a/include/asm-s390/unistd.h b/arch/s390/include/asm/unistd.h
similarity index 100%
rename from include/asm-s390/unistd.h
rename to arch/s390/include/asm/unistd.h
diff --git a/include/asm-s390/user.h b/arch/s390/include/asm/user.h
similarity index 100%
rename from include/asm-s390/user.h
rename to arch/s390/include/asm/user.h
diff --git a/include/asm-s390/vtoc.h b/arch/s390/include/asm/vtoc.h
similarity index 100%
rename from include/asm-s390/vtoc.h
rename to arch/s390/include/asm/vtoc.h
diff --git a/include/asm-s390/xor.h b/arch/s390/include/asm/xor.h
similarity index 100%
rename from include/asm-s390/xor.h
rename to arch/s390/include/asm/xor.h
diff --git a/include/asm-s390/zcrypt.h b/arch/s390/include/asm/zcrypt.h
similarity index 100%
rename from include/asm-s390/zcrypt.h
rename to arch/s390/include/asm/zcrypt.h
diff --git a/arch/sparc/include/asm/futex_64.h b/arch/sparc/include/asm/futex_64.h
index d837893..47f9583 100644
--- a/arch/sparc/include/asm/futex_64.h
+++ b/arch/sparc/include/asm/futex_64.h
@@ -59,7 +59,7 @@
 		__futex_cas_op("or\t%2, %4, %1", ret, oldval, uaddr, oparg);
 		break;
 	case FUTEX_OP_ANDN:
-		__futex_cas_op("and\t%2, %4, %1", ret, oldval, uaddr, oparg);
+		__futex_cas_op("andn\t%2, %4, %1", ret, oldval, uaddr, oparg);
 		break;
 	case FUTEX_OP_XOR:
 		__futex_cas_op("xor\t%2, %4, %1", ret, oldval, uaddr, oparg);
diff --git a/arch/sparc/include/asm/irq_64.h b/arch/sparc/include/asm/irq_64.h
index 0bb9bf5..3473e25 100644
--- a/arch/sparc/include/asm/irq_64.h
+++ b/arch/sparc/include/asm/irq_64.h
@@ -90,4 +90,7 @@
 	return retval;
 }
 
+void __trigger_all_cpu_backtrace(void);
+#define trigger_all_cpu_backtrace() __trigger_all_cpu_backtrace()
+
 #endif
diff --git a/arch/sparc/include/asm/of_platform.h b/arch/sparc/include/asm/of_platform.h
index aa69977..93a262c 100644
--- a/arch/sparc/include/asm/of_platform.h
+++ b/arch/sparc/include/asm/of_platform.h
@@ -1,8 +1,24 @@
 #ifndef ___ASM_SPARC_OF_PLATFORM_H
 #define ___ASM_SPARC_OF_PLATFORM_H
-#if defined(__sparc__) && defined(__arch64__)
-#include <asm/of_platform_64.h>
-#else
-#include <asm/of_platform_32.h>
-#endif
+/*
+ *    Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
+ *			 <benh@kernel.crashing.org>
+ *    Modified for Sparc by merging parts of asm/of_device.h
+ *		by Stephen Rothwell
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License
+ *  as published by the Free Software Foundation; either version
+ *  2 of the License, or (at your option) any later version.
+ *
+ */
+
+/* This is just here during the transition */
+#include <linux/of_platform.h>
+
+extern struct bus_type ebus_bus_type;
+extern struct bus_type sbus_bus_type;
+
+#define of_bus_type	of_platform_bus_type	/* for compatibility */
+
 #endif
diff --git a/arch/sparc/include/asm/of_platform_32.h b/arch/sparc/include/asm/of_platform_32.h
deleted file mode 100644
index 723f7c9..0000000
--- a/arch/sparc/include/asm/of_platform_32.h
+++ /dev/null
@@ -1,24 +0,0 @@
-#ifndef _ASM_SPARC_OF_PLATFORM_H
-#define _ASM_SPARC_OF_PLATFORM_H
-/*
- *    Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
- *			 <benh@kernel.crashing.org>
- *    Modified for Sparc by merging parts of asm/of_device.h
- *		by Stephen Rothwell
- *
- *  This program is free software; you can redistribute it and/or
- *  modify it under the terms of the GNU General Public License
- *  as published by the Free Software Foundation; either version
- *  2 of the License, or (at your option) any later version.
- *
- */
-
-/* This is just here during the transition */
-#include <linux/of_platform.h>
-
-extern struct bus_type ebus_bus_type;
-extern struct bus_type sbus_bus_type;
-
-#define of_bus_type	of_platform_bus_type	/* for compatibility */
-
-#endif	/* _ASM_SPARC_OF_PLATFORM_H */
diff --git a/arch/sparc/include/asm/of_platform_64.h b/arch/sparc/include/asm/of_platform_64.h
deleted file mode 100644
index 4f66a5f..0000000
--- a/arch/sparc/include/asm/of_platform_64.h
+++ /dev/null
@@ -1,25 +0,0 @@
-#ifndef _ASM_SPARC64_OF_PLATFORM_H
-#define _ASM_SPARC64_OF_PLATFORM_H
-/*
- *    Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp.
- *			 <benh@kernel.crashing.org>
- *    Modified for Sparc by merging parts of asm/of_device.h
- *		by Stephen Rothwell
- *
- *  This program is free software; you can redistribute it and/or
- *  modify it under the terms of the GNU General Public License
- *  as published by the Free Software Foundation; either version
- *  2 of the License, or (at your option) any later version.
- *
- */
-
-/* This is just here during the transition */
-#include <linux/of_platform.h>
-
-extern struct bus_type isa_bus_type;
-extern struct bus_type ebus_bus_type;
-extern struct bus_type sbus_bus_type;
-
-#define of_bus_type	of_platform_bus_type	/* for compatibility */
-
-#endif	/* _ASM_SPARC64_OF_PLATFORM_H */
diff --git a/arch/sparc/include/asm/ptrace_32.h b/arch/sparc/include/asm/ptrace_32.h
index d43c88b..d409c4f 100644
--- a/arch/sparc/include/asm/ptrace_32.h
+++ b/arch/sparc/include/asm/ptrace_32.h
@@ -40,16 +40,6 @@
 #define UREG_FP        UREG_I6
 #define UREG_RETPC     UREG_I7
 
-static inline bool pt_regs_is_syscall(struct pt_regs *regs)
-{
-	return (regs->psr & PSR_SYSCALL);
-}
-
-static inline bool pt_regs_clear_syscall(struct pt_regs *regs)
-{
-	return (regs->psr &= ~PSR_SYSCALL);
-}
-
 /* A register window */
 struct reg_window {
 	unsigned long locals[8];
@@ -72,6 +62,16 @@
 
 #ifdef __KERNEL__
 
+static inline bool pt_regs_is_syscall(struct pt_regs *regs)
+{
+	return (regs->psr & PSR_SYSCALL);
+}
+
+static inline bool pt_regs_clear_syscall(struct pt_regs *regs)
+{
+	return (regs->psr &= ~PSR_SYSCALL);
+}
+
 #define user_mode(regs) (!((regs)->psr & PSR_PS))
 #define instruction_pointer(regs) ((regs)->pc)
 #define user_stack_pointer(regs) ((regs)->u_regs[UREG_FP])
diff --git a/arch/sparc/include/asm/ptrace_64.h b/arch/sparc/include/asm/ptrace_64.h
index ec6d45c..06e4914 100644
--- a/arch/sparc/include/asm/ptrace_64.h
+++ b/arch/sparc/include/asm/ptrace_64.h
@@ -37,21 +37,6 @@
 	unsigned int magic;
 };
 
-static inline int pt_regs_trap_type(struct pt_regs *regs)
-{
-	return regs->magic & 0x1ff;
-}
-
-static inline bool pt_regs_is_syscall(struct pt_regs *regs)
-{
-	return (regs->tstate & TSTATE_SYSCALL);
-}
-
-static inline bool pt_regs_clear_syscall(struct pt_regs *regs)
-{
-	return (regs->tstate &= ~TSTATE_SYSCALL);
-}
-
 struct pt_regs32 {
 	unsigned int psr;
 	unsigned int pc;
@@ -128,15 +113,30 @@
 
 #ifdef __KERNEL__
 
+static inline int pt_regs_trap_type(struct pt_regs *regs)
+{
+	return regs->magic & 0x1ff;
+}
+
+static inline bool pt_regs_is_syscall(struct pt_regs *regs)
+{
+	return (regs->tstate & TSTATE_SYSCALL);
+}
+
+static inline bool pt_regs_clear_syscall(struct pt_regs *regs)
+{
+	return (regs->tstate &= ~TSTATE_SYSCALL);
+}
+
 struct global_reg_snapshot {
 	unsigned long		tstate;
 	unsigned long		tpc;
 	unsigned long		tnpc;
 	unsigned long		o7;
 	unsigned long		i7;
+	unsigned long		rpc;
 	struct thread_info	*thread;
 	unsigned long		pad1;
-	unsigned long		pad2;
 };
 
 #define __ARCH_WANT_COMPAT_SYS_PTRACE
@@ -154,7 +154,6 @@
 #define profile_pc(regs) instruction_pointer(regs)
 #endif
 extern void show_regs(struct pt_regs *);
-extern void __show_regs(struct pt_regs *);
 #endif
 
 #else /* __ASSEMBLY__ */
@@ -315,9 +314,9 @@
 #define GR_SNAP_TNPC	0x10
 #define GR_SNAP_O7	0x18
 #define GR_SNAP_I7	0x20
-#define GR_SNAP_THREAD	0x28
-#define GR_SNAP_PAD1	0x30
-#define GR_SNAP_PAD2	0x38
+#define GR_SNAP_RPC	0x28
+#define GR_SNAP_THREAD	0x30
+#define GR_SNAP_PAD1	0x38
 
 #endif  /*  __KERNEL__  */
 
diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c
index 4fd48ab..f8b50cb 100644
--- a/arch/sparc64/kernel/of_device.c
+++ b/arch/sparc64/kernel/of_device.c
@@ -56,9 +56,6 @@
 EXPORT_SYMBOL(of_find_device_by_node);
 
 #ifdef CONFIG_PCI
-struct bus_type isa_bus_type;
-EXPORT_SYMBOL(isa_bus_type);
-
 struct bus_type ebus_bus_type;
 EXPORT_SYMBOL(ebus_bus_type);
 #endif
@@ -842,8 +839,6 @@
 	err = of_bus_type_init(&of_platform_bus_type, "of");
 #ifdef CONFIG_PCI
 	if (!err)
-		err = of_bus_type_init(&isa_bus_type, "isa");
-	if (!err)
 		err = of_bus_type_init(&ebus_bus_type, "ebus");
 #endif
 #ifdef CONFIG_SBUS
diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c
index 8a9cd3e..7f5debd 100644
--- a/arch/sparc64/kernel/process.c
+++ b/arch/sparc64/kernel/process.c
@@ -52,8 +52,6 @@
 #include <asm/irq_regs.h>
 #include <asm/smp.h>
 
-/* #define VERBOSE_SHOWREGS */
-
 static void sparc64_yield(int cpu)
 {
 	if (tlb_type != hypervisor)
@@ -213,22 +211,8 @@
 		printk("I7: <%pS>\n", (void *) rwk->ins[7]);
 }
 
-#ifdef CONFIG_SMP
-static DEFINE_SPINLOCK(regdump_lock);
-#endif
-
-void __show_regs(struct pt_regs * regs)
+void show_regs(struct pt_regs *regs)
 {
-#ifdef CONFIG_SMP
-	unsigned long flags;
-
-	/* Protect against xcall ipis which might lead to livelock on the lock */
-	__asm__ __volatile__("rdpr      %%pstate, %0\n\t"
-			     "wrpr      %0, %1, %%pstate"
-			     : "=r" (flags)
-			     : "i" (PSTATE_IE));
-	spin_lock(&regdump_lock);
-#endif
 	printk("TSTATE: %016lx TPC: %016lx TNPC: %016lx Y: %08x    %s\n", regs->tstate,
 	       regs->tpc, regs->tnpc, regs->y, print_tainted());
 	printk("TPC: <%pS>\n", (void *) regs->tpc);
@@ -246,64 +230,24 @@
 	       regs->u_regs[15]);
 	printk("RPC: <%pS>\n", (void *) regs->u_regs[15]);
 	show_regwindow(regs);
-#ifdef CONFIG_SMP
-	spin_unlock(&regdump_lock);
-	__asm__ __volatile__("wrpr	%0, 0, %%pstate"
-			     : : "r" (flags));
-#endif
 }
 
-#ifdef VERBOSE_SHOWREGS
-static void idump_from_user (unsigned int *pc)
-{
-	int i;
-	int code;
-	
-	if((((unsigned long) pc) & 3))
-		return;
-	
-	pc -= 3;
-	for(i = -3; i < 6; i++) {
-		get_user(code, pc);
-		printk("%c%08x%c",i?' ':'<',code,i?' ':'>');
-		pc++;
-	}
-	printk("\n");
-}
-#endif
-
-void show_regs(struct pt_regs *regs)
-{
-#ifdef VERBOSE_SHOWREGS
-	extern long etrap, etraptl1;
-#endif
-	__show_regs(regs);
-#if 0
-#ifdef CONFIG_SMP
-	{
-		extern void smp_report_regs(void);
-
-		smp_report_regs();
-	}
-#endif
-#endif
-
-#ifdef VERBOSE_SHOWREGS	
-	if (regs->tpc >= &etrap && regs->tpc < &etraptl1 &&
-	    regs->u_regs[14] >= (long)current - PAGE_SIZE &&
-	    regs->u_regs[14] < (long)current + 6 * PAGE_SIZE) {
-		printk ("*********parent**********\n");
-		__show_regs((struct pt_regs *)(regs->u_regs[14] + PTREGS_OFF));
-		idump_from_user(((struct pt_regs *)(regs->u_regs[14] + PTREGS_OFF))->tpc);
-		printk ("*********endpar**********\n");
-	}
-#endif
-}
-
-#ifdef CONFIG_MAGIC_SYSRQ
 struct global_reg_snapshot global_reg_snapshot[NR_CPUS];
 static DEFINE_SPINLOCK(global_reg_snapshot_lock);
 
+static bool kstack_valid(struct thread_info *tp, struct reg_window *rw)
+{
+	unsigned long thread_base, fp;
+
+	thread_base = (unsigned long) tp;
+	fp = (unsigned long) rw;
+
+	if (fp < (thread_base + sizeof(struct thread_info)) ||
+	    fp >= (thread_base + THREAD_SIZE))
+		return false;
+	return true;
+}
+
 static void __global_reg_self(struct thread_info *tp, struct pt_regs *regs,
 			      int this_cpu)
 {
@@ -315,14 +259,22 @@
 	global_reg_snapshot[this_cpu].o7 = regs->u_regs[UREG_I7];
 
 	if (regs->tstate & TSTATE_PRIV) {
+		struct thread_info *tp = current_thread_info();
 		struct reg_window *rw;
 
 		rw = (struct reg_window *)
 			(regs->u_regs[UREG_FP] + STACK_BIAS);
-		global_reg_snapshot[this_cpu].i7 = rw->ins[6];
-	} else
+		if (kstack_valid(tp, rw)) {
+			global_reg_snapshot[this_cpu].i7 = rw->ins[7];
+			rw = (struct reg_window *)
+				(rw->ins[6] + STACK_BIAS);
+			if (kstack_valid(tp, rw))
+				global_reg_snapshot[this_cpu].rpc = rw->ins[7];
+		}
+	} else {
 		global_reg_snapshot[this_cpu].i7 = 0;
-
+		global_reg_snapshot[this_cpu].rpc = 0;
+	}
 	global_reg_snapshot[this_cpu].thread = tp;
 }
 
@@ -341,7 +293,7 @@
 	}
 }
 
-static void sysrq_handle_globreg(int key, struct tty_struct *tty)
+void __trigger_all_cpu_backtrace(void)
 {
 	struct thread_info *tp = current_thread_info();
 	struct pt_regs *regs = get_irq_regs();
@@ -375,13 +327,14 @@
 		       ((tp && tp->task) ? tp->task->pid : -1));
 
 		if (gp->tstate & TSTATE_PRIV) {
-			printk("             TPC[%pS] O7[%pS] I7[%pS]\n",
+			printk("             TPC[%pS] O7[%pS] I7[%pS] RPC[%pS]\n",
 			       (void *) gp->tpc,
 			       (void *) gp->o7,
-			       (void *) gp->i7);
+			       (void *) gp->i7,
+			       (void *) gp->rpc);
 		} else {
-			printk("             TPC[%lx] O7[%lx] I7[%lx]\n",
-			       gp->tpc, gp->o7, gp->i7);
+			printk("             TPC[%lx] O7[%lx] I7[%lx] RPC[%lx]\n",
+			       gp->tpc, gp->o7, gp->i7, gp->rpc);
 		}
 	}
 
@@ -390,6 +343,13 @@
 	spin_unlock_irqrestore(&global_reg_snapshot_lock, flags);
 }
 
+#ifdef CONFIG_MAGIC_SYSRQ
+
+static void sysrq_handle_globreg(int key, struct tty_struct *tty)
+{
+	__trigger_all_cpu_backtrace();
+}
+
 static struct sysrq_key_op sparc_globalreg_op = {
 	.handler	= sysrq_handle_globreg,
 	.help_msg	= "Globalregs",
diff --git a/arch/sparc64/kernel/signal.c b/arch/sparc64/kernel/signal.c
index d1b8445..ca5a6ae 100644
--- a/arch/sparc64/kernel/signal.c
+++ b/arch/sparc64/kernel/signal.c
@@ -2,7 +2,7 @@
  *  arch/sparc64/kernel/signal.c
  *
  *  Copyright (C) 1991, 1992  Linus Torvalds
- *  Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ *  Copyright (C) 1995, 2008 David S. Miller (davem@davemloft.net)
  *  Copyright (C) 1996 Miguel de Icaza (miguel@nuclecu.unam.mx)
  *  Copyright (C) 1997 Eddie C. Dost   (ecd@skynet.be)
  *  Copyright (C) 1997,1998 Jakub Jelinek   (jj@sunsite.mff.cuni.cz)
@@ -91,7 +91,9 @@
 	err |= __get_user(regs->u_regs[UREG_G4], (&(*grp)[MC_G4]));
 	err |= __get_user(regs->u_regs[UREG_G5], (&(*grp)[MC_G5]));
 	err |= __get_user(regs->u_regs[UREG_G6], (&(*grp)[MC_G6]));
-	err |= __get_user(regs->u_regs[UREG_G7], (&(*grp)[MC_G7]));
+
+	/* Skip %g7 as that's the thread register in userspace.  */
+
 	err |= __get_user(regs->u_regs[UREG_I0], (&(*grp)[MC_O0]));
 	err |= __get_user(regs->u_regs[UREG_I1], (&(*grp)[MC_O1]));
 	err |= __get_user(regs->u_regs[UREG_I2], (&(*grp)[MC_O2]));
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index 7cf72b4..340842e 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -843,7 +843,6 @@
 extern unsigned long xcall_flush_tlb_mm;
 extern unsigned long xcall_flush_tlb_pending;
 extern unsigned long xcall_flush_tlb_kernel_range;
-extern unsigned long xcall_report_regs;
 #ifdef CONFIG_MAGIC_SYSRQ
 extern unsigned long xcall_fetch_glob_regs;
 #endif
@@ -1022,11 +1021,6 @@
 }
 #endif
 
-void smp_report_regs(void)
-{
-	smp_cross_call(&xcall_report_regs, 0, 0, 0);
-}
-
 #ifdef CONFIG_MAGIC_SYSRQ
 void smp_fetch_global_regs(void)
 {
diff --git a/arch/sparc64/kernel/sparc64_ksyms.c b/arch/sparc64/kernel/sparc64_ksyms.c
index 504e678..0804f71 100644
--- a/arch/sparc64/kernel/sparc64_ksyms.c
+++ b/arch/sparc64/kernel/sparc64_ksyms.c
@@ -68,7 +68,6 @@
 extern void *__memscan_generic(void *, int, size_t);
 extern int __memcmp(const void *, const void *, __kernel_size_t);
 extern __kernel_size_t strlen(const char *);
-extern void show_regs(struct pt_regs *);
 extern void syscall_trace(struct pt_regs *, int);
 extern void sys_sigsuspend(void);
 extern int compat_sys_ioctl(unsigned int fd, unsigned int cmd, u32 arg);
diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index bd30ecb..404e856 100644
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -1777,7 +1777,7 @@
 	       pfx,
 	       ent->err_raddr, ent->err_size, ent->err_cpu);
 
-	__show_regs(regs);
+	show_regs(regs);
 
 	if ((cnt = atomic_read(ocnt)) != 0) {
 		atomic_set(ocnt, 0);
@@ -2177,7 +2177,6 @@
 void die_if_kernel(char *str, struct pt_regs *regs)
 {
 	static int die_counter;
-	extern void smp_report_regs(void);
 	int count = 0;
 	
 	/* Amuse the user. */
@@ -2190,7 +2189,7 @@
 	printk("%s(%d): %s [#%d]\n", current->comm, task_pid_nr(current), str, ++die_counter);
 	notify_die(DIE_OOPS, str, regs, 0, 255, SIGSEGV);
 	__asm__ __volatile__("flushw");
-	__show_regs(regs);
+	show_regs(regs);
 	add_taint(TAINT_DIE);
 	if (regs->tstate & TSTATE_PRIV) {
 		struct reg_window *rw = (struct reg_window *)
@@ -2215,11 +2214,6 @@
 		}
 		user_instruction_dump ((unsigned int __user *) regs->tpc);
 	}
-#if 0
-#ifdef CONFIG_SMP
-	smp_report_regs();
-#endif
-#endif                                                	
 	if (regs->tstate & TSTATE_PRIV)
 		do_exit(SIGKILL);
 	do_exit(SIGSEGV);
diff --git a/arch/sparc64/mm/ultra.S b/arch/sparc64/mm/ultra.S
index 4c8ca13..ff1dc44 100644
--- a/arch/sparc64/mm/ultra.S
+++ b/arch/sparc64/mm/ultra.S
@@ -480,41 +480,6 @@
 	b		rtrap_xcall
 	 ldx		[%sp + PTREGS_OFF + PT_V9_TSTATE], %l1
 
-	/* NOTE: This is SPECIAL!!  We do etrap/rtrap however
-	 *       we choose to deal with the "BH's run with
-	 *       %pil==15" problem (described in asm/pil.h)
-	 *       by just invoking rtrap directly past where
-	 *       BH's are checked for.
-	 *
-	 *       We do it like this because we do not want %pil==15
-	 *       lockups to prevent regs being reported.
-	 */
-	.globl		xcall_report_regs
-xcall_report_regs:
-
-661:	rdpr		%pstate, %g2
-	wrpr		%g2, PSTATE_IG | PSTATE_AG, %pstate
-	.section	.sun4v_2insn_patch, "ax"
-	.word		661b
-	nop
-	nop
-	.previous
-
-	rdpr		%pil, %g2
-	wrpr		%g0, 15, %pil
-	sethi		%hi(109f), %g7
-	b,pt		%xcc, etrap_irq
-109:	 or		%g7, %lo(109b), %g7
-#ifdef CONFIG_TRACE_IRQFLAGS
-	call		trace_hardirqs_off
-	 nop
-#endif
-	call		__show_regs
-	 add		%sp, PTREGS_OFF, %o0
-	/* Has to be a non-v9 branch due to the large distance. */
-	b		rtrap_xcall
-	 ldx		[%sp + PTREGS_OFF + PT_V9_TSTATE], %l1
-
 #ifdef CONFIG_MAGIC_SYSRQ
 	.globl		xcall_fetch_glob_regs
 xcall_fetch_glob_regs:
@@ -531,6 +496,13 @@
 	stx		%g7, [%g1 + GR_SNAP_TNPC]
 	stx		%o7, [%g1 + GR_SNAP_O7]
 	stx		%i7, [%g1 + GR_SNAP_I7]
+	/* Don't try this at home kids... */
+	rdpr		%cwp, %g2
+	sub		%g2, 1, %g7
+	wrpr		%g7, %cwp
+	mov		%i7, %g7
+	wrpr		%g2, %cwp
+	stx		%g7, [%g1 + GR_SNAP_RPC]
 	sethi		%hi(trap_block), %g7
 	or		%g7, %lo(trap_block), %g7
 	sllx		%g2, TRAP_BLOCK_SZ_SHIFT, %g2
diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c
index c5b9bcf..12a5182 100644
--- a/block/scsi_ioctl.c
+++ b/block/scsi_ioctl.c
@@ -518,7 +518,7 @@
 			hdr.sbp = cgc.sense;
 			if (hdr.sbp)
 				hdr.mx_sb_len = sizeof(struct request_sense);
-			hdr.timeout = cgc.timeout;
+			hdr.timeout = jiffies_to_msecs(cgc.timeout);
 			hdr.cmdp = ((struct cdrom_generic_command __user*) arg)->cmd;
 			hdr.cmd_len = sizeof(cgc.cmd);
 
diff --git a/drivers/char/efirtc.c b/drivers/char/efirtc.c
index 67fbd7a..34d15d5 100644
--- a/drivers/char/efirtc.c
+++ b/drivers/char/efirtc.c
@@ -37,7 +37,6 @@
 #include <linux/rtc.h>
 #include <linux/proc_fs.h>
 #include <linux/efi.h>
-#include <linux/smp_lock.h>
 #include <linux/uaccess.h>
 
 #include <asm/system.h>
diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 82a51f3..1bc00c9 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -916,7 +916,6 @@
 		ws.ws_col = vc->vc_cols;
 		ws.ws_ypixel = vc->vc_scan_lines;
 
-		mutex_lock(&vc->vc_tty->termios_mutex);
 		spin_lock_irq(&vc->vc_tty->ctrl_lock);
 		if ((ws.ws_row != cws->ws_row || ws.ws_col != cws->ws_col))
 			pgrp = get_pid(vc->vc_tty->pgrp);
@@ -926,7 +925,6 @@
 			put_pid(pgrp);
 		}
 		*cws = ws;
-		mutex_unlock(&vc->vc_tty->termios_mutex);
 	}
 
 	if (CON_IS_VISIBLE(vc))
diff --git a/drivers/isdn/Makefile b/drivers/isdn/Makefile
index 8380a45..f1f7775 100644
--- a/drivers/isdn/Makefile
+++ b/drivers/isdn/Makefile
@@ -5,7 +5,7 @@
 obj-$(CONFIG_ISDN_I4L)			+= i4l/
 obj-$(CONFIG_ISDN_CAPI)			+= capi/
 obj-$(CONFIG_MISDN)			+= mISDN/
-obj-$(CONFIG_ISDN_CAPI)			+= hardware/
+obj-$(CONFIG_ISDN)			+= hardware/
 obj-$(CONFIG_ISDN_DIVERSION)		+= divert/
 obj-$(CONFIG_ISDN_DRV_HISAX)		+= hisax/
 obj-$(CONFIG_ISDN_DRV_ICN)		+= icn/
diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index 2649ea5..1eac03f 100644
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -140,7 +140,7 @@
  * #define HFC_REGISTER_DEBUG
  */
 
-static const char *hfcmulti_revision = "2.00";
+static const char *hfcmulti_revision = "2.02";
 
 #include <linux/module.h>
 #include <linux/pci.h>
@@ -427,12 +427,12 @@
 {
 	outb(A_FIFO_DATA0, (hc->pci_iobase)+4);
 	while (len>>2) {
-		outl(*(u32 *)data, hc->pci_iobase);
+		outl(cpu_to_le32(*(u32 *)data), hc->pci_iobase);
 		data += 4;
 		len -= 4;
 	}
 	while (len>>1) {
-		outw(*(u16 *)data, hc->pci_iobase);
+		outw(cpu_to_le16(*(u16 *)data), hc->pci_iobase);
 		data += 2;
 		len -= 2;
 	}
@@ -447,17 +447,19 @@
 write_fifo_pcimem(struct hfc_multi *hc, u_char *data, int len)
 {
 	while (len>>2) {
-		writel(*(u32 *)data, (hc->pci_membase)+A_FIFO_DATA0);
+		writel(cpu_to_le32(*(u32 *)data),
+			hc->pci_membase + A_FIFO_DATA0);
 		data += 4;
 		len -= 4;
 	}
 	while (len>>1) {
-		writew(*(u16 *)data, (hc->pci_membase)+A_FIFO_DATA0);
+		writew(cpu_to_le16(*(u16 *)data),
+			hc->pci_membase + A_FIFO_DATA0);
 		data += 2;
 		len -= 2;
 	}
 	while (len) {
-		writeb(*data, (hc->pci_membase)+A_FIFO_DATA0);
+		writeb(*data, hc->pci_membase + A_FIFO_DATA0);
 		data++;
 		len--;
 	}
@@ -468,12 +470,12 @@
 {
 	outb(A_FIFO_DATA0, (hc->pci_iobase)+4);
 	while (len>>2) {
-		*(u32 *)data = inl(hc->pci_iobase);
+		*(u32 *)data = le32_to_cpu(inl(hc->pci_iobase));
 		data += 4;
 		len -= 4;
 	}
 	while (len>>1) {
-		*(u16 *)data = inw(hc->pci_iobase);
+		*(u16 *)data = le16_to_cpu(inw(hc->pci_iobase));
 		data += 2;
 		len -= 2;
 	}
@@ -490,18 +492,18 @@
 {
 	while (len>>2) {
 		*(u32 *)data =
-			readl((hc->pci_membase)+A_FIFO_DATA0);
+			le32_to_cpu(readl(hc->pci_membase + A_FIFO_DATA0));
 		data += 4;
 		len -= 4;
 	}
 	while (len>>1) {
 		*(u16 *)data =
-			readw((hc->pci_membase)+A_FIFO_DATA0);
+			le16_to_cpu(readw(hc->pci_membase + A_FIFO_DATA0));
 		data += 2;
 		len -= 2;
 	}
 	while (len) {
-		*data = readb((hc->pci_membase)+A_FIFO_DATA0);
+		*data = readb(hc->pci_membase + A_FIFO_DATA0);
 		data++;
 		len--;
 	}
@@ -3971,7 +3973,7 @@
 	struct bchannel	*bch;
 	int		ch;
 
-	if (!test_bit(rq->adr.channel, &dch->dev.channelmap[0]))
+	if (!test_channelmap(rq->adr.channel, dch->dev.channelmap))
 		return -EINVAL;
 	if (rq->protocol == ISDN_P_NONE)
 		return -EINVAL;
@@ -4587,7 +4589,7 @@
 		list_add(&bch->ch.list, &dch->dev.bchannels);
 		hc->chan[ch].bch = bch;
 		hc->chan[ch].port = 0;
-		test_and_set_bit(bch->nr, &dch->dev.channelmap[0]);
+		set_channelmap(bch->nr, dch->dev.channelmap);
 	}
 	/* set optical line type */
 	if (port[Port_cnt] & 0x001) {
@@ -4755,7 +4757,7 @@
 		list_add(&bch->ch.list, &dch->dev.bchannels);
 		hc->chan[i + ch].bch = bch;
 		hc->chan[i + ch].port = pt;
-		test_and_set_bit(bch->nr, &dch->dev.channelmap[0]);
+		set_channelmap(bch->nr, dch->dev.channelmap);
 	}
 	/* set master clock */
 	if (port[Port_cnt] & 0x001) {
@@ -5050,12 +5052,12 @@
 
 static const struct hm_map hfcm_map[] = {
 /*0*/	{VENDOR_BN, "HFC-1S Card (mini PCI)", 4, 1, 1, 3, 0, DIP_4S, 0},
-/*1*/	{VENDOR_BN, "HFC-2S Card", 4, 2, 1, 3, 0, DIP_4S},
+/*1*/	{VENDOR_BN, "HFC-2S Card", 4, 2, 1, 3, 0, DIP_4S, 0},
 /*2*/	{VENDOR_BN, "HFC-2S Card (mini PCI)", 4, 2, 1, 3, 0, DIP_4S, 0},
 /*3*/	{VENDOR_BN, "HFC-4S Card", 4, 4, 1, 2, 0, DIP_4S, 0},
 /*4*/	{VENDOR_BN, "HFC-4S Card (mini PCI)", 4, 4, 1, 2, 0, 0, 0},
 /*5*/	{VENDOR_CCD, "HFC-4S Eval (old)", 4, 4, 0, 0, 0, 0, 0},
-/*6*/	{VENDOR_CCD, "HFC-4S IOB4ST", 4, 4, 1, 2, 0, 0, 0},
+/*6*/	{VENDOR_CCD, "HFC-4S IOB4ST", 4, 4, 1, 2, 0, DIP_4S, 0},
 /*7*/	{VENDOR_CCD, "HFC-4S", 4, 4, 1, 2, 0, 0, 0},
 /*8*/	{VENDOR_DIG, "HFC-4S Card", 4, 4, 0, 2, 0, 0, HFC_IO_MODE_REGIO},
 /*9*/	{VENDOR_CCD, "HFC-4S Swyx 4xS0 SX2 QuadBri", 4, 4, 1, 2, 0, 0, 0},
@@ -5251,9 +5253,6 @@
 	if (debug & DEBUG_HFCMULTI_INIT)
 		printk(KERN_DEBUG "%s: init entered\n", __func__);
 
-#ifdef __BIG_ENDIAN
-#error "not running on big endian machines now"
-#endif
 	hfc_interrupt = symbol_get(ztdummy_extern_interrupt);
 	register_interrupt = symbol_get(ztdummy_register_interrupt);
 	unregister_interrupt = symbol_get(ztdummy_unregister_interrupt);
diff --git a/drivers/isdn/hardware/mISDN/hfcpci.c b/drivers/isdn/hardware/mISDN/hfcpci.c
index 3231814..9cf5edb 100644
--- a/drivers/isdn/hardware/mISDN/hfcpci.c
+++ b/drivers/isdn/hardware/mISDN/hfcpci.c
@@ -2056,7 +2056,7 @@
 	card->dch.dev.nrbchan = 2;
 	for (i = 0; i < 2; i++) {
 		card->bch[i].nr = i + 1;
-		test_and_set_bit(i + 1, &card->dch.dev.channelmap[0]);
+		set_channelmap(i + 1, card->dch.dev.channelmap);
 		card->bch[i].debug = debug;
 		mISDN_initbchannel(&card->bch[i], MAX_DATA_MEM);
 		card->bch[i].hw = card;
diff --git a/drivers/isdn/mISDN/l1oip_core.c b/drivers/isdn/mISDN/l1oip_core.c
index 155b997..e42150a 100644
--- a/drivers/isdn/mISDN/l1oip_core.c
+++ b/drivers/isdn/mISDN/l1oip_core.c
@@ -1006,8 +1006,7 @@
 	struct bchannel	*bch;
 	int		ch;
 
-	if (!test_bit(rq->adr.channel & 0x1f,
-		&dch->dev.channelmap[rq->adr.channel >> 5]))
+	if (!test_channelmap(rq->adr.channel, dch->dev.channelmap))
 		return -EINVAL;
 	if (rq->protocol == ISDN_P_NONE)
 		return -EINVAL;
@@ -1412,8 +1411,7 @@
 		bch->ch.nr = i + ch;
 		list_add(&bch->ch.list, &dch->dev.bchannels);
 		hc->chan[i + ch].bch = bch;
-		test_and_set_bit(bch->nr & 0x1f,
-			&dch->dev.channelmap[bch->nr >> 5]);
+		set_channelmap(bch->nr, dch->dev.channelmap);
 	}
 	ret = mISDN_register_device(&dch->dev, hc->name);
 	if (ret)
diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c
index 4ba4cc3..e5a20f9 100644
--- a/drivers/isdn/mISDN/socket.c
+++ b/drivers/isdn/mISDN/socket.c
@@ -379,7 +379,7 @@
 			di.Bprotocols = dev->Bprotocols | get_all_Bprotocols();
 			di.protocol = dev->D.protocol;
 			memcpy(di.channelmap, dev->channelmap,
-				MISDN_CHMAP_SIZE * 4);
+				sizeof(di.channelmap));
 			di.nrbchan = dev->nrbchan;
 			strcpy(di.name, dev->name);
 			if (copy_to_user((void __user *)arg, &di, sizeof(di)))
@@ -637,7 +637,7 @@
 			di.Bprotocols = dev->Bprotocols | get_all_Bprotocols();
 			di.protocol = dev->D.protocol;
 			memcpy(di.channelmap, dev->channelmap,
-				MISDN_CHMAP_SIZE * 4);
+				sizeof(di.channelmap));
 			di.nrbchan = dev->nrbchan;
 			strcpy(di.name, dev->name);
 			if (copy_to_user((void __user *)arg, &di, sizeof(di)))
diff --git a/drivers/mtd/maps/ipaq-flash.c b/drivers/mtd/maps/ipaq-flash.c
index a806119..113b106 100644
--- a/drivers/mtd/maps/ipaq-flash.c
+++ b/drivers/mtd/maps/ipaq-flash.c
@@ -25,7 +25,7 @@
 #endif
 
 #include <asm/hardware.h>
-#include <asm/arch-sa1100/h3600.h>
+#include <asm/arch/h3600.h>
 #include <asm/io.h>
 
 
diff --git a/drivers/mtd/mtdsuper.c b/drivers/mtd/mtdsuper.c
index 9b6af7e..00d46e1 100644
--- a/drivers/mtd/mtdsuper.c
+++ b/drivers/mtd/mtdsuper.c
@@ -125,8 +125,11 @@
 	       int (*fill_super)(struct super_block *, void *, int),
 	       struct vfsmount *mnt)
 {
+#ifdef CONFIG_BLOCK
 	struct block_device *bdev;
-	int mtdnr, ret;
+	int ret, major;
+#endif
+	int mtdnr;
 
 	if (!dev_name)
 		return -EINVAL;
@@ -178,6 +181,7 @@
 		}
 	}
 
+#ifdef CONFIG_BLOCK
 	/* try the old way - the hack where we allowed users to mount
 	 * /dev/mtdblock$(n) but didn't actually _use_ the blockdev
 	 */
@@ -190,22 +194,25 @@
 	DEBUG(1, "MTDSB: lookup_bdev() returned 0\n");
 
 	ret = -EINVAL;
-	if (MAJOR(bdev->bd_dev) != MTD_BLOCK_MAJOR)
-		goto not_an_MTD_device;
 
+	major = MAJOR(bdev->bd_dev);
 	mtdnr = MINOR(bdev->bd_dev);
 	bdput(bdev);
 
+	if (major != MTD_BLOCK_MAJOR)
+		goto not_an_MTD_device;
+
 	return get_sb_mtd_nr(fs_type, flags, dev_name, data, mtdnr, fill_super,
 			     mnt);
 
 not_an_MTD_device:
+#endif /* CONFIG_BLOCK */
+
 	if (!(flags & MS_SILENT))
 		printk(KERN_NOTICE
 		       "MTD: Attempt to mount non-MTD device \"%s\"\n",
 		       dev_name);
-	bdput(bdev);
-	return ret;
+	return -EINVAL;
 }
 
 EXPORT_SYMBOL_GPL(get_sb_mtd);
diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c
index d0c1d63..203e579 100644
--- a/drivers/pcmcia/rsrc_nonstatic.c
+++ b/drivers/pcmcia/rsrc_nonstatic.c
@@ -275,7 +275,7 @@
 		destroy_cis_cache(s);
 	}
 	s->cis_mem.res = NULL;
-	if ((ret != 0) || (count == 0))
+	if ((ret != 0) || (*count == 0))
 		return 0;
 	return 1;
 }
diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c
index da876d3..74d12b5 100644
--- a/drivers/scsi/hptiop.c
+++ b/drivers/scsi/hptiop.c
@@ -1249,6 +1249,13 @@
 	{ PCI_VDEVICE(TTI, 0x3522), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x3410), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x3540), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x3530), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x3560), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x4322), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x4210), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x4211), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x4310), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x4311), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x3120), (kernel_ulong_t)&hptiop_mv_ops },
 	{ PCI_VDEVICE(TTI, 0x3122), (kernel_ulong_t)&hptiop_mv_ops },
 	{ PCI_VDEVICE(TTI, 0x3020), (kernel_ulong_t)&hptiop_mv_ops },
diff --git a/drivers/scsi/scsi_transport_spi.c b/drivers/scsi/scsi_transport_spi.c
index 75a64a6..b29360e 100644
--- a/drivers/scsi/scsi_transport_spi.c
+++ b/drivers/scsi/scsi_transport_spi.c
@@ -366,12 +366,14 @@
 spi_transport_rd_attr(pcomp_en, "%d\n");
 spi_transport_rd_attr(hold_mcs, "%d\n");
 
-/* we only care about the first child device so we return 1 */
+/* we only care about the first child device that's a real SCSI device
+ * so we return 1 to terminate the iteration when we find it */
 static int child_iter(struct device *dev, void *data)
 {
-	struct scsi_device *sdev = to_scsi_device(dev);
+	if (!scsi_is_sdev_device(dev))
+		return 0;
 
-	spi_dv_device(sdev);
+	spi_dv_device(to_scsi_device(dev));
 	return 1;
 }
 
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index e5e7d78..8e08d51 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -375,7 +375,6 @@
 	struct gendisk *disk = rq->rq_disk;
 	struct scsi_disk *sdkp;
 	sector_t block = rq->sector;
-	sector_t threshold;
 	unsigned int this_count = rq->nr_sectors;
 	unsigned int timeout = sdp->timeout;
 	int ret;
@@ -423,21 +422,13 @@
 	}
 
 	/*
-	 * Some SD card readers can't handle multi-sector accesses which touch
-	 * the last one or two hardware sectors.  Split accesses as needed.
+	 * Some devices (some sdcards for one) don't like it if the
+	 * last sector gets read in a larger then 1 sector read.
 	 */
-	threshold = get_capacity(disk) - SD_LAST_BUGGY_SECTORS *
-		(sdp->sector_size / 512);
-
-	if (unlikely(sdp->last_sector_bug && block + this_count > threshold)) {
-		if (block < threshold) {
-			/* Access up to the threshold but not beyond */
-			this_count = threshold - block;
-		} else {
-			/* Access only a single hardware sector */
-			this_count = sdp->sector_size / 512;
-		}
-	}
+	if (unlikely(sdp->last_sector_bug &&
+	    rq->nr_sectors > sdp->sector_size / 512 &&
+	    block + this_count == get_capacity(disk)))
+		this_count -= sdp->sector_size / 512;
 
 	SCSI_LOG_HLQUEUE(2, scmd_printk(KERN_INFO, SCpnt, "block=%llu\n",
 					(unsigned long long)block));
diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h
index 95b9f06..550b2f70 100644
--- a/drivers/scsi/sd.h
+++ b/drivers/scsi/sd.h
@@ -31,12 +31,6 @@
  */
 #define SD_BUF_SIZE		512
 
-/*
- * Number of sectors at the end of the device to avoid multi-sector
- * accesses to in the case of last_sector_bug
- */
-#define SD_LAST_BUGGY_SECTORS	8
-
 struct scsi_disk {
 	struct scsi_driver *driver;	/* always &sd_template */
 	struct scsi_device *device;
diff --git a/drivers/scsi/ses.c b/drivers/scsi/ses.c
index 0fe031f..1bcf3c3 100644
--- a/drivers/scsi/ses.c
+++ b/drivers/scsi/ses.c
@@ -345,14 +345,14 @@
 	return 0;
 }
 
-#define VPD_INQUIRY_SIZE 512
+#define VPD_INQUIRY_SIZE 36
 
 static void ses_match_to_enclosure(struct enclosure_device *edev,
 				   struct scsi_device *sdev)
 {
 	unsigned char *buf = kmalloc(VPD_INQUIRY_SIZE, GFP_KERNEL);
 	unsigned char *desc;
-	int len;
+	u16 vpd_len;
 	struct efd efd = {
 		.addr = 0,
 	};
@@ -372,9 +372,19 @@
 			     VPD_INQUIRY_SIZE, NULL, SES_TIMEOUT, SES_RETRIES))
 		goto free;
 
-	len = (buf[2] << 8) + buf[3];
+	vpd_len = (buf[2] << 8) + buf[3];
+	kfree(buf);
+	buf = kmalloc(vpd_len, GFP_KERNEL);
+	if (!buf)
+		return;
+	cmd[3] = vpd_len >> 8;
+	cmd[4] = vpd_len & 0xff;
+	if (scsi_execute_req(sdev, cmd, DMA_FROM_DEVICE, buf,
+			     vpd_len, NULL, SES_TIMEOUT, SES_RETRIES))
+		goto free;
+
 	desc = buf + 4;
-	while (desc < buf + len) {
+	while (desc < buf + vpd_len) {
 		enum scsi_protocol proto = desc[0] >> 4;
 		u8 code_set = desc[0] & 0x0f;
 		u8 piv = desc[1] & 0x80;
diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c
index 9d85437..efcd443 100644
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -817,7 +817,7 @@
 	if (line >= port->info->port.tty->driver->num)
 		return;
 
-	switch (port->info->port.tty->ldisc.num) {
+	switch (port->info->port.tty->termios->c_line) {
 	case N_IRDA:
 		val = UART_GET_GCTL(&bfin_serial_ports[line]);
 		val |= (IREN | RPOLC);
diff --git a/drivers/serial/crisv10.c b/drivers/serial/crisv10.c
index 8249ac4..bf94a77 100644
--- a/drivers/serial/crisv10.c
+++ b/drivers/serial/crisv10.c
@@ -234,7 +234,7 @@
 
 static struct e100_serial rs_table[] = {
 	{ .baud        = DEF_BAUD,
-	  .port        = (unsigned char *)R_SERIAL0_CTRL,
+	  .ioport        = (unsigned char *)R_SERIAL0_CTRL,
 	  .irq         = 1U << 12, /* uses DMA 6 and 7 */
 	  .oclrintradr = R_DMA_CH6_CLR_INTR,
 	  .ofirstadr   = R_DMA_CH6_FIRST,
@@ -288,7 +288,7 @@
 },  /* ttyS0 */
 #ifndef CONFIG_SVINTO_SIM
 	{ .baud        = DEF_BAUD,
-	  .port        = (unsigned char *)R_SERIAL1_CTRL,
+	  .ioport        = (unsigned char *)R_SERIAL1_CTRL,
 	  .irq         = 1U << 16, /* uses DMA 8 and 9 */
 	  .oclrintradr = R_DMA_CH8_CLR_INTR,
 	  .ofirstadr   = R_DMA_CH8_FIRST,
@@ -344,7 +344,7 @@
 },  /* ttyS1 */
 
 	{ .baud        = DEF_BAUD,
-	  .port        = (unsigned char *)R_SERIAL2_CTRL,
+	  .ioport        = (unsigned char *)R_SERIAL2_CTRL,
 	  .irq         = 1U << 4,  /* uses DMA 2 and 3 */
 	  .oclrintradr = R_DMA_CH2_CLR_INTR,
 	  .ofirstadr   = R_DMA_CH2_FIRST,
@@ -398,7 +398,7 @@
  },  /* ttyS2 */
 
 	{ .baud        = DEF_BAUD,
-	  .port        = (unsigned char *)R_SERIAL3_CTRL,
+	  .ioport        = (unsigned char *)R_SERIAL3_CTRL,
 	  .irq         = 1U << 8,  /* uses DMA 4 and 5 */
 	  .oclrintradr = R_DMA_CH4_CLR_INTR,
 	  .ofirstadr   = R_DMA_CH4_FIRST,
@@ -939,7 +939,7 @@
 /* Output */
 #define E100_RTS_GET(info) ((info)->rx_ctrl & E100_RTS_MASK)
 /* Input */
-#define E100_CTS_GET(info) ((info)->port[REG_STATUS] & E100_CTS_MASK)
+#define E100_CTS_GET(info) ((info)->ioport[REG_STATUS] & E100_CTS_MASK)
 
 /* These are typically PA or PB and 0 means 0V, 1 means 3.3V */
 /* Is an output */
@@ -1092,7 +1092,7 @@
 	local_irq_save(flags);
 	info->rx_ctrl &= ~E100_RTS_MASK;
 	info->rx_ctrl |= (set ? 0 : E100_RTS_MASK);  /* RTS is active low */
-	info->port[REG_REC_CTRL] = info->rx_ctrl;
+	info->ioport[REG_REC_CTRL] = info->rx_ctrl;
 	local_irq_restore(flags);
 #ifdef SERIAL_DEBUG_IO
 	printk("ser%i rts %i\n", info->line, set);
@@ -1142,7 +1142,7 @@
 {
 #ifndef CONFIG_SVINTO_SIM
 	/* disable the receiver */
-	info->port[REG_REC_CTRL] =
+	info->ioport[REG_REC_CTRL] =
 		(info->rx_ctrl &= ~IO_MASK(R_SERIAL0_REC_CTRL, rec_enable));
 #endif
 }
@@ -1152,7 +1152,7 @@
 {
 #ifndef CONFIG_SVINTO_SIM
 	/* enable the receiver */
-	info->port[REG_REC_CTRL] =
+	info->ioport[REG_REC_CTRL] =
 		(info->rx_ctrl |= IO_MASK(R_SERIAL0_REC_CTRL, rec_enable));
 #endif
 }
@@ -1490,7 +1490,7 @@
 			xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
 		}
 
-		*((unsigned long *)&info->port[REG_XOFF]) = xoff;
+		*((unsigned long *)&info->ioport[REG_XOFF]) = xoff;
 		local_irq_restore(flags);
 	}
 }
@@ -1513,7 +1513,7 @@
 			xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
 		}
 
-		*((unsigned long *)&info->port[REG_XOFF]) = xoff;
+		*((unsigned long *)&info->ioport[REG_XOFF]) = xoff;
 		if (!info->uses_dma_out &&
 		    info->xmit.head != info->xmit.tail && info->xmit.buf)
 			e100_enable_serial_tx_ready_irq(info);
@@ -1888,7 +1888,7 @@
 	handle_all_descr_data(info);
 
 	/* Read the status register to detect errors */
-	rstat = info->port[REG_STATUS];
+	rstat = info->ioport[REG_STATUS];
 	if (rstat & IO_MASK(R_SERIAL0_STATUS, xoff_detect) ) {
 		DFLOW(DEBUG_LOG(info->line, "XOFF detect stat %x\n", rstat));
 	}
@@ -1897,7 +1897,7 @@
 		/* If we got an error, we must reset it by reading the
 		 * data_in field
 		 */
-		unsigned char data = info->port[REG_DATA];
+		unsigned char data = info->ioport[REG_DATA];
 
 		PROCSTAT(ser_stat[info->line].errors_cnt++);
 		DEBUG_LOG(info->line, "#dERR: s d 0x%04X\n",
@@ -2077,7 +2077,7 @@
 	/* We check data_avail bit to determine if data has
 	 * arrived since last time
 	 */
-	unsigned char rstat = info->port[REG_STATUS];
+	unsigned char rstat = info->ioport[REG_STATUS];
 
 	/* error or datavail? */
 	if (rstat & SER_ERROR_MASK) {
@@ -2096,7 +2096,7 @@
 		TIMERD(DEBUG_LOG(info->line, "timeout: rstat 0x%03X\n",
 		          rstat | (info->line << 8)));
 		/* Read data to clear status flags */
-		(void)info->port[REG_DATA];
+		(void)info->ioport[REG_DATA];
 
 		info->forced_eop = 0;
 		START_FLUSH_FAST_TIMER(info, "magic");
@@ -2296,7 +2296,7 @@
 	}
 
 	/* Read data and status at the same time */
-	data_read = *((unsigned long *)&info->port[REG_DATA_STATUS32]);
+	data_read = *((unsigned long *)&info->ioport[REG_DATA_STATUS32]);
 more_data:
 	if (data_read & IO_MASK(R_SERIAL0_READ, xoff_detect) ) {
 		DFLOW(DEBUG_LOG(info->line, "XOFF detect\n", 0));
@@ -2391,7 +2391,7 @@
 
 
 	info->icount.rx++;
-	data_read = *((unsigned long *)&info->port[REG_DATA_STATUS32]);
+	data_read = *((unsigned long *)&info->ioport[REG_DATA_STATUS32]);
 	if (data_read & IO_MASK(R_SERIAL0_READ, data_avail)) {
 		DEBUG_LOG(info->line, "ser_rx   %c in loop\n", IO_EXTRACT(R_SERIAL0_READ, data_in, data_read));
 		goto more_data;
@@ -2413,7 +2413,7 @@
 		return handle_ser_rx_interrupt_no_dma(info);
 	}
 	/* DMA is used */
-	rstat = info->port[REG_STATUS];
+	rstat = info->ioport[REG_STATUS];
 	if (rstat & IO_MASK(R_SERIAL0_STATUS, xoff_detect) ) {
 		DFLOW(DEBUG_LOG(info->line, "XOFF detect\n", 0));
 	}
@@ -2426,7 +2426,7 @@
 		/* If we got an error, we must reset it by reading the
 		 * data_in field
 		 */
-		data = info->port[REG_DATA];
+		data = info->ioport[REG_DATA];
 		DINTR1(DEBUG_LOG(info->line, "ser_rx!  %c\n", data));
 		DINTR1(DEBUG_LOG(info->line, "ser_rx err stat %02X\n", rstat));
 		if (!data && (rstat & SER_FRAMING_ERR_MASK)) {
@@ -2528,10 +2528,10 @@
 		unsigned char rstat;
 		DFLOW(DEBUG_LOG(info->line, "tx_int: xchar 0x%02X\n", info->x_char));
 		local_irq_save(flags);
-		rstat = info->port[REG_STATUS];
+		rstat = info->ioport[REG_STATUS];
 		DFLOW(DEBUG_LOG(info->line, "stat %x\n", rstat));
 
-		info->port[REG_TR_DATA] = info->x_char;
+		info->ioport[REG_TR_DATA] = info->x_char;
 		info->icount.tx++;
 		info->x_char = 0;
 		/* We must enable since it is disabled in ser_interrupt */
@@ -2545,7 +2545,7 @@
 		/* We only use normal tx interrupt when sending x_char */
 		DFLOW(DEBUG_LOG(info->line, "tx_int: xchar sent\n", 0));
 		local_irq_save(flags);
-		rstat = info->port[REG_STATUS];
+		rstat = info->ioport[REG_STATUS];
 		DFLOW(DEBUG_LOG(info->line, "stat %x\n", rstat));
 		e100_disable_serial_tx_ready_irq(info);
 		if (info->port.tty->stopped)
@@ -2573,7 +2573,7 @@
 	DINTR2(DEBUG_LOG(info->line, "tx_int %c\n", info->xmit.buf[info->xmit.tail]));
 	/* Send a byte, rs485 timing is critical so turn of ints */
 	local_irq_save(flags);
-	info->port[REG_TR_DATA] = info->xmit.buf[info->xmit.tail];
+	info->ioport[REG_TR_DATA] = info->xmit.buf[info->xmit.tail];
 	info->xmit.tail = (info->xmit.tail + 1) & (SERIAL_XMIT_SIZE-1);
 	info->icount.tx++;
 	if (info->xmit.head == info->xmit.tail) {
@@ -2848,7 +2848,7 @@
 
 	/* dummy read to reset any serial errors */
 
-	(void)info->port[REG_DATA];
+	(void)info->ioport[REG_DATA];
 
 	/* enable the interrupts */
 	if (info->uses_dma_out)
@@ -2897,7 +2897,7 @@
 	/* shut down the transmitter and receiver */
 	DFLOW(DEBUG_LOG(info->line, "shutdown %i\n", info->line));
 	e100_disable_rx(info);
-	info->port[REG_TR_CTRL] = (info->tx_ctrl &= ~0x40);
+	info->ioport[REG_TR_CTRL] = (info->tx_ctrl &= ~0x40);
 
 	/* disable interrupts, reset dma channels */
 	if (info->uses_dma_in) {
@@ -2968,7 +2968,7 @@
 
 	if (!info->port.tty || !info->port.tty->termios)
 		return;
-	if (!info->port)
+	if (!info->ioport)
 		return;
 
 	cflag = info->port.tty->termios->c_cflag;
@@ -3037,7 +3037,7 @@
 
 		info->baud = cflag_to_baud(cflag);
 #ifndef CONFIG_SVINTO_SIM
-		info->port[REG_BAUD] = cflag_to_etrax_baud(cflag);
+		info->ioport[REG_BAUD] = cflag_to_etrax_baud(cflag);
 #endif /* CONFIG_SVINTO_SIM */
 	}
 
@@ -3097,8 +3097,8 @@
 
 	/* actually write the control regs to the hardware */
 
-	info->port[REG_TR_CTRL] = info->tx_ctrl;
-	info->port[REG_REC_CTRL] = info->rx_ctrl;
+	info->ioport[REG_TR_CTRL] = info->tx_ctrl;
+	info->ioport[REG_REC_CTRL] = info->rx_ctrl;
 	xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char, STOP_CHAR(info->port.tty));
 	xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, enable);
 	if (info->port.tty->termios->c_iflag & IXON ) {
@@ -3107,7 +3107,7 @@
 		xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
 	}
 
-	*((unsigned long *)&info->port[REG_XOFF]) = xoff;
+	*((unsigned long *)&info->ioport[REG_XOFF]) = xoff;
 	local_irq_restore(flags);
 #endif /* !CONFIG_SVINTO_SIM */
 
@@ -3156,7 +3156,7 @@
 #ifdef SERIAL_DEBUG_DATA
 	if (info->line == SERIAL_DEBUG_LINE)
 		printk("rs_raw_write (%d), status %d\n",
-		       count, info->port[REG_STATUS]);
+		       count, info->ioport[REG_STATUS]);
 #endif
 
 #ifdef CONFIG_SVINTO_SIM
@@ -3427,7 +3427,7 @@
 	memset(&tmp, 0, sizeof(tmp));
 	tmp.type = info->type;
 	tmp.line = info->line;
-	tmp.port = (int)info->port;
+	tmp.port = (int)info->ioport;
 	tmp.irq = info->irq;
 	tmp.flags = info->flags;
 	tmp.baud_base = info->baud_base;
@@ -3557,14 +3557,14 @@
 }
 #endif
 
-static void
+static int
 rs_break(struct tty_struct *tty, int break_state)
 {
 	struct e100_serial *info = (struct e100_serial *)tty->driver_data;
 	unsigned long flags;
 
-	if (!info->port)
-		return;
+	if (!info->ioport)
+		return -EIO;
 
 	local_irq_save(flags);
 	if (break_state == -1) {
@@ -3575,8 +3575,9 @@
 		/* Set bit 7 (txd) and 6 (tr_enable) */
 		info->tx_ctrl |= (0x80 | 0x40);
 	}
-	info->port[REG_TR_CTRL] = info->tx_ctrl;
+	info->ioport[REG_TR_CTRL] = info->tx_ctrl;
 	local_irq_restore(flags);
+	return 0;
 }
 
 static int
@@ -4231,9 +4232,9 @@
 	unsigned long tmp;
 
 	ret = sprintf(buf, "%d: uart:E100 port:%lX irq:%d",
-		      info->line, (unsigned long)info->port, info->irq);
+		      info->line, (unsigned long)info->ioport, info->irq);
 
-	if (!info->port || (info->type == PORT_UNKNOWN)) {
+	if (!info->ioport || (info->type == PORT_UNKNOWN)) {
 		ret += sprintf(buf+ret, "\n");
 		return ret;
 	}
@@ -4281,7 +4282,7 @@
 	}
 
 	{
-		unsigned char rstat = info->port[REG_STATUS];
+		unsigned char rstat = info->ioport[REG_STATUS];
 		if (rstat & IO_MASK(R_SERIAL0_STATUS, xoff_detect) )
 			ret += sprintf(buf+ret, " xoff_detect:1");
 	}
@@ -4502,7 +4503,7 @@
 
 		if (info->enabled) {
 			printk(KERN_INFO "%s%d at 0x%x is a builtin UART with DMA\n",
-			       serial_driver->name, info->line, (unsigned int)info->port);
+			       serial_driver->name, info->line, (unsigned int)info->ioport);
 		}
 	}
 #ifdef CONFIG_ETRAX_FAST_TIMER
diff --git a/drivers/serial/crisv10.h b/drivers/serial/crisv10.h
index ccd0f32..e3c5c8c 100644
--- a/drivers/serial/crisv10.h
+++ b/drivers/serial/crisv10.h
@@ -36,8 +36,9 @@
 };
 
 struct e100_serial {
+	struct tty_port port;
 	int baud;
-	volatile u8	*port;	/* R_SERIALx_CTRL */
+	volatile u8	*ioport;	/* R_SERIALx_CTRL */
 	u32		irq;	/* bitnr in R_IRQ_MASK2 for dmaX_descr */
 
 	/* Output registers */
diff --git a/drivers/spi/atmel_spi.c b/drivers/spi/atmel_spi.c
index 0c71656..95190c6 100644
--- a/drivers/spi/atmel_spi.c
+++ b/drivers/spi/atmel_spi.c
@@ -184,7 +184,8 @@
 {
 	struct atmel_spi	*as = spi_master_get_devdata(master);
 	struct spi_transfer	*xfer;
-	u32			len, remaining, total;
+	u32			len, remaining;
+	u32			ieval;
 	dma_addr_t		tx_dma, rx_dma;
 
 	if (!as->current_transfer)
@@ -197,6 +198,8 @@
 		xfer = NULL;
 
 	if (xfer) {
+		spi_writel(as, PTCR, SPI_BIT(RXTDIS) | SPI_BIT(TXTDIS));
+
 		len = xfer->len;
 		atmel_spi_next_xfer_data(master, xfer, &tx_dma, &rx_dma, &len);
 		remaining = xfer->len - len;
@@ -234,6 +237,8 @@
 	as->next_transfer = xfer;
 
 	if (xfer) {
+		u32	total;
+
 		total = len;
 		atmel_spi_next_xfer_data(master, xfer, &tx_dma, &rx_dma, &len);
 		as->next_remaining_bytes = total - len;
@@ -250,9 +255,11 @@
 			"  next xfer %p: len %u tx %p/%08x rx %p/%08x\n",
 			xfer, xfer->len, xfer->tx_buf, xfer->tx_dma,
 			xfer->rx_buf, xfer->rx_dma);
+		ieval = SPI_BIT(ENDRX) | SPI_BIT(OVRES);
 	} else {
 		spi_writel(as, RNCR, 0);
 		spi_writel(as, TNCR, 0);
+		ieval = SPI_BIT(RXBUFF) | SPI_BIT(ENDRX) | SPI_BIT(OVRES);
 	}
 
 	/* REVISIT: We're waiting for ENDRX before we start the next
@@ -265,7 +272,7 @@
 	 *
 	 * It should be doable, though. Just not now...
 	 */
-	spi_writel(as, IER, SPI_BIT(ENDRX) | SPI_BIT(OVRES));
+	spi_writel(as, IER, ieval);
 	spi_writel(as, PTCR, SPI_BIT(TXTEN) | SPI_BIT(RXTEN));
 }
 
@@ -396,7 +403,7 @@
 
 		ret = IRQ_HANDLED;
 
-		spi_writel(as, IDR, (SPI_BIT(ENDTX) | SPI_BIT(ENDRX)
+		spi_writel(as, IDR, (SPI_BIT(RXBUFF) | SPI_BIT(ENDRX)
 				     | SPI_BIT(OVRES)));
 
 		/*
@@ -418,7 +425,7 @@
 		if (xfer->delay_usecs)
 			udelay(xfer->delay_usecs);
 
-		dev_warn(master->dev.parent, "fifo overrun (%u/%u remaining)\n",
+		dev_warn(master->dev.parent, "overrun (%u/%u remaining)\n",
 			 spi_readl(as, TCR), spi_readl(as, RCR));
 
 		/*
@@ -442,7 +449,7 @@
 		spi_readl(as, SR);
 
 		atmel_spi_msg_done(master, as, msg, -EIO, 0);
-	} else if (pending & SPI_BIT(ENDRX)) {
+	} else if (pending & (SPI_BIT(RXBUFF) | SPI_BIT(ENDRX))) {
 		ret = IRQ_HANDLED;
 
 		spi_writel(as, IDR, pending);
diff --git a/drivers/spi/spi_s3c24xx.c b/drivers/spi/spi_s3c24xx.c
index 1c643c9..21661c7 100644
--- a/drivers/spi/spi_s3c24xx.c
+++ b/drivers/spi/spi_s3c24xx.c
@@ -236,6 +236,19 @@
 	return IRQ_HANDLED;
 }
 
+static void s3c24xx_spi_initialsetup(struct s3c24xx_spi *hw)
+{
+	/* for the moment, permanently enable the clock */
+
+	clk_enable(hw->clk);
+
+	/* program defaults into the registers */
+
+	writeb(0xff, hw->regs + S3C2410_SPPRE);
+	writeb(SPPIN_DEFAULT, hw->regs + S3C2410_SPPIN);
+	writeb(SPCON_DEFAULT, hw->regs + S3C2410_SPCON);
+}
+
 static int __init s3c24xx_spi_probe(struct platform_device *pdev)
 {
 	struct s3c2410_spi_info *pdata;
@@ -327,15 +340,7 @@
 		goto err_no_clk;
 	}
 
-	/* for the moment, permanently enable the clock */
-
-	clk_enable(hw->clk);
-
-	/* program defaults into the registers */
-
-	writeb(0xff, hw->regs + S3C2410_SPPRE);
-	writeb(SPPIN_DEFAULT, hw->regs + S3C2410_SPPIN);
-	writeb(SPCON_DEFAULT, hw->regs + S3C2410_SPCON);
+	s3c24xx_spi_initialsetup(hw);
 
 	/* setup any gpio we can */
 
@@ -415,7 +420,7 @@
 {
 	struct s3c24xx_spi *hw = platform_get_drvdata(pdev);
 
-	clk_enable(hw->clk);
+	s3c24xx_spi_initialsetup(hw);
 	return 0;
 }
 
diff --git a/drivers/video/console/.gitignore b/drivers/video/console/.gitignore
new file mode 100644
index 0000000..0c258b4
--- /dev/null
+++ b/drivers/video/console/.gitignore
@@ -0,0 +1,2 @@
+# conmakehash generated file
+promcon_tbl.c
diff --git a/drivers/watchdog/ar7_wdt.c b/drivers/watchdog/ar7_wdt.c
index 2eb48c0..ef7b0d6 100644
--- a/drivers/watchdog/ar7_wdt.c
+++ b/drivers/watchdog/ar7_wdt.c
@@ -69,7 +69,8 @@
 	u32 prescale;
 };
 
-static struct semaphore open_semaphore;
+static unsigned long wdt_is_open;
+static spinlock_t wdt_lock;
 static unsigned expect_close;
 
 /* XXX currently fixed, allows max margin ~68.72 secs */
@@ -154,8 +155,10 @@
 	u32 change;
 
 	change = new_margin * (ar7_vbus_freq() / prescale_value);
-	if (change < 1) change = 1;
-	if (change > 0xffff) change = 0xffff;
+	if (change < 1)
+		change = 1;
+	if (change > 0xffff)
+		change = 0xffff;
 	ar7_wdt_change(change);
 	margin = change * prescale_value / ar7_vbus_freq();
 	printk(KERN_INFO DRVNAME
@@ -179,7 +182,7 @@
 static int ar7_wdt_open(struct inode *inode, struct file *file)
 {
 	/* only allow one at a time */
-	if (down_trylock(&open_semaphore))
+	if (test_and_set_bit(0, &wdt_is_open))
 		return -EBUSY;
 	ar7_wdt_enable_wdt();
 	expect_close = 0;
@@ -195,9 +198,7 @@
 		"will not disable the watchdog timer\n");
 	else if (!nowayout)
 		ar7_wdt_disable_wdt();
-
-	up(&open_semaphore);
-
+	clear_bit(0, &wdt_is_open);
 	return 0;
 }
 
@@ -222,7 +223,9 @@
 	if (len) {
 		size_t i;
 
+		spin_lock(&wdt_lock);
 		ar7_wdt_kick(1);
+		spin_unlock(&wdt_lock);
 
 		expect_close = 0;
 		for (i = 0; i < len; ++i) {
@@ -237,8 +240,8 @@
 	return len;
 }
 
-static int ar7_wdt_ioctl(struct inode *inode, struct file *file,
-			 unsigned int cmd, unsigned long arg)
+static long ar7_wdt_ioctl(struct file *file,
+					unsigned int cmd, unsigned long arg)
 {
 	static struct watchdog_info ident = {
 		.identity = LONGNAME,
@@ -269,8 +272,10 @@
 		if (new_margin < 1)
 			return -EINVAL;
 
+		spin_lock(&wdt_lock);
 		ar7_wdt_update_margin(new_margin);
 		ar7_wdt_kick(1);
+		spin_unlock(&wdt_lock);
 
 	case WDIOC_GETTIMEOUT:
 		if (put_user(margin, (int *)arg))
@@ -282,7 +287,7 @@
 static const struct file_operations ar7_wdt_fops = {
 	.owner		= THIS_MODULE,
 	.write		= ar7_wdt_write,
-	.ioctl		= ar7_wdt_ioctl,
+	.unlocked_ioctl	= ar7_wdt_ioctl,
 	.open		= ar7_wdt_open,
 	.release	= ar7_wdt_release,
 };
@@ -297,6 +302,8 @@
 {
 	int rc;
 
+	spin_lock_init(&wdt_lock);
+
 	ar7_wdt_get_regs();
 
 	if (!request_mem_region(ar7_regs_wdt, sizeof(struct ar7_wdt),
@@ -312,8 +319,6 @@
 	ar7_wdt_prescale(prescale_value);
 	ar7_wdt_update_margin(margin);
 
-	sema_init(&open_semaphore, 1);
-
 	rc = register_reboot_notifier(&ar7_wdt_notifier);
 	if (rc) {
 		printk(KERN_ERR DRVNAME
diff --git a/drivers/watchdog/it8712f_wdt.c b/drivers/watchdog/it8712f_wdt.c
index 445b7e8..51bfd57 100644
--- a/drivers/watchdog/it8712f_wdt.c
+++ b/drivers/watchdog/it8712f_wdt.c
@@ -30,9 +30,8 @@
 #include <linux/fs.h>
 #include <linux/pci.h>
 #include <linux/spinlock.h>
-
-#include <asm/uaccess.h>
-#include <asm/io.h>
+#include <linux/uaccess.h>
+#include <linux/io.h>
 
 #define NAME "it8712f_wdt"
 
@@ -50,7 +49,7 @@
 module_param(nowayout, int, 0);
 MODULE_PARM_DESC(nowayout, "Disable watchdog shutdown on close");
 
-static struct semaphore it8712f_wdt_sem;
+static unsigned long wdt_open;
 static unsigned expect_close;
 static spinlock_t io_lock;
 static unsigned char revision;
@@ -86,22 +85,19 @@
 #define WDT_OUT_PWROK	0x10
 #define WDT_OUT_KRST	0x40
 
-static int
-superio_inb(int reg)
+static int superio_inb(int reg)
 {
 	outb(reg, REG);
 	return inb(VAL);
 }
 
-static void
-superio_outb(int val, int reg)
+static void superio_outb(int val, int reg)
 {
 	outb(reg, REG);
 	outb(val, VAL);
 }
 
-static int
-superio_inw(int reg)
+static int superio_inw(int reg)
 {
 	int val;
 	outb(reg++, REG);
@@ -111,15 +107,13 @@
 	return val;
 }
 
-static inline void
-superio_select(int ldn)
+static inline void superio_select(int ldn)
 {
 	outb(LDN, REG);
 	outb(ldn, VAL);
 }
 
-static inline void
-superio_enter(void)
+static inline void superio_enter(void)
 {
 	spin_lock(&io_lock);
 	outb(0x87, REG);
@@ -128,22 +122,19 @@
 	outb(0x55, REG);
 }
 
-static inline void
-superio_exit(void)
+static inline void superio_exit(void)
 {
 	outb(0x02, REG);
 	outb(0x02, VAL);
 	spin_unlock(&io_lock);
 }
 
-static inline void
-it8712f_wdt_ping(void)
+static inline void it8712f_wdt_ping(void)
 {
 	inb(address);
 }
 
-static void
-it8712f_wdt_update_margin(void)
+static void it8712f_wdt_update_margin(void)
 {
 	int config = WDT_OUT_KRST | WDT_OUT_PWROK;
 	int units = margin;
@@ -165,8 +156,7 @@
 	superio_outb(units, WDT_TIMEOUT);
 }
 
-static int
-it8712f_wdt_get_status(void)
+static int it8712f_wdt_get_status(void)
 {
 	if (superio_inb(WDT_CONTROL) & 0x01)
 		return WDIOF_CARDRESET;
@@ -174,8 +164,7 @@
 		return 0;
 }
 
-static void
-it8712f_wdt_enable(void)
+static void it8712f_wdt_enable(void)
 {
 	printk(KERN_DEBUG NAME ": enabling watchdog timer\n");
 	superio_enter();
@@ -190,8 +179,7 @@
 	it8712f_wdt_ping();
 }
 
-static void
-it8712f_wdt_disable(void)
+static void it8712f_wdt_disable(void)
 {
 	printk(KERN_DEBUG NAME ": disabling watchdog timer\n");
 
@@ -207,8 +195,7 @@
 	superio_exit();
 }
 
-static int
-it8712f_wdt_notify(struct notifier_block *this,
+static int it8712f_wdt_notify(struct notifier_block *this,
 		    unsigned long code, void *unused)
 {
 	if (code == SYS_HALT || code == SYS_POWER_OFF)
@@ -222,9 +209,8 @@
 	.notifier_call = it8712f_wdt_notify,
 };
 
-static ssize_t
-it8712f_wdt_write(struct file *file, const char __user *data,
-	size_t len, loff_t *ppos)
+static ssize_t it8712f_wdt_write(struct file *file, const char __user *data,
+					size_t len, loff_t *ppos)
 {
 	/* check for a magic close character */
 	if (len) {
@@ -245,9 +231,8 @@
 	return len;
 }
 
-static int
-it8712f_wdt_ioctl(struct inode *inode, struct file *file,
-	unsigned int cmd, unsigned long arg)
+static long it8712f_wdt_ioctl(struct file *file, unsigned int cmd,
+							unsigned long arg)
 {
 	void __user *argp = (void __user *)arg;
 	int __user *p = argp;
@@ -302,19 +287,16 @@
 	}
 }
 
-static int
-it8712f_wdt_open(struct inode *inode, struct file *file)
+static int it8712f_wdt_open(struct inode *inode, struct file *file)
 {
 	/* only allow one at a time */
-	if (down_trylock(&it8712f_wdt_sem))
+	if (test_and_set_bit(0, &wdt_open))
 		return -EBUSY;
 	it8712f_wdt_enable();
-
 	return nonseekable_open(inode, file);
 }
 
-static int
-it8712f_wdt_release(struct inode *inode, struct file *file)
+static int it8712f_wdt_release(struct inode *inode, struct file *file)
 {
 	if (expect_close != 42) {
 		printk(KERN_WARNING NAME
@@ -324,7 +306,7 @@
 		it8712f_wdt_disable();
 	}
 	expect_close = 0;
-	up(&it8712f_wdt_sem);
+	clear_bit(0, &wdt_open);
 
 	return 0;
 }
@@ -333,7 +315,7 @@
 	.owner = THIS_MODULE,
 	.llseek = no_llseek,
 	.write = it8712f_wdt_write,
-	.ioctl = it8712f_wdt_ioctl,
+	.unlocked_ioctl = it8712f_wdt_ioctl,
 	.open = it8712f_wdt_open,
 	.release = it8712f_wdt_release,
 };
@@ -344,8 +326,7 @@
 	.fops = &it8712f_wdt_fops,
 };
 
-static int __init
-it8712f_wdt_find(unsigned short *address)
+static int __init it8712f_wdt_find(unsigned short *address)
 {
 	int err = -ENODEV;
 	int chip_type;
@@ -387,8 +368,7 @@
 	return err;
 }
 
-static int __init
-it8712f_wdt_init(void)
+static int __init it8712f_wdt_init(void)
 {
 	int err = 0;
 
@@ -404,8 +384,6 @@
 
 	it8712f_wdt_disable();
 
-	sema_init(&it8712f_wdt_sem, 1);
-
 	err = register_reboot_notifier(&it8712f_wdt_notifier);
 	if (err) {
 		printk(KERN_ERR NAME ": unable to register reboot notifier\n");
@@ -430,8 +408,7 @@
 	return err;
 }
 
-static void __exit
-it8712f_wdt_exit(void)
+static void __exit it8712f_wdt_exit(void)
 {
 	misc_deregister(&it8712f_wdt_miscdev);
 	unregister_reboot_notifier(&it8712f_wdt_notifier);
diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index 98532c0..97b4a2e 100644
--- a/drivers/watchdog/s3c2410_wdt.c
+++ b/drivers/watchdog/s3c2410_wdt.c
@@ -46,9 +46,8 @@
 #include <linux/platform_device.h>
 #include <linux/interrupt.h>
 #include <linux/clk.h>
-
-#include <asm/uaccess.h>
-#include <asm/io.h>
+#include <linux/uaccess.h>
+#include <linux/io.h>
 
 #include <asm/arch/map.h>
 
@@ -65,8 +64,8 @@
 static int nowayout	= WATCHDOG_NOWAYOUT;
 static int tmr_margin	= CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME;
 static int tmr_atboot	= CONFIG_S3C2410_WATCHDOG_ATBOOT;
-static int soft_noboot	= 0;
-static int debug	= 0;
+static int soft_noboot;
+static int debug;
 
 module_param(tmr_margin,  int, 0);
 module_param(tmr_atboot,  int, 0);
@@ -74,24 +73,23 @@
 module_param(soft_noboot, int, 0);
 module_param(debug,	  int, 0);
 
-MODULE_PARM_DESC(tmr_margin, "Watchdog tmr_margin in seconds. default=" __MODULE_STRING(CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME) ")");
-
-MODULE_PARM_DESC(tmr_atboot, "Watchdog is started at boot time if set to 1, default=" __MODULE_STRING(CONFIG_S3C2410_WATCHDOG_ATBOOT));
-
-MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
-
+MODULE_PARM_DESC(tmr_margin, "Watchdog tmr_margin in seconds. default="
+		__MODULE_STRING(CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME) ")");
+MODULE_PARM_DESC(tmr_atboot,
+		"Watchdog is started at boot time if set to 1, default="
+			__MODULE_STRING(CONFIG_S3C2410_WATCHDOG_ATBOOT));
+MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default="
+			__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
 MODULE_PARM_DESC(soft_noboot, "Watchdog action, set to 1 to ignore reboots, 0 to reboot (default depends on ONLY_TESTING)");
-
 MODULE_PARM_DESC(debug, "Watchdog debug, set to >1 for debug, (default 0)");
 
 
 typedef enum close_state {
 	CLOSE_STATE_NOT,
-	CLOSE_STATE_ALLOW=0x4021
+	CLOSE_STATE_ALLOW = 0x4021
 } close_state_t;
 
-static DECLARE_MUTEX(open_lock);
-
+static unsigned long open_lock;
 static struct device    *wdt_dev;	/* platform device attached to */
 static struct resource	*wdt_mem;
 static struct resource	*wdt_irq;
@@ -99,38 +97,58 @@
 static void __iomem	*wdt_base;
 static unsigned int	 wdt_count;
 static close_state_t	 allow_close;
+static DEFINE_SPINLOCK(wdt_lock);
 
 /* watchdog control routines */
 
 #define DBG(msg...) do { \
 	if (debug) \
 		printk(KERN_INFO msg); \
-	} while(0)
+	} while (0)
 
 /* functions */
 
-static int s3c2410wdt_keepalive(void)
+static void s3c2410wdt_keepalive(void)
 {
+	spin_lock(&wdt_lock);
 	writel(wdt_count, wdt_base + S3C2410_WTCNT);
-	return 0;
+	spin_unlock(&wdt_lock);
 }
 
-static int s3c2410wdt_stop(void)
+static void __s3c2410wdt_stop(void)
+{
+	unsigned long wtcon;
+
+	spin_lock(&wdt_lock);
+	wtcon = readl(wdt_base + S3C2410_WTCON);
+	wtcon &= ~(S3C2410_WTCON_ENABLE | S3C2410_WTCON_RSTEN);
+	writel(wtcon, wdt_base + S3C2410_WTCON);
+	spin_unlock(&wdt_lock);
+}
+
+static void __s3c2410wdt_stop(void)
 {
 	unsigned long wtcon;
 
 	wtcon = readl(wdt_base + S3C2410_WTCON);
 	wtcon &= ~(S3C2410_WTCON_ENABLE | S3C2410_WTCON_RSTEN);
 	writel(wtcon, wdt_base + S3C2410_WTCON);
-
-	return 0;
 }
 
-static int s3c2410wdt_start(void)
+static void s3c2410wdt_stop(void)
+{
+	spin_lock(&wdt_lock);
+	__s3c2410wdt_stop();
+	spin_unlock(&wdt_lock);
+}
+
+static void s3c2410wdt_start(void)
 {
 	unsigned long wtcon;
 
-	s3c2410wdt_stop();
+	spin_lock(&wdt_lock);
+
+	__s3c2410wdt_stop();
 
 	wtcon = readl(wdt_base + S3C2410_WTCON);
 	wtcon |= S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128;
@@ -149,6 +167,7 @@
 	writel(wdt_count, wdt_base + S3C2410_WTDAT);
 	writel(wdt_count, wdt_base + S3C2410_WTCNT);
 	writel(wtcon, wdt_base + S3C2410_WTCON);
+	spin_unlock(&wdt_lock);
 
 	return 0;
 }
@@ -211,7 +230,7 @@
 
 static int s3c2410wdt_open(struct inode *inode, struct file *file)
 {
-	if(down_trylock(&open_lock))
+	if (test_and_set_bit(0, &open_lock))
 		return -EBUSY;
 
 	if (nowayout)
@@ -231,15 +250,14 @@
 	 * 	Lock it in if it's a module and we set nowayout
 	 */
 
-	if (allow_close == CLOSE_STATE_ALLOW) {
+	if (allow_close == CLOSE_STATE_ALLOW)
 		s3c2410wdt_stop();
-	} else {
+	else {
 		dev_err(wdt_dev, "Unexpected close, not stopping watchdog\n");
 		s3c2410wdt_keepalive();
 	}
-
 	allow_close = CLOSE_STATE_NOT;
-	up(&open_lock);
+	clear_bit(0, &open_lock);
 	return 0;
 }
 
@@ -249,7 +267,7 @@
 	/*
 	 *	Refresh the timer.
 	 */
-	if(len) {
+	if (len) {
 		if (!nowayout) {
 			size_t i;
 
@@ -265,7 +283,6 @@
 					allow_close = CLOSE_STATE_ALLOW;
 			}
 		}
-
 		s3c2410wdt_keepalive();
 	}
 	return len;
@@ -273,48 +290,41 @@
 
 #define OPTIONS WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING | WDIOF_MAGICCLOSE
 
-static struct watchdog_info s3c2410_wdt_ident = {
+static const struct watchdog_info s3c2410_wdt_ident = {
 	.options          =     OPTIONS,
 	.firmware_version =	0,
 	.identity         =	"S3C2410 Watchdog",
 };
 
 
-static int s3c2410wdt_ioctl(struct inode *inode, struct file *file,
-	unsigned int cmd, unsigned long arg)
+static long s3c2410wdt_ioctl(struct file *file,	unsigned int cmd,
+							unsigned long arg)
 {
 	void __user *argp = (void __user *)arg;
 	int __user *p = argp;
 	int new_margin;
 
 	switch (cmd) {
-		default:
-			return -ENOTTY;
-
-		case WDIOC_GETSUPPORT:
-			return copy_to_user(argp, &s3c2410_wdt_ident,
-				sizeof(s3c2410_wdt_ident)) ? -EFAULT : 0;
-
-		case WDIOC_GETSTATUS:
-		case WDIOC_GETBOOTSTATUS:
-			return put_user(0, p);
-
-		case WDIOC_KEEPALIVE:
-			s3c2410wdt_keepalive();
-			return 0;
-
-		case WDIOC_SETTIMEOUT:
-			if (get_user(new_margin, p))
-				return -EFAULT;
-
-			if (s3c2410wdt_set_heartbeat(new_margin))
-				return -EINVAL;
-
-			s3c2410wdt_keepalive();
-			return put_user(tmr_margin, p);
-
-		case WDIOC_GETTIMEOUT:
-			return put_user(tmr_margin, p);
+	default:
+		return -ENOTTY;
+	case WDIOC_GETSUPPORT:
+		return copy_to_user(argp, &s3c2410_wdt_ident,
+			sizeof(s3c2410_wdt_ident)) ? -EFAULT : 0;
+	case WDIOC_GETSTATUS:
+	case WDIOC_GETBOOTSTATUS:
+		return put_user(0, p);
+	case WDIOC_KEEPALIVE:
+		s3c2410wdt_keepalive();
+		return 0;
+	case WDIOC_SETTIMEOUT:
+		if (get_user(new_margin, p))
+			return -EFAULT;
+		if (s3c2410wdt_set_heartbeat(new_margin))
+			return -EINVAL;
+		s3c2410wdt_keepalive();
+		return put_user(tmr_margin, p);
+	case WDIOC_GETTIMEOUT:
+		return put_user(tmr_margin, p);
 	}
 }
 
@@ -324,7 +334,7 @@
 	.owner		= THIS_MODULE,
 	.llseek		= no_llseek,
 	.write		= s3c2410wdt_write,
-	.ioctl		= s3c2410wdt_ioctl,
+	.unlocked_ioctl	= s3c2410wdt_ioctl,
 	.open		= s3c2410wdt_open,
 	.release	= s3c2410wdt_release,
 };
@@ -411,14 +421,15 @@
 	 * not, try the default value */
 
 	if (s3c2410wdt_set_heartbeat(tmr_margin)) {
-		started = s3c2410wdt_set_heartbeat(CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME);
+		started = s3c2410wdt_set_heartbeat(
+					CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME);
 
-		if (started == 0) {
-			dev_info(dev,"tmr_margin value out of range, default %d used\n",
+		if (started == 0)
+			dev_info(dev,
+			   "tmr_margin value out of range, default %d used\n",
 			       CONFIG_S3C2410_WATCHDOG_DEFAULT_TIME);
-		} else {
+		else
 			dev_info(dev, "default timer value is out of range, cannot start\n");
-		}
 	}
 
 	ret = misc_register(&s3c2410wdt_miscdev);
@@ -447,7 +458,7 @@
 		 (wtcon & S3C2410_WTCON_ENABLE) ?  "" : "in",
 		 (wtcon & S3C2410_WTCON_RSTEN) ? "" : "dis",
 		 (wtcon & S3C2410_WTCON_INTEN) ? "" : "en");
-	
+
 	return 0;
 
  err_clk:
@@ -487,7 +498,7 @@
 
 static void s3c2410wdt_shutdown(struct platform_device *dev)
 {
-	s3c2410wdt_stop();	
+	s3c2410wdt_stop();
 }
 
 #ifdef CONFIG_PM
@@ -540,7 +551,8 @@
 };
 
 
-static char banner[] __initdata = KERN_INFO "S3C2410 Watchdog Timer, (c) 2004 Simtec Electronics\n";
+static char banner[] __initdata =
+	KERN_INFO "S3C2410 Watchdog Timer, (c) 2004 Simtec Electronics\n";
 
 static int __init watchdog_init(void)
 {
diff --git a/drivers/watchdog/sc1200wdt.c b/drivers/watchdog/sc1200wdt.c
index 35cddff..621ebad 100644
--- a/drivers/watchdog/sc1200wdt.c
+++ b/drivers/watchdog/sc1200wdt.c
@@ -15,14 +15,18 @@
  *
  *	Changelog:
  *	20020220 Zwane Mwaikambo	Code based on datasheet, no hardware.
- *	20020221 Zwane Mwaikambo	Cleanups as suggested by Jeff Garzik and Alan Cox.
+ *	20020221 Zwane Mwaikambo	Cleanups as suggested by Jeff Garzik
+ *					and Alan Cox.
  *	20020222 Zwane Mwaikambo	Added probing.
  *	20020225 Zwane Mwaikambo	Added ISAPNP support.
  *	20020412 Rob Radez		Broke out start/stop functions
- *		 <rob@osinvestor.com>	Return proper status instead of temperature warning
- *					Add WDIOC_GETBOOTSTATUS and WDIOC_SETOPTIONS ioctls
+ *		 <rob@osinvestor.com>	Return proper status instead of
+ *					temperature warning
+ *					Add WDIOC_GETBOOTSTATUS and
+ *					WDIOC_SETOPTIONS ioctls
  *					Fix CONFIG_WATCHDOG_NOWAYOUT
- *	20020530 Joel Becker		Add Matt Domsch's nowayout module option
+ *	20020530 Joel Becker		Add Matt Domsch's nowayout module
+ *					option
  *	20030116 Adam Belay		Updated to the latest pnp code
  *
  */
@@ -39,9 +43,8 @@
 #include <linux/pnp.h>
 #include <linux/fs.h>
 #include <linux/semaphore.h>
-
-#include <asm/io.h>
-#include <asm/uaccess.h>
+#include <linux/io.h>
+#include <linux/uaccess.h>
 
 #define SC1200_MODULE_VER	"build 20020303"
 #define SC1200_MODULE_NAME	"sc1200wdt"
@@ -72,7 +75,7 @@
 static int timeout = 1;
 static int io = -1;
 static int io_len = 2;		/* for non plug and play */
-static struct semaphore open_sem;
+static unsigned long open_flag;
 static char expect_close;
 static DEFINE_SPINLOCK(sc1200wdt_lock);	/* io port access serialisation */
 
@@ -81,7 +84,8 @@
 static struct pnp_dev *wdt_dev;
 
 module_param(isapnp, int, 0);
-MODULE_PARM_DESC(isapnp, "When set to 0 driver ISA PnP support will be disabled");
+MODULE_PARM_DESC(isapnp,
+	"When set to 0 driver ISA PnP support will be disabled");
 #endif
 
 module_param(io, int, 0);
@@ -91,26 +95,40 @@
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 module_param(nowayout, int, 0);
-MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+MODULE_PARM_DESC(nowayout,
+	"Watchdog cannot be stopped once started (default="
+				__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
 
 
 
 /* Read from Data Register */
-static inline void sc1200wdt_read_data(unsigned char index, unsigned char *data)
+static inline void __sc1200wdt_read_data(unsigned char index,
+						unsigned char *data)
 {
-	spin_lock(&sc1200wdt_lock);
 	outb_p(index, PMIR);
 	*data = inb(PMDR);
+}
+
+static void sc1200wdt_read_data(unsigned char index, unsigned char *data)
+{
+	spin_lock(&sc1200wdt_lock);
+	__sc1200wdt_read_data(index, data);
 	spin_unlock(&sc1200wdt_lock);
 }
 
-
 /* Write to Data Register */
-static inline void sc1200wdt_write_data(unsigned char index, unsigned char data)
+static inline void __sc1200wdt_write_data(unsigned char index,
+						unsigned char data)
 {
-	spin_lock(&sc1200wdt_lock);
 	outb_p(index, PMIR);
 	outb(data, PMDR);
+}
+
+static inline void sc1200wdt_write_data(unsigned char index,
+						unsigned char data)
+{
+	spin_lock(&sc1200wdt_lock);
+	__sc1200wdt_write_data(index, data);
 	spin_unlock(&sc1200wdt_lock);
 }
 
@@ -118,22 +136,23 @@
 static void sc1200wdt_start(void)
 {
 	unsigned char reg;
+	spin_lock(&sc1200wdt_lock);
 
-	sc1200wdt_read_data(WDCF, &reg);
+	__sc1200wdt_read_data(WDCF, &reg);
 	/* assert WDO when any of the following interrupts are triggered too */
 	reg |= (KBC_IRQ | MSE_IRQ | UART1_IRQ | UART2_IRQ);
-	sc1200wdt_write_data(WDCF, reg);
+	__sc1200wdt_write_data(WDCF, reg);
 	/* set the timeout and get the ball rolling */
-	sc1200wdt_write_data(WDTO, timeout);
-}
+	__sc1200wdt_write_data(WDTO, timeout);
 
+	spin_unlock(&sc1200wdt_lock);
+}
 
 static void sc1200wdt_stop(void)
 {
 	sc1200wdt_write_data(WDTO, 0);
 }
 
-
 /* This returns the status of the WDO signal, inactive high. */
 static inline int sc1200wdt_status(void)
 {
@@ -144,14 +163,13 @@
 	 * KEEPALIVEPING which is a bit of a kludge because there's nothing
 	 * else for enabled/disabled status
 	 */
-	return (ret & 0x01) ? 0 : WDIOF_KEEPALIVEPING;	/* bits 1 - 7 are undefined */
+	return (ret & 0x01) ? 0 : WDIOF_KEEPALIVEPING;
 }
 
-
 static int sc1200wdt_open(struct inode *inode, struct file *file)
 {
 	/* allow one at a time */
-	if (down_trylock(&open_sem))
+	if (test_and_set_bit(0, &open_flag))
 		return -EBUSY;
 
 	if (timeout > MAX_TIMEOUT)
@@ -164,71 +182,71 @@
 }
 
 
-static int sc1200wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
+static long sc1200wdt_ioctl(struct file *file, unsigned int cmd,
+						unsigned long arg)
 {
 	int new_timeout;
 	void __user *argp = (void __user *)arg;
 	int __user *p = argp;
-	static struct watchdog_info ident = {
-		.options = WDIOF_KEEPALIVEPING | WDIOF_SETTIMEOUT | WDIOF_MAGICCLOSE,
+	static const struct watchdog_info ident = {
+		.options = WDIOF_KEEPALIVEPING | WDIOF_SETTIMEOUT |
+							WDIOF_MAGICCLOSE,
 		.firmware_version = 0,
 		.identity = "PC87307/PC97307",
 	};
 
 	switch (cmd) {
-		default:
-			return -ENOTTY;
 
-		case WDIOC_GETSUPPORT:
-			if (copy_to_user(argp, &ident, sizeof ident))
-				return -EFAULT;
-			return 0;
+	case WDIOC_GETSUPPORT:
+		if (copy_to_user(argp, &ident, sizeof ident))
+			return -EFAULT;
+		return 0;
 
-		case WDIOC_GETSTATUS:
-			return put_user(sc1200wdt_status(), p);
+	case WDIOC_GETSTATUS:
+		return put_user(sc1200wdt_status(), p);
 
-		case WDIOC_GETBOOTSTATUS:
-			return put_user(0, p);
+	case WDIOC_GETBOOTSTATUS:
+		return put_user(0, p);
 
-		case WDIOC_KEEPALIVE:
-			sc1200wdt_write_data(WDTO, timeout);
-			return 0;
+	case WDIOC_KEEPALIVE:
+		sc1200wdt_write_data(WDTO, timeout);
+		return 0;
 
-		case WDIOC_SETTIMEOUT:
-			if (get_user(new_timeout, p))
-				return -EFAULT;
+	case WDIOC_SETTIMEOUT:
+		if (get_user(new_timeout, p))
+			return -EFAULT;
+		/* the API states this is given in secs */
+		new_timeout /= 60;
+		if (new_timeout < 0 || new_timeout > MAX_TIMEOUT)
+			return -EINVAL;
+		timeout = new_timeout;
+		sc1200wdt_write_data(WDTO, timeout);
+		/* fall through and return the new timeout */
 
-			/* the API states this is given in secs */
-			new_timeout /= 60;
-			if (new_timeout < 0 || new_timeout > MAX_TIMEOUT)
-				return -EINVAL;
+	case WDIOC_GETTIMEOUT:
+		return put_user(timeout * 60, p);
 
-			timeout = new_timeout;
-			sc1200wdt_write_data(WDTO, timeout);
-			/* fall through and return the new timeout */
+	case WDIOC_SETOPTIONS:
+	{
+		int options, retval = -EINVAL;
 
-		case WDIOC_GETTIMEOUT:
-			return put_user(timeout * 60, p);
+		if (get_user(options, p))
+			return -EFAULT;
 
-		case WDIOC_SETOPTIONS:
-		{
-			int options, retval = -EINVAL;
-
-			if (get_user(options, p))
-				return -EFAULT;
-
-			if (options & WDIOS_DISABLECARD) {
-				sc1200wdt_stop();
-				retval = 0;
-			}
-
-			if (options & WDIOS_ENABLECARD) {
-				sc1200wdt_start();
-				retval = 0;
-			}
-
-			return retval;
+		if (options & WDIOS_DISABLECARD) {
+			sc1200wdt_stop();
+			retval = 0;
 		}
+
+		if (options & WDIOS_ENABLECARD) {
+			sc1200wdt_start();
+			retval = 0;
+		}
+
+		return retval;
+	}
+	default:
+		return -ENOTTY;
 	}
 }
 
@@ -240,16 +258,18 @@
 		printk(KERN_INFO PFX "Watchdog disabled\n");
 	} else {
 		sc1200wdt_write_data(WDTO, timeout);
-		printk(KERN_CRIT PFX "Unexpected close!, timeout = %d min(s)\n", timeout);
+		printk(KERN_CRIT PFX
+			"Unexpected close!, timeout = %d min(s)\n", timeout);
 	}
-	up(&open_sem);
+	clear_bit(0, &open_flag);
 	expect_close = 0;
 
 	return 0;
 }
 
 
-static ssize_t sc1200wdt_write(struct file *file, const char __user *data, size_t len, loff_t *ppos)
+static ssize_t sc1200wdt_write(struct file *file, const char __user *data,
+						size_t len, loff_t *ppos)
 {
 	if (len) {
 		if (!nowayout) {
@@ -275,7 +295,8 @@
 }
 
 
-static int sc1200wdt_notify_sys(struct notifier_block *this, unsigned long code, void *unused)
+static int sc1200wdt_notify_sys(struct notifier_block *this,
+					unsigned long code, void *unused)
 {
 	if (code == SYS_DOWN || code == SYS_HALT)
 		sc1200wdt_stop();
@@ -284,23 +305,20 @@
 }
 
 
-static struct notifier_block sc1200wdt_notifier =
-{
+static struct notifier_block sc1200wdt_notifier = {
 	.notifier_call =	sc1200wdt_notify_sys,
 };
 
-static const struct file_operations sc1200wdt_fops =
-{
+static const struct file_operations sc1200wdt_fops = {
 	.owner		= THIS_MODULE,
 	.llseek		= no_llseek,
 	.write		= sc1200wdt_write,
-	.ioctl		= sc1200wdt_ioctl,
+	.unlocked_ioctl = sc1200wdt_ioctl,
 	.open		= sc1200wdt_open,
 	.release	= sc1200wdt_release,
 };
 
-static struct miscdevice sc1200wdt_miscdev =
-{
+static struct miscdevice sc1200wdt_miscdev = {
 	.minor		= WATCHDOG_MINOR,
 	.name		= "watchdog",
 	.fops		= &sc1200wdt_fops,
@@ -312,14 +330,14 @@
 	/* The probe works by reading the PMC3 register's default value of 0x0e
 	 * there is one caveat, if the device disables the parallel port or any
 	 * of the UARTs we won't be able to detect it.
-	 * Nb. This could be done with accuracy by reading the SID registers, but
-	 * we don't have access to those io regions.
+	 * NB. This could be done with accuracy by reading the SID registers,
+	 * but we don't have access to those io regions.
 	 */
 
 	unsigned char reg;
 
 	sc1200wdt_read_data(PMC3, &reg);
-	reg &= 0x0f;				/* we don't want the UART busy bits */
+	reg &= 0x0f;		/* we don't want the UART busy bits */
 	return (reg == 0x0e) ? 0 : -ENODEV;
 }
 
@@ -332,7 +350,8 @@
 	{.id = ""},
 };
 
-static int scl200wdt_pnp_probe(struct pnp_dev * dev, const struct pnp_device_id *dev_id)
+static int scl200wdt_pnp_probe(struct pnp_dev *dev,
+					const struct pnp_device_id *dev_id)
 {
 	/* this driver only supports one card at a time */
 	if (wdt_dev || !isapnp)
@@ -347,13 +366,14 @@
 		return -EBUSY;
 	}
 
-	printk(KERN_INFO "scl200wdt: PnP device found at io port %#x/%d\n", io, io_len);
+	printk(KERN_INFO "scl200wdt: PnP device found at io port %#x/%d\n",
+								io, io_len);
 	return 0;
 }
 
-static void scl200wdt_pnp_remove(struct pnp_dev * dev)
+static void scl200wdt_pnp_remove(struct pnp_dev *dev)
 {
-	if (wdt_dev){
+	if (wdt_dev) {
 		release_region(io, io_len);
 		wdt_dev = NULL;
 	}
@@ -375,8 +395,6 @@
 
 	printk("%s\n", banner);
 
-	sema_init(&open_sem, 1);
-
 #if defined CONFIG_PNP
 	if (isapnp) {
 		ret = pnp_register_driver(&scl200wdt_pnp_driver);
@@ -410,13 +428,16 @@
 
 	ret = register_reboot_notifier(&sc1200wdt_notifier);
 	if (ret) {
-		printk(KERN_ERR PFX "Unable to register reboot notifier err = %d\n", ret);
+		printk(KERN_ERR PFX
+			"Unable to register reboot notifier err = %d\n", ret);
 		goto out_io;
 	}
 
 	ret = misc_register(&sc1200wdt_miscdev);
 	if (ret) {
-		printk(KERN_ERR PFX "Unable to register miscdev on minor %d\n", WATCHDOG_MINOR);
+		printk(KERN_ERR PFX
+			"Unable to register miscdev on minor %d\n",
+							WATCHDOG_MINOR);
 		goto out_rbt;
 	}
 
@@ -446,7 +467,7 @@
 	unregister_reboot_notifier(&sc1200wdt_notifier);
 
 #if defined CONFIG_PNP
-	if(isapnp)
+	if (isapnp)
 		pnp_unregister_driver(&scl200wdt_pnp_driver);
 	else
 #endif
diff --git a/drivers/watchdog/wdt.c b/drivers/watchdog/wdt.c
index 756fb15..53a6b18 100644
--- a/drivers/watchdog/wdt.c
+++ b/drivers/watchdog/wdt.c
@@ -24,9 +24,10 @@
  *					Matt Crocker).
  *		Alan Cox	:	Added wdt= boot option
  *		Alan Cox	:	Cleaned up copy/user stuff
- *		Tim Hockin	:	Added insmod parameters, comment cleanup
- *					Parameterized timeout
- *		Tigran Aivazian	:	Restructured wdt_init() to handle failures
+ *		Tim Hockin	:	Added insmod parameters, comment
+ *					cleanup, parameterized timeout
+ *		Tigran Aivazian	:	Restructured wdt_init() to handle
+ *					failures
  *		Joel Becker	:	Added WDIOC_GET/SETTIMEOUT
  *		Matt Domsch	:	Added nowayout module option
  */
@@ -42,9 +43,9 @@
 #include <linux/notifier.h>
 #include <linux/reboot.h>
 #include <linux/init.h>
+#include <linux/io.h>
+#include <linux/uaccess.h>
 
-#include <asm/io.h>
-#include <asm/uaccess.h>
 #include <asm/system.h>
 #include "wd501p.h"
 
@@ -60,15 +61,19 @@
 static int heartbeat = WD_TIMO;
 static int wd_heartbeat;
 module_param(heartbeat, int, 0);
-MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (0<heartbeat<65536, default=" __MODULE_STRING(WD_TIMO) ")");
+MODULE_PARM_DESC(heartbeat,
+	"Watchdog heartbeat in seconds. (0 < heartbeat < 65536, default="
+				__MODULE_STRING(WD_TIMO) ")");
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 module_param(nowayout, int, 0);
-MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+MODULE_PARM_DESC(nowayout,
+	"Watchdog cannot be stopped once started (default="
+				__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
 
 /* You must set these - there is no sane way to probe for this board. */
-static int io=0x240;
-static int irq=11;
+static int io = 0x240;
+static int irq = 11;
 
 static DEFINE_SPINLOCK(wdt_lock);
 
@@ -82,7 +87,8 @@
 static int tachometer;
 
 module_param(tachometer, int, 0);
-MODULE_PARM_DESC(tachometer, "WDT501-P Fan Tachometer support (0=disable, default=0)");
+MODULE_PARM_DESC(tachometer,
+		"WDT501-P Fan Tachometer support (0=disable, default=0)");
 #endif /* CONFIG_WDT_501 */
 
 /*
@@ -91,9 +97,9 @@
 
 static void wdt_ctr_mode(int ctr, int mode)
 {
-	ctr<<=6;
-	ctr|=0x30;
-	ctr|=(mode<<1);
+	ctr <<= 6;
+	ctr |= 0x30;
+	ctr |= (mode << 1);
 	outb_p(ctr, WDT_CR);
 }
 
@@ -114,12 +120,15 @@
 	unsigned long flags;
 	spin_lock_irqsave(&wdt_lock, flags);
 	inb_p(WDT_DC);			/* Disable watchdog */
-	wdt_ctr_mode(0,3);		/* Program CTR0 for Mode 3: Square Wave Generator */
-	wdt_ctr_mode(1,2);		/* Program CTR1 for Mode 2: Rate Generator */
-	wdt_ctr_mode(2,0);		/* Program CTR2 for Mode 0: Pulse on Terminal Count */
+	wdt_ctr_mode(0, 3);		/* Program CTR0 for Mode 3:
+						Square Wave Generator */
+	wdt_ctr_mode(1, 2);		/* Program CTR1 for Mode 2:
+						Rate Generator */
+	wdt_ctr_mode(2, 0);		/* Program CTR2 for Mode 0:
+						Pulse on Terminal Count */
 	wdt_ctr_load(0, 8948);		/* Count at 100Hz */
-	wdt_ctr_load(1,wd_heartbeat);	/* Heartbeat */
-	wdt_ctr_load(2,65535);		/* Length of reset pulse */
+	wdt_ctr_load(1, wd_heartbeat);	/* Heartbeat */
+	wdt_ctr_load(2, 65535);		/* Length of reset pulse */
 	outb_p(0, WDT_DC);		/* Enable watchdog */
 	spin_unlock_irqrestore(&wdt_lock, flags);
 	return 0;
@@ -131,13 +140,13 @@
  *	Stop the watchdog driver.
  */
 
-static int wdt_stop (void)
+static int wdt_stop(void)
 {
 	unsigned long flags;
 	spin_lock_irqsave(&wdt_lock, flags);
 	/* Turn the card off */
 	inb_p(WDT_DC);			/* Disable watchdog */
-	wdt_ctr_load(2,0);		/* 0 length reset pulses now */
+	wdt_ctr_load(2, 0);		/* 0 length reset pulses now */
 	spin_unlock_irqrestore(&wdt_lock, flags);
 	return 0;
 }
@@ -145,8 +154,8 @@
 /**
  *	wdt_ping:
  *
- *	Reload counter one with the watchdog heartbeat. We don't bother reloading
- *	the cascade counter.
+ *	Reload counter one with the watchdog heartbeat. We don't bother
+ *	reloading the cascade counter.
  */
 
 static int wdt_ping(void)
@@ -155,8 +164,9 @@
 	spin_lock_irqsave(&wdt_lock, flags);
 	/* Write a watchdog value */
 	inb_p(WDT_DC);			/* Disable watchdog */
-	wdt_ctr_mode(1,2);		/* Re-Program CTR1 for Mode 2: Rate Generator */
-	wdt_ctr_load(1,wd_heartbeat);	/* Heartbeat */
+	wdt_ctr_mode(1, 2);		/* Re-Program CTR1 for Mode 2:
+							Rate Generator */
+	wdt_ctr_load(1, wd_heartbeat);	/* Heartbeat */
 	outb_p(0, WDT_DC);		/* Enable watchdog */
 	spin_unlock_irqrestore(&wdt_lock, flags);
 	return 0;
@@ -166,13 +176,14 @@
  *	wdt_set_heartbeat:
  *	@t:		the new heartbeat value that needs to be set.
  *
- *	Set a new heartbeat value for the watchdog device. If the heartbeat value is
- *	incorrect we keep the old value and return -EINVAL. If successfull we
- *	return 0.
+ *	Set a new heartbeat value for the watchdog device. If the heartbeat
+ *	value is incorrect we keep the old value and return -EINVAL. If
+ *	successful we return 0.
  */
+
 static int wdt_set_heartbeat(int t)
 {
-	if ((t < 1) || (t > 65535))
+	if (t < 1 || t > 65535)
 		return -EINVAL;
 
 	heartbeat = t;
@@ -200,7 +211,7 @@
 	new_status = inb_p(WDT_SR);
 	spin_unlock_irqrestore(&wdt_lock, flags);
 
-	*status=0;
+	*status = 0;
 	if (new_status & WDC_SR_ISOI0)
 		*status |= WDIOF_EXTERN1;
 	if (new_status & WDC_SR_ISII1)
@@ -266,7 +277,7 @@
 
 #ifdef CONFIG_WDT_501
 	if (!(status & WDC_SR_TGOOD))
-		printk(KERN_CRIT "Overheat alarm.(%d)\n",inb_p(WDT_RT));
+		printk(KERN_CRIT "Overheat alarm.(%d)\n", inb_p(WDT_RT));
 	if (!(status & WDC_SR_PSUOVER))
 		printk(KERN_CRIT "PSU over voltage.\n");
 	if (!(status & WDC_SR_PSUUNDR))
@@ -304,9 +315,10 @@
  *	write of data will do, as we we don't define content meaning.
  */
 
-static ssize_t wdt_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
+static ssize_t wdt_write(struct file *file, const char __user *buf,
+						size_t count, loff_t *ppos)
 {
-	if(count) {
+	if (count) {
 		if (!nowayout) {
 			size_t i;
 
@@ -328,7 +340,6 @@
 
 /**
  *	wdt_ioctl:
- *	@inode: inode of the device
  *	@file: file handle to the device
  *	@cmd: watchdog command
  *	@arg: argument pointer
@@ -338,8 +349,7 @@
  *	querying capabilities and current status.
  */
 
-static int wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
-	unsigned long arg)
+static long wdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
 	void __user *argp = (void __user *)arg;
 	int __user *p = argp;
@@ -362,32 +372,28 @@
 		ident.options |= WDIOF_FANFAULT;
 #endif /* CONFIG_WDT_501 */
 
-	switch(cmd)
-	{
-		default:
-			return -ENOTTY;
-		case WDIOC_GETSUPPORT:
-			return copy_to_user(argp, &ident, sizeof(ident))?-EFAULT:0;
-
-		case WDIOC_GETSTATUS:
-			wdt_get_status(&status);
-			return put_user(status, p);
-		case WDIOC_GETBOOTSTATUS:
-			return put_user(0, p);
-		case WDIOC_KEEPALIVE:
-			wdt_ping();
-			return 0;
-		case WDIOC_SETTIMEOUT:
-			if (get_user(new_heartbeat, p))
-				return -EFAULT;
-
-			if (wdt_set_heartbeat(new_heartbeat))
-				return -EINVAL;
-
-			wdt_ping();
-			/* Fall */
-		case WDIOC_GETTIMEOUT:
-			return put_user(heartbeat, p);
+	switch (cmd) {
+	default:
+		return -ENOTTY;
+	case WDIOC_GETSUPPORT:
+		return copy_to_user(argp, &ident, sizeof(ident)) ? -EFAULT : 0;
+	case WDIOC_GETSTATUS:
+		wdt_get_status(&status);
+		return put_user(status, p);
+	case WDIOC_GETBOOTSTATUS:
+		return put_user(0, p);
+	case WDIOC_KEEPALIVE:
+		wdt_ping();
+		return 0;
+	case WDIOC_SETTIMEOUT:
+		if (get_user(new_heartbeat, p))
+			return -EFAULT;
+		if (wdt_set_heartbeat(new_heartbeat))
+			return -EINVAL;
+		wdt_ping();
+		/* Fall */
+	case WDIOC_GETTIMEOUT:
+		return put_user(heartbeat, p);
 	}
 }
 
@@ -405,7 +411,7 @@
 
 static int wdt_open(struct inode *inode, struct file *file)
 {
-	if(test_and_set_bit(0, &wdt_is_open))
+	if (test_and_set_bit(0, &wdt_is_open))
 		return -EBUSY;
 	/*
 	 *	Activate
@@ -432,7 +438,8 @@
 		wdt_stop();
 		clear_bit(0, &wdt_is_open);
 	} else {
-		printk(KERN_CRIT "wdt: WDT device closed unexpectedly.  WDT will not stop!\n");
+		printk(KERN_CRIT
+		 "wdt: WDT device closed unexpectedly.  WDT will not stop!\n");
 		wdt_ping();
 	}
 	expect_close = 0;
@@ -451,14 +458,15 @@
  *	farenheit. It was designed by an imperial measurement luddite.
  */
 
-static ssize_t wdt_temp_read(struct file *file, char __user *buf, size_t count, loff_t *ptr)
+static ssize_t wdt_temp_read(struct file *file, char __user *buf,
+						size_t count, loff_t *ptr)
 {
 	int temperature;
 
 	if (wdt_get_temperature(&temperature))
 		return -EFAULT;
 
-	if (copy_to_user (buf, &temperature, 1))
+	if (copy_to_user(buf, &temperature, 1))
 		return -EFAULT;
 
 	return 1;
@@ -506,10 +514,8 @@
 static int wdt_notify_sys(struct notifier_block *this, unsigned long code,
 	void *unused)
 {
-	if(code==SYS_DOWN || code==SYS_HALT) {
-		/* Turn the card off */
+	if (code == SYS_DOWN || code == SYS_HALT)
 		wdt_stop();
-	}
 	return NOTIFY_DONE;
 }
 
@@ -522,7 +528,7 @@
 	.owner		= THIS_MODULE,
 	.llseek		= no_llseek,
 	.write		= wdt_write,
-	.ioctl		= wdt_ioctl,
+	.unlocked_ioctl	= wdt_ioctl,
 	.open		= wdt_open,
 	.release	= wdt_release,
 };
@@ -576,7 +582,7 @@
 #endif /* CONFIG_WDT_501 */
 	unregister_reboot_notifier(&wdt_notifier);
 	free_irq(irq, NULL);
-	release_region(io,8);
+	release_region(io, 8);
 }
 
 /**
@@ -591,44 +597,49 @@
 {
 	int ret;
 
-	/* Check that the heartbeat value is within it's range ; if not reset to the default */
+	/* Check that the heartbeat value is within it's range;
+	   if not reset to the default */
 	if (wdt_set_heartbeat(heartbeat)) {
 		wdt_set_heartbeat(WD_TIMO);
-		printk(KERN_INFO "wdt: heartbeat value must be 0<heartbeat<65536, using %d\n",
+		printk(KERN_INFO "wdt: heartbeat value must be 0 < heartbeat < 65536, using %d\n",
 			WD_TIMO);
 	}
 
 	if (!request_region(io, 8, "wdt501p")) {
-		printk(KERN_ERR "wdt: I/O address 0x%04x already in use\n", io);
+		printk(KERN_ERR
+			"wdt: I/O address 0x%04x already in use\n", io);
 		ret = -EBUSY;
 		goto out;
 	}
 
 	ret = request_irq(irq, wdt_interrupt, IRQF_DISABLED, "wdt501p", NULL);
-	if(ret) {
+	if (ret) {
 		printk(KERN_ERR "wdt: IRQ %d is not free.\n", irq);
 		goto outreg;
 	}
 
 	ret = register_reboot_notifier(&wdt_notifier);
-	if(ret) {
-		printk(KERN_ERR "wdt: cannot register reboot notifier (err=%d)\n", ret);
+	if (ret) {
+		printk(KERN_ERR
+		      "wdt: cannot register reboot notifier (err=%d)\n", ret);
 		goto outirq;
 	}
 
 #ifdef CONFIG_WDT_501
 	ret = misc_register(&temp_miscdev);
 	if (ret) {
-		printk(KERN_ERR "wdt: cannot register miscdev on minor=%d (err=%d)\n",
-			TEMP_MINOR, ret);
+		printk(KERN_ERR
+			"wdt: cannot register miscdev on minor=%d (err=%d)\n",
+							TEMP_MINOR, ret);
 		goto outrbt;
 	}
 #endif /* CONFIG_WDT_501 */
 
 	ret = misc_register(&wdt_miscdev);
 	if (ret) {
-		printk(KERN_ERR "wdt: cannot register miscdev on minor=%d (err=%d)\n",
-			WATCHDOG_MINOR, ret);
+		printk(KERN_ERR
+			"wdt: cannot register miscdev on minor=%d (err=%d)\n",
+							WATCHDOG_MINOR, ret);
 		goto outmisc;
 	}
 
@@ -636,7 +647,8 @@
 	printk(KERN_INFO "WDT500/501-P driver 0.10 at 0x%04x (Interrupt %d). heartbeat=%d sec (nowayout=%d)\n",
 		io, irq, heartbeat, nowayout);
 #ifdef CONFIG_WDT_501
-	printk(KERN_INFO "wdt: Fan Tachometer is %s\n", (tachometer ? "Enabled" : "Disabled"));
+	printk(KERN_INFO "wdt: Fan Tachometer is %s\n",
+				(tachometer ? "Enabled" : "Disabled"));
 #endif /* CONFIG_WDT_501 */
 
 out:
@@ -651,7 +663,7 @@
 outirq:
 	free_irq(irq, NULL);
 outreg:
-	release_region(io,8);
+	release_region(io, 8);
 	goto out;
 }
 
diff --git a/drivers/watchdog/wdt_pci.c b/drivers/watchdog/wdt_pci.c
index 1355608..5d922fd 100644
--- a/drivers/watchdog/wdt_pci.c
+++ b/drivers/watchdog/wdt_pci.c
@@ -29,9 +29,11 @@
  *		JP Nollmann	:	Added support for PCI wdt501p
  *		Alan Cox	:	Split ISA and PCI cards into two drivers
  *		Jeff Garzik	:	PCI cleanups
- *		Tigran Aivazian	:	Restructured wdtpci_init_one() to handle failures
+ *		Tigran Aivazian	:	Restructured wdtpci_init_one() to handle
+ *					failures
  *		Joel Becker 	:	Added WDIOC_GET/SETTIMEOUT
- *		Zwane Mwaikambo	:	Magic char closing, locking changes, cleanups
+ *		Zwane Mwaikambo	:	Magic char closing, locking changes,
+ *					cleanups
  *		Matt Domsch	:	nowayout module option
  */
 
@@ -42,14 +44,15 @@
 #include <linux/miscdevice.h>
 #include <linux/watchdog.h>
 #include <linux/ioport.h>
+#include <linux/delay.h>
 #include <linux/notifier.h>
 #include <linux/reboot.h>
 #include <linux/init.h>
 #include <linux/fs.h>
 #include <linux/pci.h>
+#include <linux/io.h>
+#include <linux/uaccess.h>
 
-#include <asm/io.h>
-#include <asm/uaccess.h>
 #include <asm/system.h>
 
 #define WDT_IS_PCI
@@ -73,7 +76,7 @@
 /* We can only use 1 card due to the /dev/watchdog restriction */
 static int dev_count;
 
-static struct semaphore open_sem;
+static unsigned long open_lock;
 static DEFINE_SPINLOCK(wdtpci_lock);
 static char expect_close;
 
@@ -86,18 +89,23 @@
 static int heartbeat = WD_TIMO;
 static int wd_heartbeat;
 module_param(heartbeat, int, 0);
-MODULE_PARM_DESC(heartbeat, "Watchdog heartbeat in seconds. (0<heartbeat<65536, default=" __MODULE_STRING(WD_TIMO) ")");
+MODULE_PARM_DESC(heartbeat,
+		"Watchdog heartbeat in seconds. (0<heartbeat<65536, default="
+				__MODULE_STRING(WD_TIMO) ")");
 
 static int nowayout = WATCHDOG_NOWAYOUT;
 module_param(nowayout, int, 0);
-MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+MODULE_PARM_DESC(nowayout,
+		"Watchdog cannot be stopped once started (default="
+				__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
 
 #ifdef CONFIG_WDT_501_PCI
 /* Support for the Fan Tachometer on the PCI-WDT501 */
 static int tachometer;
 
 module_param(tachometer, int, 0);
-MODULE_PARM_DESC(tachometer, "PCI-WDT501 Fan Tachometer support (0=disable, default=0)");
+MODULE_PARM_DESC(tachometer,
+	"PCI-WDT501 Fan Tachometer support (0=disable, default=0)");
 #endif /* CONFIG_WDT_501_PCI */
 
 /*
@@ -106,16 +114,19 @@
 
 static void wdtpci_ctr_mode(int ctr, int mode)
 {
-	ctr<<=6;
-	ctr|=0x30;
-	ctr|=(mode<<1);
-	outb_p(ctr, WDT_CR);
+	ctr <<= 6;
+	ctr |= 0x30;
+	ctr |= (mode << 1);
+	outb(ctr, WDT_CR);
+	udelay(8);
 }
 
 static void wdtpci_ctr_load(int ctr, int val)
 {
-	outb_p(val&0xFF, WDT_COUNT0+ctr);
-	outb_p(val>>8, WDT_COUNT0+ctr);
+	outb(val & 0xFF, WDT_COUNT0 + ctr);
+	udelay(8);
+	outb(val >> 8, WDT_COUNT0 + ctr);
+	udelay(8);
 }
 
 /**
@@ -134,23 +145,35 @@
 	 * "pet" the watchdog, as Access says.
 	 * This resets the clock outputs.
 	 */
-	inb_p(WDT_DC);			/* Disable watchdog */
-	wdtpci_ctr_mode(2,0);		/* Program CTR2 for Mode 0: Pulse on Terminal Count */
-	outb_p(0, WDT_DC);		/* Enable watchdog */
-
-	inb_p(WDT_DC);			/* Disable watchdog */
-	outb_p(0, WDT_CLOCK);		/* 2.0833MHz clock */
-	inb_p(WDT_BUZZER);		/* disable */
-	inb_p(WDT_OPTONOTRST);		/* disable */
-	inb_p(WDT_OPTORST);		/* disable */
-	inb_p(WDT_PROGOUT);		/* disable */
-	wdtpci_ctr_mode(0,3);		/* Program CTR0 for Mode 3: Square Wave Generator */
-	wdtpci_ctr_mode(1,2);		/* Program CTR1 for Mode 2: Rate Generator */
-	wdtpci_ctr_mode(2,1);		/* Program CTR2 for Mode 1: Retriggerable One-Shot */
-	wdtpci_ctr_load(0,20833);	/* count at 100Hz */
-	wdtpci_ctr_load(1,wd_heartbeat);/* Heartbeat */
+	inb(WDT_DC);			/* Disable watchdog */
+	udelay(8);
+	wdtpci_ctr_mode(2, 0);		/* Program CTR2 for Mode 0:
+						Pulse on Terminal Count */
+	outb(0, WDT_DC);		/* Enable watchdog */
+	udelay(8);
+	inb(WDT_DC);			/* Disable watchdog */
+	udelay(8);
+	outb(0, WDT_CLOCK);		/* 2.0833MHz clock */
+	udelay(8);
+	inb(WDT_BUZZER);		/* disable */
+	udelay(8);
+	inb(WDT_OPTONOTRST);		/* disable */
+	udelay(8);
+	inb(WDT_OPTORST);		/* disable */
+	udelay(8);
+	inb(WDT_PROGOUT);		/* disable */
+	udelay(8);
+	wdtpci_ctr_mode(0, 3);		/* Program CTR0 for Mode 3:
+						Square Wave Generator */
+	wdtpci_ctr_mode(1, 2);		/* Program CTR1 for Mode 2:
+						Rate Generator */
+	wdtpci_ctr_mode(2, 1);		/* Program CTR2 for Mode 1:
+						Retriggerable One-Shot */
+	wdtpci_ctr_load(0, 20833);	/* count at 100Hz */
+	wdtpci_ctr_load(1, wd_heartbeat);/* Heartbeat */
 	/* DO NOT LOAD CTR2 on PCI card! -- JPN */
-	outb_p(0, WDT_DC);		/* Enable watchdog */
+	outb(0, WDT_DC);		/* Enable watchdog */
+	udelay(8);
 
 	spin_unlock_irqrestore(&wdtpci_lock, flags);
 	return 0;
@@ -162,14 +185,15 @@
  *	Stop the watchdog driver.
  */
 
-static int wdtpci_stop (void)
+static int wdtpci_stop(void)
 {
 	unsigned long flags;
 
 	/* Turn the card off */
 	spin_lock_irqsave(&wdtpci_lock, flags);
-	inb_p(WDT_DC);			/* Disable watchdog */
-	wdtpci_ctr_load(2,0);		/* 0 length reset pulses now */
+	inb(WDT_DC);			/* Disable watchdog */
+	udelay(8);
+	wdtpci_ctr_load(2, 0);		/* 0 length reset pulses now */
 	spin_unlock_irqrestore(&wdtpci_lock, flags);
 	return 0;
 }
@@ -177,20 +201,23 @@
 /**
  *	wdtpci_ping:
  *
- *	Reload counter one with the watchdog heartbeat. We don't bother reloading
- *	the cascade counter.
+ *	Reload counter one with the watchdog heartbeat. We don't bother
+ *	reloading the cascade counter.
  */
 
 static int wdtpci_ping(void)
 {
 	unsigned long flags;
 
-	/* Write a watchdog value */
 	spin_lock_irqsave(&wdtpci_lock, flags);
-	inb_p(WDT_DC);			/* Disable watchdog */
-	wdtpci_ctr_mode(1,2);		/* Re-Program CTR1 for Mode 2: Rate Generator */
-	wdtpci_ctr_load(1,wd_heartbeat);/* Heartbeat */
-	outb_p(0, WDT_DC);		/* Enable watchdog */
+	/* Write a watchdog value */
+	inb(WDT_DC);			/* Disable watchdog */
+	udelay(8);
+	wdtpci_ctr_mode(1, 2);		/* Re-Program CTR1 for Mode 2:
+							Rate Generator */
+	wdtpci_ctr_load(1, wd_heartbeat);/* Heartbeat */
+	outb(0, WDT_DC);		/* Enable watchdog */
+	udelay(8);
 	spin_unlock_irqrestore(&wdtpci_lock, flags);
 	return 0;
 }
@@ -199,14 +226,14 @@
  *	wdtpci_set_heartbeat:
  *	@t:		the new heartbeat value that needs to be set.
  *
- *	Set a new heartbeat value for the watchdog device. If the heartbeat value is
- *	incorrect we keep the old value and return -EINVAL. If successfull we
- *	return 0.
+ *	Set a new heartbeat value for the watchdog device. If the heartbeat
+ *	value is incorrect we keep the old value and return -EINVAL.
+ *	If successful we return 0.
  */
 static int wdtpci_set_heartbeat(int t)
 {
 	/* Arbitrary, can't find the card's limits */
-	if ((t < 1) || (t > 65535))
+	if (t < 1 || t > 65535)
 		return -EINVAL;
 
 	heartbeat = t;
@@ -227,9 +254,14 @@
 
 static int wdtpci_get_status(int *status)
 {
-	unsigned char new_status=inb_p(WDT_SR);
+	unsigned char new_status;
+	unsigned long flags;
 
-	*status=0;
+	spin_lock_irqsave(&wdtpci_lock, flags);
+	new_status = inb(WDT_SR);
+	spin_unlock_irqrestore(&wdtpci_lock, flags);
+
+	*status = 0;
 	if (new_status & WDC_SR_ISOI0)
 		*status |= WDIOF_EXTERN1;
 	if (new_status & WDC_SR_ISII1)
@@ -259,8 +291,12 @@
 
 static int wdtpci_get_temperature(int *temperature)
 {
-	unsigned short c=inb_p(WDT_RT);
-
+	unsigned short c;
+	unsigned long flags;
+	spin_lock_irqsave(&wdtpci_lock, flags);
+	c = inb(WDT_RT);
+	udelay(8);
+	spin_unlock_irqrestore(&wdtpci_lock, flags);
 	*temperature = (c * 11 / 15) + 7;
 	return 0;
 }
@@ -282,17 +318,25 @@
 	 *	Read the status register see what is up and
 	 *	then printk it.
 	 */
-	unsigned char status=inb_p(WDT_SR);
+	unsigned char status;
+
+	spin_lock(&wdtpci_lock);
+
+	status = inb(WDT_SR);
+	udelay(8);
 
 	printk(KERN_CRIT PFX "status %d\n", status);
 
 #ifdef CONFIG_WDT_501_PCI
-	if (!(status & WDC_SR_TGOOD))
- 		printk(KERN_CRIT PFX "Overheat alarm.(%d)\n",inb_p(WDT_RT));
+	if (!(status & WDC_SR_TGOOD)) {
+		u8 alarm = inb(WDT_RT);
+		printk(KERN_CRIT PFX "Overheat alarm.(%d)\n", alarm);
+		udelay(8);
+	}
 	if (!(status & WDC_SR_PSUOVER))
- 		printk(KERN_CRIT PFX "PSU over voltage.\n");
+		printk(KERN_CRIT PFX "PSU over voltage.\n");
 	if (!(status & WDC_SR_PSUUNDR))
- 		printk(KERN_CRIT PFX "PSU under voltage.\n");
+		printk(KERN_CRIT PFX "PSU under voltage.\n");
 	if (tachometer) {
 		if (!(status & WDC_SR_FANGOOD))
 			printk(KERN_CRIT PFX "Possible fan fault.\n");
@@ -310,6 +354,7 @@
 		printk(KERN_CRIT PFX "Reset in 5ms.\n");
 #endif
 	}
+	spin_unlock(&wdtpci_lock);
 	return IRQ_HANDLED;
 }
 
@@ -325,7 +370,8 @@
  *	write of data will do, as we we don't define content meaning.
  */
 
-static ssize_t wdtpci_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
+static ssize_t wdtpci_write(struct file *file, const char __user *buf,
+					size_t count, loff_t *ppos)
 {
 	if (count) {
 		if (!nowayout) {
@@ -335,7 +381,7 @@
 
 			for (i = 0; i != count; i++) {
 				char c;
-				if(get_user(c, buf+i))
+				if (get_user(c, buf+i))
 					return -EFAULT;
 				if (c == 'V')
 					expect_close = 42;
@@ -343,13 +389,11 @@
 		}
 		wdtpci_ping();
 	}
-
 	return count;
 }
 
 /**
  *	wdtpci_ioctl:
- *	@inode: inode of the device
  *	@file: file handle to the device
  *	@cmd: watchdog command
  *	@arg: argument pointer
@@ -359,8 +403,8 @@
  *	querying capabilities and current status.
  */
 
-static int wdtpci_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
-	unsigned long arg)
+static long wdtpci_ioctl(struct file *file, unsigned int cmd,
+							unsigned long arg)
 {
 	int new_heartbeat;
 	int status;
@@ -383,33 +427,29 @@
 		ident.options |= WDIOF_FANFAULT;
 #endif /* CONFIG_WDT_501_PCI */
 
-	switch(cmd)
-	{
-		default:
-			return -ENOTTY;
-		case WDIOC_GETSUPPORT:
-			return copy_to_user(argp, &ident, sizeof(ident))?-EFAULT:0;
-
-		case WDIOC_GETSTATUS:
-			wdtpci_get_status(&status);
-			return put_user(status, p);
-		case WDIOC_GETBOOTSTATUS:
-			return put_user(0, p);
-		case WDIOC_KEEPALIVE:
-			wdtpci_ping();
-			return 0;
-		case WDIOC_SETTIMEOUT:
-			if (get_user(new_heartbeat, p))
-				return -EFAULT;
-
-			if (wdtpci_set_heartbeat(new_heartbeat))
-				return -EINVAL;
-
-			wdtpci_ping();
-			/* Fall */
-		case WDIOC_GETTIMEOUT:
-			return put_user(heartbeat, p);
-	}
+	switch (cmd) {
+	default:
+		return -ENOTTY;
+	case WDIOC_GETSUPPORT:
+		return copy_to_user(argp, &ident, sizeof(ident)) ? -EFAULT : 0;
+	case WDIOC_GETSTATUS:
+		wdtpci_get_status(&status);
+		return put_user(status, p);
+	case WDIOC_GETBOOTSTATUS:
+		return put_user(0, p);
+	case WDIOC_KEEPALIVE:
+		wdtpci_ping();
+		return 0;
+	case WDIOC_SETTIMEOUT:
+		if (get_user(new_heartbeat, p))
+			return -EFAULT;
+		if (wdtpci_set_heartbeat(new_heartbeat))
+			return -EINVAL;
+		wdtpci_ping();
+		/* Fall */
+	case WDIOC_GETTIMEOUT:
+		return put_user(heartbeat, p);
+		}
 }
 
 /**
@@ -426,12 +466,11 @@
 
 static int wdtpci_open(struct inode *inode, struct file *file)
 {
-	if (down_trylock(&open_sem))
+	if (test_and_set_bit(0, &open_lock))
 		return -EBUSY;
 
-	if (nowayout) {
+	if (nowayout)
 		__module_get(THIS_MODULE);
-	}
 	/*
 	 *	Activate
 	 */
@@ -460,7 +499,7 @@
 		wdtpci_ping();
 	}
 	expect_close = 0;
-	up(&open_sem);
+	clear_bit(0, &open_lock);
 	return 0;
 }
 
@@ -476,14 +515,15 @@
  *	fahrenheit. It was designed by an imperial measurement luddite.
  */
 
-static ssize_t wdtpci_temp_read(struct file *file, char __user *buf, size_t count, loff_t *ptr)
+static ssize_t wdtpci_temp_read(struct file *file, char __user *buf,
+						size_t count, loff_t *ptr)
 {
 	int temperature;
 
 	if (wdtpci_get_temperature(&temperature))
 		return -EFAULT;
 
-	if (copy_to_user (buf, &temperature, 1))
+	if (copy_to_user(buf, &temperature, 1))
 		return -EFAULT;
 
 	return 1;
@@ -529,12 +569,10 @@
  */
 
 static int wdtpci_notify_sys(struct notifier_block *this, unsigned long code,
-	void *unused)
+							void *unused)
 {
-	if (code==SYS_DOWN || code==SYS_HALT) {
-		/* Turn the card off */
+	if (code == SYS_DOWN || code == SYS_HALT)
 		wdtpci_stop();
-	}
 	return NOTIFY_DONE;
 }
 
@@ -547,7 +585,7 @@
 	.owner		= THIS_MODULE,
 	.llseek		= no_llseek,
 	.write		= wdtpci_write,
-	.ioctl		= wdtpci_ioctl,
+	.unlocked_ioctl	= wdtpci_ioctl,
 	.open		= wdtpci_open,
 	.release	= wdtpci_release,
 };
@@ -584,80 +622,85 @@
 };
 
 
-static int __devinit wdtpci_init_one (struct pci_dev *dev,
-				   const struct pci_device_id *ent)
+static int __devinit wdtpci_init_one(struct pci_dev *dev,
+					const struct pci_device_id *ent)
 {
 	int ret = -EIO;
 
 	dev_count++;
 	if (dev_count > 1) {
-		printk (KERN_ERR PFX "this driver only supports 1 device\n");
+		printk(KERN_ERR PFX "This driver only supports one device\n");
 		return -ENODEV;
 	}
 
-	if (pci_enable_device (dev)) {
-		printk (KERN_ERR PFX "Not possible to enable PCI Device\n");
+	if (pci_enable_device(dev)) {
+		printk(KERN_ERR PFX "Not possible to enable PCI Device\n");
 		return -ENODEV;
 	}
 
-	if (pci_resource_start (dev, 2) == 0x0000) {
-		printk (KERN_ERR PFX "No I/O-Address for card detected\n");
+	if (pci_resource_start(dev, 2) == 0x0000) {
+		printk(KERN_ERR PFX "No I/O-Address for card detected\n");
 		ret = -ENODEV;
 		goto out_pci;
 	}
 
-	sema_init(&open_sem, 1);
-
 	irq = dev->irq;
-	io = pci_resource_start (dev, 2);
+	io = pci_resource_start(dev, 2);
 
-	if (request_region (io, 16, "wdt_pci") == NULL) {
-		printk (KERN_ERR PFX "I/O address 0x%04x already in use\n", io);
+	if (request_region(io, 16, "wdt_pci") == NULL) {
+		printk(KERN_ERR PFX "I/O address 0x%04x already in use\n", io);
 		goto out_pci;
 	}
 
-	if (request_irq (irq, wdtpci_interrupt, IRQF_DISABLED | IRQF_SHARED,
+	if (request_irq(irq, wdtpci_interrupt, IRQF_DISABLED | IRQF_SHARED,
 			 "wdt_pci", &wdtpci_miscdev)) {
-		printk (KERN_ERR PFX "IRQ %d is not free\n", irq);
+		printk(KERN_ERR PFX "IRQ %d is not free\n", irq);
 		goto out_reg;
 	}
 
-	printk ("PCI-WDT500/501 (PCI-WDG-CSM) driver 0.10 at 0x%04x (Interrupt %d)\n",
-		io, irq);
+	printk(KERN_INFO
+	 "PCI-WDT500/501 (PCI-WDG-CSM) driver 0.10 at 0x%04x (Interrupt %d)\n",
+								io, irq);
 
-	/* Check that the heartbeat value is within it's range ; if not reset to the default */
+	/* Check that the heartbeat value is within its range;
+	   if not reset to the default */
 	if (wdtpci_set_heartbeat(heartbeat)) {
 		wdtpci_set_heartbeat(WD_TIMO);
-		printk(KERN_INFO PFX "heartbeat value must be 0<heartbeat<65536, using %d\n",
-			WD_TIMO);
+		printk(KERN_INFO PFX
+		  "heartbeat value must be 0 < heartbeat < 65536, using %d\n",
+								WD_TIMO);
 	}
 
-	ret = register_reboot_notifier (&wdtpci_notifier);
+	ret = register_reboot_notifier(&wdtpci_notifier);
 	if (ret) {
-		printk (KERN_ERR PFX "cannot register reboot notifier (err=%d)\n", ret);
+		printk(KERN_ERR PFX
+			"cannot register reboot notifier (err=%d)\n", ret);
 		goto out_irq;
 	}
 
 #ifdef CONFIG_WDT_501_PCI
-	ret = misc_register (&temp_miscdev);
+	ret = misc_register(&temp_miscdev);
 	if (ret) {
-		printk (KERN_ERR PFX "cannot register miscdev on minor=%d (err=%d)\n",
-			TEMP_MINOR, ret);
+		printk(KERN_ERR PFX
+			"cannot register miscdev on minor=%d (err=%d)\n",
+					TEMP_MINOR, ret);
 		goto out_rbt;
 	}
 #endif /* CONFIG_WDT_501_PCI */
 
-	ret = misc_register (&wdtpci_miscdev);
+	ret = misc_register(&wdtpci_miscdev);
 	if (ret) {
-		printk (KERN_ERR PFX "cannot register miscdev on minor=%d (err=%d)\n",
-			WATCHDOG_MINOR, ret);
+		printk(KERN_ERR PFX
+			"cannot register miscdev on minor=%d (err=%d)\n",
+						WATCHDOG_MINOR, ret);
 		goto out_misc;
 	}
 
 	printk(KERN_INFO PFX "initialized. heartbeat=%d sec (nowayout=%d)\n",
 		heartbeat, nowayout);
 #ifdef CONFIG_WDT_501_PCI
-	printk(KERN_INFO "wdt: Fan Tachometer is %s\n", (tachometer ? "Enabled" : "Disabled"));
+	printk(KERN_INFO "wdt: Fan Tachometer is %s\n",
+				(tachometer ? "Enabled" : "Disabled"));
 #endif /* CONFIG_WDT_501_PCI */
 
 	ret = 0;
@@ -673,14 +716,14 @@
 out_irq:
 	free_irq(irq, &wdtpci_miscdev);
 out_reg:
-	release_region (io, 16);
+	release_region(io, 16);
 out_pci:
 	pci_disable_device(dev);
 	goto out;
 }
 
 
-static void __devexit wdtpci_remove_one (struct pci_dev *pdev)
+static void __devexit wdtpci_remove_one(struct pci_dev *pdev)
 {
 	/* here we assume only one device will ever have
 	 * been picked up and registered by probe function */
@@ -728,7 +771,7 @@
 
 static void __exit wdtpci_cleanup(void)
 {
-	pci_unregister_driver (&wdtpci_driver);
+	pci_unregister_driver(&wdtpci_driver);
 }
 
 
@@ -742,7 +785,7 @@
 
 static int __init wdtpci_init(void)
 {
-	return pci_register_driver (&wdtpci_driver);
+	return pci_register_driver(&wdtpci_driver);
 }
 
 
diff --git a/firmware/ihex2fw.c b/firmware/ihex2fw.c
index 660b191..8f7fdaa 100644
--- a/firmware/ihex2fw.c
+++ b/firmware/ihex2fw.c
@@ -250,19 +250,19 @@
 
 static int output_records(int outfd)
 {
-	unsigned char zeroes[5] = {0, 0, 0, 0, 0};
+	unsigned char zeroes[6] = {0, 0, 0, 0, 0, 0};
 	struct ihex_binrec *p = records;
 
 	while (p) {
 		uint16_t writelen = (p->len + 9) & ~3;
 
 		p->addr = htonl(p->addr);
-		p->len = htonl(p->len);
+		p->len = htons(p->len);
 		write(outfd, &p->addr, writelen);
 		p = p->next;
 	}
 	/* EOF record is zero length, since we don't bother to represent
 	   the type field in the binary version */
-	write(outfd, zeroes, 5);
+	write(outfd, zeroes, 6);
 	return 0;
 }
diff --git a/fs/ext4/acl.c b/fs/ext4/acl.c
index c7d04e1..694ed6f 100644
--- a/fs/ext4/acl.c
+++ b/fs/ext4/acl.c
@@ -40,34 +40,35 @@
 	acl = posix_acl_alloc(count, GFP_NOFS);
 	if (!acl)
 		return ERR_PTR(-ENOMEM);
-	for (n=0; n < count; n++) {
+	for (n = 0; n < count; n++) {
 		ext4_acl_entry *entry =
 			(ext4_acl_entry *)value;
 		if ((char *)value + sizeof(ext4_acl_entry_short) > end)
 			goto fail;
 		acl->a_entries[n].e_tag  = le16_to_cpu(entry->e_tag);
 		acl->a_entries[n].e_perm = le16_to_cpu(entry->e_perm);
-		switch(acl->a_entries[n].e_tag) {
-			case ACL_USER_OBJ:
-			case ACL_GROUP_OBJ:
-			case ACL_MASK:
-			case ACL_OTHER:
-				value = (char *)value +
-					sizeof(ext4_acl_entry_short);
-				acl->a_entries[n].e_id = ACL_UNDEFINED_ID;
-				break;
 
-			case ACL_USER:
-			case ACL_GROUP:
-				value = (char *)value + sizeof(ext4_acl_entry);
-				if ((char *)value > end)
-					goto fail;
-				acl->a_entries[n].e_id =
-					le32_to_cpu(entry->e_id);
-				break;
+		switch (acl->a_entries[n].e_tag) {
+		case ACL_USER_OBJ:
+		case ACL_GROUP_OBJ:
+		case ACL_MASK:
+		case ACL_OTHER:
+			value = (char *)value +
+				sizeof(ext4_acl_entry_short);
+			acl->a_entries[n].e_id = ACL_UNDEFINED_ID;
+			break;
 
-			default:
+		case ACL_USER:
+		case ACL_GROUP:
+			value = (char *)value + sizeof(ext4_acl_entry);
+			if ((char *)value > end)
 				goto fail;
+			acl->a_entries[n].e_id =
+				le32_to_cpu(entry->e_id);
+			break;
+
+		default:
+			goto fail;
 		}
 	}
 	if (value != end)
@@ -96,27 +97,26 @@
 		return ERR_PTR(-ENOMEM);
 	ext_acl->a_version = cpu_to_le32(EXT4_ACL_VERSION);
 	e = (char *)ext_acl + sizeof(ext4_acl_header);
-	for (n=0; n < acl->a_count; n++) {
+	for (n = 0; n < acl->a_count; n++) {
 		ext4_acl_entry *entry = (ext4_acl_entry *)e;
 		entry->e_tag  = cpu_to_le16(acl->a_entries[n].e_tag);
 		entry->e_perm = cpu_to_le16(acl->a_entries[n].e_perm);
-		switch(acl->a_entries[n].e_tag) {
-			case ACL_USER:
-			case ACL_GROUP:
-				entry->e_id =
-					cpu_to_le32(acl->a_entries[n].e_id);
-				e += sizeof(ext4_acl_entry);
-				break;
+		switch (acl->a_entries[n].e_tag) {
+		case ACL_USER:
+		case ACL_GROUP:
+			entry->e_id = cpu_to_le32(acl->a_entries[n].e_id);
+			e += sizeof(ext4_acl_entry);
+			break;
 
-			case ACL_USER_OBJ:
-			case ACL_GROUP_OBJ:
-			case ACL_MASK:
-			case ACL_OTHER:
-				e += sizeof(ext4_acl_entry_short);
-				break;
+		case ACL_USER_OBJ:
+		case ACL_GROUP_OBJ:
+		case ACL_MASK:
+		case ACL_OTHER:
+			e += sizeof(ext4_acl_entry_short);
+			break;
 
-			default:
-				goto fail;
+		default:
+			goto fail;
 		}
 	}
 	return (char *)ext_acl;
@@ -167,23 +167,23 @@
 	if (!test_opt(inode->i_sb, POSIX_ACL))
 		return NULL;
 
-	switch(type) {
-		case ACL_TYPE_ACCESS:
-			acl = ext4_iget_acl(inode, &ei->i_acl);
-			if (acl != EXT4_ACL_NOT_CACHED)
-				return acl;
-			name_index = EXT4_XATTR_INDEX_POSIX_ACL_ACCESS;
-			break;
+	switch (type) {
+	case ACL_TYPE_ACCESS:
+		acl = ext4_iget_acl(inode, &ei->i_acl);
+		if (acl != EXT4_ACL_NOT_CACHED)
+			return acl;
+		name_index = EXT4_XATTR_INDEX_POSIX_ACL_ACCESS;
+		break;
 
-		case ACL_TYPE_DEFAULT:
-			acl = ext4_iget_acl(inode, &ei->i_default_acl);
-			if (acl != EXT4_ACL_NOT_CACHED)
-				return acl;
-			name_index = EXT4_XATTR_INDEX_POSIX_ACL_DEFAULT;
-			break;
+	case ACL_TYPE_DEFAULT:
+		acl = ext4_iget_acl(inode, &ei->i_default_acl);
+		if (acl != EXT4_ACL_NOT_CACHED)
+			return acl;
+		name_index = EXT4_XATTR_INDEX_POSIX_ACL_DEFAULT;
+		break;
 
-		default:
-			return ERR_PTR(-EINVAL);
+	default:
+		return ERR_PTR(-EINVAL);
 	}
 	retval = ext4_xattr_get(inode, name_index, "", NULL, 0);
 	if (retval > 0) {
@@ -201,14 +201,14 @@
 	kfree(value);
 
 	if (!IS_ERR(acl)) {
-		switch(type) {
-			case ACL_TYPE_ACCESS:
-				ext4_iset_acl(inode, &ei->i_acl, acl);
-				break;
+		switch (type) {
+		case ACL_TYPE_ACCESS:
+			ext4_iset_acl(inode, &ei->i_acl, acl);
+			break;
 
-			case ACL_TYPE_DEFAULT:
-				ext4_iset_acl(inode, &ei->i_default_acl, acl);
-				break;
+		case ACL_TYPE_DEFAULT:
+			ext4_iset_acl(inode, &ei->i_default_acl, acl);
+			break;
 		}
 	}
 	return acl;
@@ -232,31 +232,31 @@
 	if (S_ISLNK(inode->i_mode))
 		return -EOPNOTSUPP;
 
-	switch(type) {
-		case ACL_TYPE_ACCESS:
-			name_index = EXT4_XATTR_INDEX_POSIX_ACL_ACCESS;
-			if (acl) {
-				mode_t mode = inode->i_mode;
-				error = posix_acl_equiv_mode(acl, &mode);
-				if (error < 0)
-					return error;
-				else {
-					inode->i_mode = mode;
-					ext4_mark_inode_dirty(handle, inode);
-					if (error == 0)
-						acl = NULL;
-				}
+	switch (type) {
+	case ACL_TYPE_ACCESS:
+		name_index = EXT4_XATTR_INDEX_POSIX_ACL_ACCESS;
+		if (acl) {
+			mode_t mode = inode->i_mode;
+			error = posix_acl_equiv_mode(acl, &mode);
+			if (error < 0)
+				return error;
+			else {
+				inode->i_mode = mode;
+				ext4_mark_inode_dirty(handle, inode);
+				if (error == 0)
+					acl = NULL;
 			}
-			break;
+		}
+		break;
 
-		case ACL_TYPE_DEFAULT:
-			name_index = EXT4_XATTR_INDEX_POSIX_ACL_DEFAULT;
-			if (!S_ISDIR(inode->i_mode))
-				return acl ? -EACCES : 0;
-			break;
+	case ACL_TYPE_DEFAULT:
+		name_index = EXT4_XATTR_INDEX_POSIX_ACL_DEFAULT;
+		if (!S_ISDIR(inode->i_mode))
+			return acl ? -EACCES : 0;
+		break;
 
-		default:
-			return -EINVAL;
+	default:
+		return -EINVAL;
 	}
 	if (acl) {
 		value = ext4_acl_to_disk(acl, &size);
@@ -269,14 +269,14 @@
 
 	kfree(value);
 	if (!error) {
-		switch(type) {
-			case ACL_TYPE_ACCESS:
-				ext4_iset_acl(inode, &ei->i_acl, acl);
-				break;
+		switch (type) {
+		case ACL_TYPE_ACCESS:
+			ext4_iset_acl(inode, &ei->i_acl, acl);
+			break;
 
-			case ACL_TYPE_DEFAULT:
-				ext4_iset_acl(inode, &ei->i_default_acl, acl);
-				break;
+		case ACL_TYPE_DEFAULT:
+			ext4_iset_acl(inode, &ei->i_default_acl, acl);
+			break;
 		}
 	}
 	return error;
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index 495ab21..1ae5004 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -314,25 +314,28 @@
 	if (unlikely(!bh)) {
 		ext4_error(sb, __func__,
 			    "Cannot read block bitmap - "
-			    "block_group = %d, block_bitmap = %llu",
-			    (int)block_group, (unsigned long long)bitmap_blk);
+			    "block_group = %lu, block_bitmap = %llu",
+			    block_group, bitmap_blk);
 		return NULL;
 	}
 	if (bh_uptodate_or_lock(bh))
 		return bh;
 
+	spin_lock(sb_bgl_lock(EXT4_SB(sb), block_group));
 	if (desc->bg_flags & cpu_to_le16(EXT4_BG_BLOCK_UNINIT)) {
 		ext4_init_block_bitmap(sb, bh, block_group, desc);
 		set_buffer_uptodate(bh);
 		unlock_buffer(bh);
+		spin_unlock(sb_bgl_lock(EXT4_SB(sb), block_group));
 		return bh;
 	}
+	spin_unlock(sb_bgl_lock(EXT4_SB(sb), block_group));
 	if (bh_submit_read(bh) < 0) {
 		put_bh(bh);
 		ext4_error(sb, __func__,
 			    "Cannot read block bitmap - "
-			    "block_group = %d, block_bitmap = %llu",
-			    (int)block_group, (unsigned long long)bitmap_blk);
+			    "block_group = %lu, block_bitmap = %llu",
+			    block_group, bitmap_blk);
 		return NULL;
 	}
 	ext4_valid_block_bitmap(sb, desc, block_group, bh);
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 303e41c..6c7924d 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -1044,7 +1044,6 @@
 
 
 /* inode.c */
-void ext4_da_release_space(struct inode *inode, int used, int to_free);
 int ext4_forget(handle_t *handle, int is_metadata, struct inode *inode,
 		struct buffer_head *bh, ext4_fsblk_t blocknr);
 struct buffer_head *ext4_getblk(handle_t *, struct inode *,
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 42c4c0c..612c3d2 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -99,7 +99,7 @@
 	if (handle->h_buffer_credits > needed)
 		return 0;
 	err = ext4_journal_extend(handle, needed);
-	if (err)
+	if (err <= 0)
 		return err;
 	return ext4_journal_restart(handle, needed);
 }
@@ -1441,7 +1441,7 @@
 
 	/*
 	 * get the next allocated block if the extent in the path
-	 * is before the requested block(s) 
+	 * is before the requested block(s)
 	 */
 	if (b2 < b1) {
 		b2 = ext4_ext_next_allocated_block(path);
@@ -1910,9 +1910,13 @@
 			BUG_ON(b != ex_ee_block + ex_ee_len - 1);
 		}
 
-		/* at present, extent can't cross block group: */
-		/* leaf + bitmap + group desc + sb + inode */
-		credits = 5;
+		/*
+		 * 3 for leaf, sb, and inode plus 2 (bmap and group
+		 * descriptor) for each block group; assume two block
+		 * groups plus ex_ee_len/blocks_per_block_group for
+		 * the worst case
+		 */
+		credits = 7 + 2*(ex_ee_len/EXT4_BLOCKS_PER_GROUP(inode->i_sb));
 		if (ex == EXT_FIRST_EXTENT(eh)) {
 			correct_index = 1;
 			credits += (ext_depth(inode)) + 1;
@@ -2323,7 +2327,10 @@
 		unsigned int newdepth;
 		/* If extent has less than EXT4_EXT_ZERO_LEN zerout directly */
 		if (allocated <= EXT4_EXT_ZERO_LEN) {
-			/* Mark first half uninitialized.
+			/*
+			 * iblock == ee_block is handled by the zerouout
+			 * at the beginning.
+			 * Mark first half uninitialized.
 			 * Mark second half initialized and zero out the
 			 * initialized extent
 			 */
@@ -2346,7 +2353,7 @@
 				ex->ee_len   = orig_ex.ee_len;
 				ext4_ext_store_pblock(ex, ext_pblock(&orig_ex));
 				ext4_ext_dirty(handle, inode, path + depth);
-				/* zeroed the full extent */
+				/* blocks available from iblock */
 				return allocated;
 
 			} else if (err)
@@ -2374,6 +2381,7 @@
 					err = PTR_ERR(path);
 					return err;
 				}
+				/* get the second half extent details */
 				ex = path[depth].p_ext;
 				err = ext4_ext_get_access(handle, inode,
 								path + depth);
@@ -2403,6 +2411,7 @@
 			ext4_ext_store_pblock(ex, ext_pblock(&orig_ex));
 			ext4_ext_dirty(handle, inode, path + depth);
 			/* zeroed the full extent */
+			/* blocks available from iblock */
 			return allocated;
 
 		} else if (err)
@@ -2418,23 +2427,22 @@
 		 */
 		orig_ex.ee_len = cpu_to_le16(ee_len -
 						ext4_ext_get_actual_len(ex3));
-		if (newdepth != depth) {
-			depth = newdepth;
-			ext4_ext_drop_refs(path);
-			path = ext4_ext_find_extent(inode, iblock, path);
-			if (IS_ERR(path)) {
-				err = PTR_ERR(path);
-				goto out;
-			}
-			eh = path[depth].p_hdr;
-			ex = path[depth].p_ext;
-			if (ex2 != &newex)
-				ex2 = ex;
-
-			err = ext4_ext_get_access(handle, inode, path + depth);
-			if (err)
-				goto out;
+		depth = newdepth;
+		ext4_ext_drop_refs(path);
+		path = ext4_ext_find_extent(inode, iblock, path);
+		if (IS_ERR(path)) {
+			err = PTR_ERR(path);
+			goto out;
 		}
+		eh = path[depth].p_hdr;
+		ex = path[depth].p_ext;
+		if (ex2 != &newex)
+			ex2 = ex;
+
+		err = ext4_ext_get_access(handle, inode, path + depth);
+		if (err)
+			goto out;
+
 		allocated = max_blocks;
 
 		/* If extent has less than EXT4_EXT_ZERO_LEN and we are trying
@@ -2452,6 +2460,7 @@
 			ext4_ext_store_pblock(ex, ext_pblock(&orig_ex));
 			ext4_ext_dirty(handle, inode, path + depth);
 			/* zero out the first half */
+			/* blocks available from iblock */
 			return allocated;
 		}
 	}
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index a92eb30..655e760 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -97,34 +97,44 @@
  * Return buffer_head of bitmap on success or NULL.
  */
 static struct buffer_head *
-read_inode_bitmap(struct super_block *sb, ext4_group_t block_group)
+ext4_read_inode_bitmap(struct super_block *sb, ext4_group_t block_group)
 {
 	struct ext4_group_desc *desc;
 	struct buffer_head *bh = NULL;
+	ext4_fsblk_t bitmap_blk;
 
 	desc = ext4_get_group_desc(sb, block_group, NULL);
 	if (!desc)
-		goto error_out;
-	if (desc->bg_flags & cpu_to_le16(EXT4_BG_INODE_UNINIT)) {
-		bh = sb_getblk(sb, ext4_inode_bitmap(sb, desc));
-		if (!buffer_uptodate(bh)) {
-			lock_buffer(bh);
-			if (!buffer_uptodate(bh)) {
-				ext4_init_inode_bitmap(sb, bh, block_group,
-						       desc);
-				set_buffer_uptodate(bh);
-			}
-			unlock_buffer(bh);
-		}
-	} else {
-		bh = sb_bread(sb, ext4_inode_bitmap(sb, desc));
-	}
-	if (!bh)
-		ext4_error(sb, "read_inode_bitmap",
+		return NULL;
+	bitmap_blk = ext4_inode_bitmap(sb, desc);
+	bh = sb_getblk(sb, bitmap_blk);
+	if (unlikely(!bh)) {
+		ext4_error(sb, __func__,
 			    "Cannot read inode bitmap - "
 			    "block_group = %lu, inode_bitmap = %llu",
-			    block_group, ext4_inode_bitmap(sb, desc));
-error_out:
+			    block_group, bitmap_blk);
+		return NULL;
+	}
+	if (bh_uptodate_or_lock(bh))
+		return bh;
+
+	spin_lock(sb_bgl_lock(EXT4_SB(sb), block_group));
+	if (desc->bg_flags & cpu_to_le16(EXT4_BG_INODE_UNINIT)) {
+		ext4_init_inode_bitmap(sb, bh, block_group, desc);
+		set_buffer_uptodate(bh);
+		unlock_buffer(bh);
+		spin_unlock(sb_bgl_lock(EXT4_SB(sb), block_group));
+		return bh;
+	}
+	spin_unlock(sb_bgl_lock(EXT4_SB(sb), block_group));
+	if (bh_submit_read(bh) < 0) {
+		put_bh(bh);
+		ext4_error(sb, __func__,
+			    "Cannot read inode bitmap - "
+			    "block_group = %lu, inode_bitmap = %llu",
+			    block_group, bitmap_blk);
+		return NULL;
+	}
 	return bh;
 }
 
@@ -200,7 +210,7 @@
 	}
 	block_group = (ino - 1) / EXT4_INODES_PER_GROUP(sb);
 	bit = (ino - 1) % EXT4_INODES_PER_GROUP(sb);
-	bitmap_bh = read_inode_bitmap(sb, block_group);
+	bitmap_bh = ext4_read_inode_bitmap(sb, block_group);
 	if (!bitmap_bh)
 		goto error_return;
 
@@ -623,7 +633,7 @@
 			goto fail;
 
 		brelse(bitmap_bh);
-		bitmap_bh = read_inode_bitmap(sb, group);
+		bitmap_bh = ext4_read_inode_bitmap(sb, group);
 		if (!bitmap_bh)
 			goto fail;
 
@@ -728,7 +738,7 @@
 
 			/* When marking the block group with
 			 * ~EXT4_BG_INODE_UNINIT we don't want to depend
-			 * on the value of bg_itable_unsed even though
+			 * on the value of bg_itable_unused even though
 			 * mke2fs could have initialized the same for us.
 			 * Instead we calculated the value below
 			 */
@@ -891,7 +901,7 @@
 
 	block_group = (ino - 1) / EXT4_INODES_PER_GROUP(sb);
 	bit = (ino - 1) % EXT4_INODES_PER_GROUP(sb);
-	bitmap_bh = read_inode_bitmap(sb, block_group);
+	bitmap_bh = ext4_read_inode_bitmap(sb, block_group);
 	if (!bitmap_bh) {
 		ext4_warning(sb, __func__,
 			     "inode bitmap error for orphan %lu", ino);
@@ -969,7 +979,7 @@
 			continue;
 		desc_count += le16_to_cpu(gdp->bg_free_inodes_count);
 		brelse(bitmap_bh);
-		bitmap_bh = read_inode_bitmap(sb, i);
+		bitmap_bh = ext4_read_inode_bitmap(sb, i);
 		if (!bitmap_bh)
 			continue;
 
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 9843b04..59fbbe8 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -191,6 +191,7 @@
 void ext4_delete_inode (struct inode * inode)
 {
 	handle_t *handle;
+	int err;
 
 	if (ext4_should_order_data(inode))
 		ext4_begin_ordered_truncate(inode, 0);
@@ -199,8 +200,9 @@
 	if (is_bad_inode(inode))
 		goto no_delete;
 
-	handle = start_transaction(inode);
+	handle = ext4_journal_start(inode, blocks_for_truncate(inode)+3);
 	if (IS_ERR(handle)) {
+		ext4_std_error(inode->i_sb, PTR_ERR(handle));
 		/*
 		 * If we're going to skip the normal cleanup, we still need to
 		 * make sure that the in-core orphan linked list is properly
@@ -213,8 +215,34 @@
 	if (IS_SYNC(inode))
 		handle->h_sync = 1;
 	inode->i_size = 0;
+	err = ext4_mark_inode_dirty(handle, inode);
+	if (err) {
+		ext4_warning(inode->i_sb, __func__,
+			     "couldn't mark inode dirty (err %d)", err);
+		goto stop_handle;
+	}
 	if (inode->i_blocks)
 		ext4_truncate(inode);
+
+	/*
+	 * ext4_ext_truncate() doesn't reserve any slop when it
+	 * restarts journal transactions; therefore there may not be
+	 * enough credits left in the handle to remove the inode from
+	 * the orphan list and set the dtime field.
+	 */
+	if (handle->h_buffer_credits < 3) {
+		err = ext4_journal_extend(handle, 3);
+		if (err > 0)
+			err = ext4_journal_restart(handle, 3);
+		if (err != 0) {
+			ext4_warning(inode->i_sb, __func__,
+				     "couldn't extend journal (err %d)", err);
+		stop_handle:
+			ext4_journal_stop(handle);
+			goto no_delete;
+		}
+	}
+
 	/*
 	 * Kill off the orphan record which ext4_truncate created.
 	 * AKPM: I think this can be inside the above `if'.
@@ -952,6 +980,67 @@
 	return err;
 }
 
+/*
+ * Calculate the number of metadata blocks need to reserve
+ * to allocate @blocks for non extent file based file
+ */
+static int ext4_indirect_calc_metadata_amount(struct inode *inode, int blocks)
+{
+	int icap = EXT4_ADDR_PER_BLOCK(inode->i_sb);
+	int ind_blks, dind_blks, tind_blks;
+
+	/* number of new indirect blocks needed */
+	ind_blks = (blocks + icap - 1) / icap;
+
+	dind_blks = (ind_blks + icap - 1) / icap;
+
+	tind_blks = 1;
+
+	return ind_blks + dind_blks + tind_blks;
+}
+
+/*
+ * Calculate the number of metadata blocks need to reserve
+ * to allocate given number of blocks
+ */
+static int ext4_calc_metadata_amount(struct inode *inode, int blocks)
+{
+	if (EXT4_I(inode)->i_flags & EXT4_EXTENTS_FL)
+		return ext4_ext_calc_metadata_amount(inode, blocks);
+
+	return ext4_indirect_calc_metadata_amount(inode, blocks);
+}
+
+static void ext4_da_update_reserve_space(struct inode *inode, int used)
+{
+	struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb);
+	int total, mdb, mdb_free;
+
+	spin_lock(&EXT4_I(inode)->i_block_reservation_lock);
+	/* recalculate the number of metablocks still need to be reserved */
+	total = EXT4_I(inode)->i_reserved_data_blocks - used;
+	mdb = ext4_calc_metadata_amount(inode, total);
+
+	/* figure out how many metablocks to release */
+	BUG_ON(mdb > EXT4_I(inode)->i_reserved_meta_blocks);
+	mdb_free = EXT4_I(inode)->i_reserved_meta_blocks - mdb;
+
+	/* Account for allocated meta_blocks */
+	mdb_free -= EXT4_I(inode)->i_allocated_meta_blocks;
+
+	/* update fs free blocks counter for truncate case */
+	percpu_counter_add(&sbi->s_freeblocks_counter, mdb_free);
+
+	/* update per-inode reservations */
+	BUG_ON(used  > EXT4_I(inode)->i_reserved_data_blocks);
+	EXT4_I(inode)->i_reserved_data_blocks -= used;
+
+	BUG_ON(mdb > EXT4_I(inode)->i_reserved_meta_blocks);
+	EXT4_I(inode)->i_reserved_meta_blocks = mdb;
+	EXT4_I(inode)->i_allocated_meta_blocks = 0;
+	spin_unlock(&EXT4_I(inode)->i_block_reservation_lock);
+}
+
 /* Maximum number of blocks we map for direct IO at once. */
 #define DIO_MAX_BLOCKS 4096
 /*
@@ -965,10 +1054,9 @@
 
 
 /*
+ * The ext4_get_blocks_wrap() function try to look up the requested blocks,
+ * and returns if the blocks are already mapped.
  *
- *
- * ext4_ext4 get_block() wrapper function
- * It will do a look up first, and returns if the blocks already mapped.
  * Otherwise it takes the write lock of the i_data_sem and allocate blocks
  * and store the allocated blocks in the result buffer head and mark it
  * mapped.
@@ -1069,7 +1157,7 @@
 		 * which were deferred till now
 		 */
 		if ((retval > 0) && buffer_delay(bh))
-			ext4_da_release_space(inode, retval, 0);
+			ext4_da_update_reserve_space(inode, retval);
 	}
 
 	up_write((&EXT4_I(inode)->i_data_sem));
@@ -1336,12 +1424,8 @@
 {
 	handle_t *handle = ext4_journal_current_handle();
 	struct inode *inode = mapping->host;
-	unsigned from, to;
 	int ret = 0, ret2;
 
-	from = pos & (PAGE_CACHE_SIZE - 1);
-	to = from + len;
-
 	ret = ext4_jbd2_file_inode(handle, inode);
 
 	if (ret == 0) {
@@ -1437,36 +1521,6 @@
 
 	return ret ? ret : copied;
 }
-/*
- * Calculate the number of metadata blocks need to reserve
- * to allocate @blocks for non extent file based file
- */
-static int ext4_indirect_calc_metadata_amount(struct inode *inode, int blocks)
-{
-	int icap = EXT4_ADDR_PER_BLOCK(inode->i_sb);
-	int ind_blks, dind_blks, tind_blks;
-
-	/* number of new indirect blocks needed */
-	ind_blks = (blocks + icap - 1) / icap;
-
-	dind_blks = (ind_blks + icap - 1) / icap;
-
-	tind_blks = 1;
-
-	return ind_blks + dind_blks + tind_blks;
-}
-
-/*
- * Calculate the number of metadata blocks need to reserve
- * to allocate given number of blocks
- */
-static int ext4_calc_metadata_amount(struct inode *inode, int blocks)
-{
-	if (EXT4_I(inode)->i_flags & EXT4_EXTENTS_FL)
-		return ext4_ext_calc_metadata_amount(inode, blocks);
-
-	return ext4_indirect_calc_metadata_amount(inode, blocks);
-}
 
 static int ext4_da_reserve_space(struct inode *inode, int nrblocks)
 {
@@ -1490,7 +1544,6 @@
 		spin_unlock(&EXT4_I(inode)->i_block_reservation_lock);
 		return -ENOSPC;
 	}
-
 	/* reduce fs free blocks counter */
 	percpu_counter_sub(&sbi->s_freeblocks_counter, total);
 
@@ -1501,35 +1554,31 @@
 	return 0;       /* success */
 }
 
-void ext4_da_release_space(struct inode *inode, int used, int to_free)
+static void ext4_da_release_space(struct inode *inode, int to_free)
 {
 	struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb);
 	int total, mdb, mdb_free, release;
 
 	spin_lock(&EXT4_I(inode)->i_block_reservation_lock);
 	/* recalculate the number of metablocks still need to be reserved */
-	total = EXT4_I(inode)->i_reserved_data_blocks - used - to_free;
+	total = EXT4_I(inode)->i_reserved_data_blocks - to_free;
 	mdb = ext4_calc_metadata_amount(inode, total);
 
 	/* figure out how many metablocks to release */
 	BUG_ON(mdb > EXT4_I(inode)->i_reserved_meta_blocks);
 	mdb_free = EXT4_I(inode)->i_reserved_meta_blocks - mdb;
 
-	/* Account for allocated meta_blocks */
-	mdb_free -= EXT4_I(inode)->i_allocated_meta_blocks;
-
 	release = to_free + mdb_free;
 
 	/* update fs free blocks counter for truncate case */
 	percpu_counter_add(&sbi->s_freeblocks_counter, release);
 
 	/* update per-inode reservations */
-	BUG_ON(used + to_free > EXT4_I(inode)->i_reserved_data_blocks);
-	EXT4_I(inode)->i_reserved_data_blocks -= (used + to_free);
+	BUG_ON(to_free > EXT4_I(inode)->i_reserved_data_blocks);
+	EXT4_I(inode)->i_reserved_data_blocks -= to_free;
 
 	BUG_ON(mdb > EXT4_I(inode)->i_reserved_meta_blocks);
 	EXT4_I(inode)->i_reserved_meta_blocks = mdb;
-	EXT4_I(inode)->i_allocated_meta_blocks = 0;
 	spin_unlock(&EXT4_I(inode)->i_block_reservation_lock);
 }
 
@@ -1551,7 +1600,7 @@
 		}
 		curr_off = next_off;
 	} while ((bh = bh->b_this_page) != head);
-	ext4_da_release_space(page->mapping->host, 0, to_release);
+	ext4_da_release_space(page->mapping->host, to_release);
 }
 
 /*
@@ -2280,8 +2329,11 @@
 	}
 
 	page = __grab_cache_page(mapping, index);
-	if (!page)
-		return -ENOMEM;
+	if (!page) {
+		ext4_journal_stop(handle);
+		ret = -ENOMEM;
+		goto out;
+	}
 	*pagep = page;
 
 	ret = block_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
@@ -3590,6 +3642,16 @@
 	}
 	if (!buffer_uptodate(bh)) {
 		lock_buffer(bh);
+
+		/*
+		 * If the buffer has the write error flag, we have failed
+		 * to write out another inode in the same block.  In this
+		 * case, we don't have to read the block because we may
+		 * read the old inode data successfully.
+		 */
+		if (buffer_write_io_error(bh) && !buffer_uptodate(bh))
+			set_buffer_uptodate(bh);
+
 		if (buffer_uptodate(bh)) {
 			/* someone brought it uptodate while we waited */
 			unlock_buffer(bh);
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 8d141a2..865e9dd 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -787,13 +787,16 @@
 		if (bh_uptodate_or_lock(bh[i]))
 			continue;
 
+		spin_lock(sb_bgl_lock(EXT4_SB(sb), first_group + i));
 		if (desc->bg_flags & cpu_to_le16(EXT4_BG_BLOCK_UNINIT)) {
 			ext4_init_block_bitmap(sb, bh[i],
 						first_group + i, desc);
 			set_buffer_uptodate(bh[i]);
 			unlock_buffer(bh[i]);
+			spin_unlock(sb_bgl_lock(EXT4_SB(sb), first_group + i));
 			continue;
 		}
+		spin_unlock(sb_bgl_lock(EXT4_SB(sb), first_group + i));
 		get_bh(bh[i]);
 		bh[i]->b_end_io = end_buffer_read_sync;
 		submit_bh(READ, bh[i]);
@@ -2477,7 +2480,7 @@
 int ext4_mb_init(struct super_block *sb, int needs_recovery)
 {
 	struct ext4_sb_info *sbi = EXT4_SB(sb);
-	unsigned i;
+	unsigned i, j;
 	unsigned offset;
 	unsigned max;
 	int ret;
@@ -2537,7 +2540,7 @@
 	sbi->s_mb_history_filter = EXT4_MB_HISTORY_DEFAULT;
 	sbi->s_mb_group_prealloc = MB_DEFAULT_GROUP_PREALLOC;
 
-	i = sizeof(struct ext4_locality_group) * NR_CPUS;
+	i = sizeof(struct ext4_locality_group) * nr_cpu_ids;
 	sbi->s_locality_groups = kmalloc(i, GFP_KERNEL);
 	if (sbi->s_locality_groups == NULL) {
 		clear_opt(sbi->s_mount_opt, MBALLOC);
@@ -2545,11 +2548,12 @@
 		kfree(sbi->s_mb_maxs);
 		return -ENOMEM;
 	}
-	for (i = 0; i < NR_CPUS; i++) {
+	for (i = 0; i < nr_cpu_ids; i++) {
 		struct ext4_locality_group *lg;
 		lg = &sbi->s_locality_groups[i];
 		mutex_init(&lg->lg_mutex);
-		INIT_LIST_HEAD(&lg->lg_prealloc_list);
+		for (j = 0; j < PREALLOC_TB_SIZE; j++)
+			INIT_LIST_HEAD(&lg->lg_prealloc_list[j]);
 		spin_lock_init(&lg->lg_prealloc_lock);
 	}
 
@@ -3260,6 +3264,7 @@
 				struct ext4_prealloc_space *pa)
 {
 	unsigned int len = ac->ac_o_ex.fe_len;
+
 	ext4_get_group_no_and_offset(ac->ac_sb, pa->pa_pstart,
 					&ac->ac_b_ex.fe_group,
 					&ac->ac_b_ex.fe_start);
@@ -3282,6 +3287,7 @@
 static noinline_for_stack int
 ext4_mb_use_preallocated(struct ext4_allocation_context *ac)
 {
+	int order, i;
 	struct ext4_inode_info *ei = EXT4_I(ac->ac_inode);
 	struct ext4_locality_group *lg;
 	struct ext4_prealloc_space *pa;
@@ -3322,22 +3328,29 @@
 	lg = ac->ac_lg;
 	if (lg == NULL)
 		return 0;
+	order  = fls(ac->ac_o_ex.fe_len) - 1;
+	if (order > PREALLOC_TB_SIZE - 1)
+		/* The max size of hash table is PREALLOC_TB_SIZE */
+		order = PREALLOC_TB_SIZE - 1;
 
-	rcu_read_lock();
-	list_for_each_entry_rcu(pa, &lg->lg_prealloc_list, pa_inode_list) {
-		spin_lock(&pa->pa_lock);
-		if (pa->pa_deleted == 0 && pa->pa_free >= ac->ac_o_ex.fe_len) {
-			atomic_inc(&pa->pa_count);
-			ext4_mb_use_group_pa(ac, pa);
+	for (i = order; i < PREALLOC_TB_SIZE; i++) {
+		rcu_read_lock();
+		list_for_each_entry_rcu(pa, &lg->lg_prealloc_list[i],
+					pa_inode_list) {
+			spin_lock(&pa->pa_lock);
+			if (pa->pa_deleted == 0 &&
+					pa->pa_free >= ac->ac_o_ex.fe_len) {
+				atomic_inc(&pa->pa_count);
+				ext4_mb_use_group_pa(ac, pa);
+				spin_unlock(&pa->pa_lock);
+				ac->ac_criteria = 20;
+				rcu_read_unlock();
+				return 1;
+			}
 			spin_unlock(&pa->pa_lock);
-			ac->ac_criteria = 20;
-			rcu_read_unlock();
-			return 1;
 		}
-		spin_unlock(&pa->pa_lock);
+		rcu_read_unlock();
 	}
-	rcu_read_unlock();
-
 	return 0;
 }
 
@@ -3560,6 +3573,7 @@
 	pa->pa_free = pa->pa_len;
 	atomic_set(&pa->pa_count, 1);
 	spin_lock_init(&pa->pa_lock);
+	INIT_LIST_HEAD(&pa->pa_inode_list);
 	pa->pa_deleted = 0;
 	pa->pa_linear = 1;
 
@@ -3580,10 +3594,10 @@
 	list_add(&pa->pa_group_list, &grp->bb_prealloc_list);
 	ext4_unlock_group(sb, ac->ac_b_ex.fe_group);
 
-	spin_lock(pa->pa_obj_lock);
-	list_add_tail_rcu(&pa->pa_inode_list, &lg->lg_prealloc_list);
-	spin_unlock(pa->pa_obj_lock);
-
+	/*
+	 * We will later add the new pa to the right bucket
+	 * after updating the pa_free in ext4_mb_release_context
+	 */
 	return 0;
 }
 
@@ -3733,20 +3747,23 @@
 
 	bitmap_bh = ext4_read_block_bitmap(sb, group);
 	if (bitmap_bh == NULL) {
-		/* error handling here */
-		ext4_mb_release_desc(&e4b);
-		BUG_ON(bitmap_bh == NULL);
+		ext4_error(sb, __func__, "Error in reading block "
+				"bitmap for %lu\n", group);
+		return 0;
 	}
 
 	err = ext4_mb_load_buddy(sb, group, &e4b);
-	BUG_ON(err != 0); /* error handling here */
+	if (err) {
+		ext4_error(sb, __func__, "Error in loading buddy "
+				"information for %lu\n", group);
+		put_bh(bitmap_bh);
+		return 0;
+	}
 
 	if (needed == 0)
 		needed = EXT4_BLOCKS_PER_GROUP(sb) + 1;
 
-	grp = ext4_get_group_info(sb, group);
 	INIT_LIST_HEAD(&list);
-
 	ac = kmem_cache_alloc(ext4_ac_cachep, GFP_NOFS);
 repeat:
 	ext4_lock_group(sb, group);
@@ -3903,13 +3920,18 @@
 		ext4_get_group_no_and_offset(sb, pa->pa_pstart, &group, NULL);
 
 		err = ext4_mb_load_buddy(sb, group, &e4b);
-		BUG_ON(err != 0); /* error handling here */
+		if (err) {
+			ext4_error(sb, __func__, "Error in loading buddy "
+					"information for %lu\n", group);
+			continue;
+		}
 
 		bitmap_bh = ext4_read_block_bitmap(sb, group);
 		if (bitmap_bh == NULL) {
-			/* error handling here */
+			ext4_error(sb, __func__, "Error in reading block "
+					"bitmap for %lu\n", group);
 			ext4_mb_release_desc(&e4b);
-			BUG_ON(bitmap_bh == NULL);
+			continue;
 		}
 
 		ext4_lock_group(sb, group);
@@ -4112,22 +4134,168 @@
 
 }
 
+static noinline_for_stack void
+ext4_mb_discard_lg_preallocations(struct super_block *sb,
+					struct ext4_locality_group *lg,
+					int order, int total_entries)
+{
+	ext4_group_t group = 0;
+	struct ext4_buddy e4b;
+	struct list_head discard_list;
+	struct ext4_prealloc_space *pa, *tmp;
+	struct ext4_allocation_context *ac;
+
+	mb_debug("discard locality group preallocation\n");
+
+	INIT_LIST_HEAD(&discard_list);
+	ac = kmem_cache_alloc(ext4_ac_cachep, GFP_NOFS);
+
+	spin_lock(&lg->lg_prealloc_lock);
+	list_for_each_entry_rcu(pa, &lg->lg_prealloc_list[order],
+						pa_inode_list) {
+		spin_lock(&pa->pa_lock);
+		if (atomic_read(&pa->pa_count)) {
+			/*
+			 * This is the pa that we just used
+			 * for block allocation. So don't
+			 * free that
+			 */
+			spin_unlock(&pa->pa_lock);
+			continue;
+		}
+		if (pa->pa_deleted) {
+			spin_unlock(&pa->pa_lock);
+			continue;
+		}
+		/* only lg prealloc space */
+		BUG_ON(!pa->pa_linear);
+
+		/* seems this one can be freed ... */
+		pa->pa_deleted = 1;
+		spin_unlock(&pa->pa_lock);
+
+		list_del_rcu(&pa->pa_inode_list);
+		list_add(&pa->u.pa_tmp_list, &discard_list);
+
+		total_entries--;
+		if (total_entries <= 5) {
+			/*
+			 * we want to keep only 5 entries
+			 * allowing it to grow to 8. This
+			 * mak sure we don't call discard
+			 * soon for this list.
+			 */
+			break;
+		}
+	}
+	spin_unlock(&lg->lg_prealloc_lock);
+
+	list_for_each_entry_safe(pa, tmp, &discard_list, u.pa_tmp_list) {
+
+		ext4_get_group_no_and_offset(sb, pa->pa_pstart, &group, NULL);
+		if (ext4_mb_load_buddy(sb, group, &e4b)) {
+			ext4_error(sb, __func__, "Error in loading buddy "
+					"information for %lu\n", group);
+			continue;
+		}
+		ext4_lock_group(sb, group);
+		list_del(&pa->pa_group_list);
+		ext4_mb_release_group_pa(&e4b, pa, ac);
+		ext4_unlock_group(sb, group);
+
+		ext4_mb_release_desc(&e4b);
+		list_del(&pa->u.pa_tmp_list);
+		call_rcu(&(pa)->u.pa_rcu, ext4_mb_pa_callback);
+	}
+	if (ac)
+		kmem_cache_free(ext4_ac_cachep, ac);
+}
+
+/*
+ * We have incremented pa_count. So it cannot be freed at this
+ * point. Also we hold lg_mutex. So no parallel allocation is
+ * possible from this lg. That means pa_free cannot be updated.
+ *
+ * A parallel ext4_mb_discard_group_preallocations is possible.
+ * which can cause the lg_prealloc_list to be updated.
+ */
+
+static void ext4_mb_add_n_trim(struct ext4_allocation_context *ac)
+{
+	int order, added = 0, lg_prealloc_count = 1;
+	struct super_block *sb = ac->ac_sb;
+	struct ext4_locality_group *lg = ac->ac_lg;
+	struct ext4_prealloc_space *tmp_pa, *pa = ac->ac_pa;
+
+	order = fls(pa->pa_free) - 1;
+	if (order > PREALLOC_TB_SIZE - 1)
+		/* The max size of hash table is PREALLOC_TB_SIZE */
+		order = PREALLOC_TB_SIZE - 1;
+	/* Add the prealloc space to lg */
+	rcu_read_lock();
+	list_for_each_entry_rcu(tmp_pa, &lg->lg_prealloc_list[order],
+						pa_inode_list) {
+		spin_lock(&tmp_pa->pa_lock);
+		if (tmp_pa->pa_deleted) {
+			spin_unlock(&pa->pa_lock);
+			continue;
+		}
+		if (!added && pa->pa_free < tmp_pa->pa_free) {
+			/* Add to the tail of the previous entry */
+			list_add_tail_rcu(&pa->pa_inode_list,
+						&tmp_pa->pa_inode_list);
+			added = 1;
+			/*
+			 * we want to count the total
+			 * number of entries in the list
+			 */
+		}
+		spin_unlock(&tmp_pa->pa_lock);
+		lg_prealloc_count++;
+	}
+	if (!added)
+		list_add_tail_rcu(&pa->pa_inode_list,
+					&lg->lg_prealloc_list[order]);
+	rcu_read_unlock();
+
+	/* Now trim the list to be not more than 8 elements */
+	if (lg_prealloc_count > 8) {
+		ext4_mb_discard_lg_preallocations(sb, lg,
+						order, lg_prealloc_count);
+		return;
+	}
+	return ;
+}
+
 /*
  * release all resource we used in allocation
  */
 static int ext4_mb_release_context(struct ext4_allocation_context *ac)
 {
-	if (ac->ac_pa) {
-		if (ac->ac_pa->pa_linear) {
+	struct ext4_prealloc_space *pa = ac->ac_pa;
+	if (pa) {
+		if (pa->pa_linear) {
 			/* see comment in ext4_mb_use_group_pa() */
-			spin_lock(&ac->ac_pa->pa_lock);
-			ac->ac_pa->pa_pstart += ac->ac_b_ex.fe_len;
-			ac->ac_pa->pa_lstart += ac->ac_b_ex.fe_len;
-			ac->ac_pa->pa_free -= ac->ac_b_ex.fe_len;
-			ac->ac_pa->pa_len -= ac->ac_b_ex.fe_len;
-			spin_unlock(&ac->ac_pa->pa_lock);
+			spin_lock(&pa->pa_lock);
+			pa->pa_pstart += ac->ac_b_ex.fe_len;
+			pa->pa_lstart += ac->ac_b_ex.fe_len;
+			pa->pa_free -= ac->ac_b_ex.fe_len;
+			pa->pa_len -= ac->ac_b_ex.fe_len;
+			spin_unlock(&pa->pa_lock);
+			/*
+			 * We want to add the pa to the right bucket.
+			 * Remove it from the list and while adding
+			 * make sure the list to which we are adding
+			 * doesn't grow big.
+			 */
+			if (likely(pa->pa_free)) {
+				spin_lock(pa->pa_obj_lock);
+				list_del_rcu(&pa->pa_inode_list);
+				spin_unlock(pa->pa_obj_lock);
+				ext4_mb_add_n_trim(ac);
+			}
 		}
-		ext4_mb_put_pa(ac, ac->ac_sb, ac->ac_pa);
+		ext4_mb_put_pa(ac, ac->ac_sb, pa);
 	}
 	if (ac->ac_bitmap_page)
 		page_cache_release(ac->ac_bitmap_page);
@@ -4420,11 +4588,15 @@
 		count -= overflow;
 	}
 	bitmap_bh = ext4_read_block_bitmap(sb, block_group);
-	if (!bitmap_bh)
+	if (!bitmap_bh) {
+		err = -EIO;
 		goto error_return;
+	}
 	gdp = ext4_get_group_desc(sb, block_group, &gd_bh);
-	if (!gdp)
+	if (!gdp) {
+		err = -EIO;
 		goto error_return;
+	}
 
 	if (in_range(ext4_block_bitmap(sb, gdp), block, count) ||
 	    in_range(ext4_inode_bitmap(sb, gdp), block, count) ||
diff --git a/fs/ext4/mballoc.h b/fs/ext4/mballoc.h
index bfe6add..c7c9906 100644
--- a/fs/ext4/mballoc.h
+++ b/fs/ext4/mballoc.h
@@ -164,11 +164,17 @@
  * Locality group:
  *   we try to group all related changes together
  *   so that writeback can flush/allocate them together as well
+ *   Size of lg_prealloc_list hash is determined by MB_DEFAULT_GROUP_PREALLOC
+ *   (512). We store prealloc space into the hash based on the pa_free blocks
+ *   order value.ie, fls(pa_free)-1;
  */
+#define PREALLOC_TB_SIZE 10
 struct ext4_locality_group {
 	/* for allocator */
-	struct mutex		lg_mutex;	/* to serialize allocates */
-	struct list_head	lg_prealloc_list;/* list of preallocations */
+	/* to serialize allocates */
+	struct mutex		lg_mutex;
+	/* list of preallocations */
+	struct list_head	lg_prealloc_list[PREALLOC_TB_SIZE];
 	spinlock_t		lg_prealloc_lock;
 };
 
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index f000fbe..0a92651 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -73,7 +73,7 @@
 			     "Inode bitmap not in group (block %llu)",
 			     (unsigned long long)input->inode_bitmap);
 	else if (outside(input->inode_table, start, end) ||
-	         outside(itend - 1, start, end))
+		 outside(itend - 1, start, end))
 		ext4_warning(sb, __func__,
 			     "Inode table not in group (blocks %llu-%llu)",
 			     (unsigned long long)input->inode_table, itend - 1);
@@ -104,7 +104,7 @@
 			     (unsigned long long)input->inode_bitmap,
 			     start, metaend - 1);
 	else if (inside(input->inode_table, start, metaend) ||
-	         inside(itend - 1, start, metaend))
+		 inside(itend - 1, start, metaend))
 		ext4_warning(sb, __func__,
 			     "Inode table (%llu-%llu) overlaps"
 			     "GDT table (%llu-%llu)",
@@ -158,9 +158,9 @@
 	if (err) {
 		if ((err = ext4_journal_restart(handle, EXT4_MAX_TRANS_DATA)))
 			return err;
-	        if ((err = ext4_journal_get_write_access(handle, bh)))
+		if ((err = ext4_journal_get_write_access(handle, bh)))
 			return err;
-        }
+	}
 
 	return 0;
 }
@@ -416,11 +416,11 @@
 		       "EXT4-fs: ext4_add_new_gdb: adding group block %lu\n",
 		       gdb_num);
 
-	/*
-	 * If we are not using the primary superblock/GDT copy don't resize,
-	 * because the user tools have no way of handling this.  Probably a
-	 * bad time to do it anyways.
-	 */
+        /*
+         * If we are not using the primary superblock/GDT copy don't resize,
+         * because the user tools have no way of handling this.  Probably a
+         * bad time to do it anyways.
+         */
 	if (EXT4_SB(sb)->s_sbh->b_blocknr !=
 	    le32_to_cpu(EXT4_SB(sb)->s_es->s_first_data_block)) {
 		ext4_warning(sb, __func__,
@@ -507,14 +507,14 @@
 	return 0;
 
 exit_inode:
-	//ext4_journal_release_buffer(handle, iloc.bh);
+	/* ext4_journal_release_buffer(handle, iloc.bh); */
 	brelse(iloc.bh);
 exit_dindj:
-	//ext4_journal_release_buffer(handle, dind);
+	/* ext4_journal_release_buffer(handle, dind); */
 exit_primary:
-	//ext4_journal_release_buffer(handle, *primary);
+	/* ext4_journal_release_buffer(handle, *primary); */
 exit_sbh:
-	//ext4_journal_release_buffer(handle, *primary);
+	/* ext4_journal_release_buffer(handle, *primary); */
 exit_dind:
 	brelse(dind);
 exit_bh:
@@ -818,12 +818,12 @@
 	if ((err = ext4_journal_get_write_access(handle, sbi->s_sbh)))
 		goto exit_journal;
 
-	/*
-	 * We will only either add reserved group blocks to a backup group
-	 * or remove reserved blocks for the first group in a new group block.
-	 * Doing both would be mean more complex code, and sane people don't
-	 * use non-sparse filesystems anymore.  This is already checked above.
-	 */
+        /*
+         * We will only either add reserved group blocks to a backup group
+         * or remove reserved blocks for the first group in a new group block.
+         * Doing both would be mean more complex code, and sane people don't
+         * use non-sparse filesystems anymore.  This is already checked above.
+         */
 	if (gdb_off) {
 		primary = sbi->s_group_desc[gdb_num];
 		if ((err = ext4_journal_get_write_access(handle, primary)))
@@ -835,24 +835,24 @@
 	} else if ((err = add_new_gdb(handle, inode, input, &primary)))
 		goto exit_journal;
 
-	/*
-	 * OK, now we've set up the new group.  Time to make it active.
-	 *
-	 * Current kernels don't lock all allocations via lock_super(),
-	 * so we have to be safe wrt. concurrent accesses the group
-	 * data.  So we need to be careful to set all of the relevant
-	 * group descriptor data etc. *before* we enable the group.
-	 *
-	 * The key field here is sbi->s_groups_count: as long as
-	 * that retains its old value, nobody is going to access the new
-	 * group.
-	 *
-	 * So first we update all the descriptor metadata for the new
-	 * group; then we update the total disk blocks count; then we
-	 * update the groups count to enable the group; then finally we
-	 * update the free space counts so that the system can start
-	 * using the new disk blocks.
-	 */
+        /*
+         * OK, now we've set up the new group.  Time to make it active.
+         *
+         * Current kernels don't lock all allocations via lock_super(),
+         * so we have to be safe wrt. concurrent accesses the group
+         * data.  So we need to be careful to set all of the relevant
+         * group descriptor data etc. *before* we enable the group.
+         *
+         * The key field here is sbi->s_groups_count: as long as
+         * that retains its old value, nobody is going to access the new
+         * group.
+         *
+         * So first we update all the descriptor metadata for the new
+         * group; then we update the total disk blocks count; then we
+         * update the groups count to enable the group; then finally we
+         * update the free space counts so that the system can start
+         * using the new disk blocks.
+         */
 
 	/* Update group descriptor block for new group */
 	gdp = (struct ext4_group_desc *)((char *)primary->b_data +
@@ -946,7 +946,8 @@
 	return err;
 } /* ext4_group_add */
 
-/* Extend the filesystem to the new number of blocks specified.  This entry
+/*
+ * Extend the filesystem to the new number of blocks specified.  This entry
  * point is only used to extend the current filesystem to the end of the last
  * existing group.  It can be accessed via ioctl, or by "remount,resize=<size>"
  * for emergencies (because it has no dependencies on reserved blocks).
@@ -1024,7 +1025,7 @@
 			     o_blocks_count + add, add);
 
 	/* See if the device is actually as big as what was requested */
-	bh = sb_bread(sb, o_blocks_count + add -1);
+	bh = sb_bread(sb, o_blocks_count + add - 1);
 	if (!bh) {
 		ext4_warning(sb, __func__,
 			     "can't read last block, resize aborted");
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 1e69f29..d5d7795 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -49,20 +49,19 @@
 			     unsigned long journal_devnum);
 static int ext4_create_journal(struct super_block *, struct ext4_super_block *,
 			       unsigned int);
-static void ext4_commit_super (struct super_block * sb,
-			       struct ext4_super_block * es,
-			       int sync);
-static void ext4_mark_recovery_complete(struct super_block * sb,
-					struct ext4_super_block * es);
-static void ext4_clear_journal_err(struct super_block * sb,
-				   struct ext4_super_block * es);
+static void ext4_commit_super(struct super_block *sb,
+			      struct ext4_super_block *es, int sync);
+static void ext4_mark_recovery_complete(struct super_block *sb,
+					struct ext4_super_block *es);
+static void ext4_clear_journal_err(struct super_block *sb,
+				   struct ext4_super_block *es);
 static int ext4_sync_fs(struct super_block *sb, int wait);
-static const char *ext4_decode_error(struct super_block * sb, int errno,
+static const char *ext4_decode_error(struct super_block *sb, int errno,
 				     char nbuf[16]);
-static int ext4_remount (struct super_block * sb, int * flags, char * data);
-static int ext4_statfs (struct dentry * dentry, struct kstatfs * buf);
+static int ext4_remount(struct super_block *sb, int *flags, char *data);
+static int ext4_statfs(struct dentry *dentry, struct kstatfs *buf);
 static void ext4_unlockfs(struct super_block *sb);
-static void ext4_write_super (struct super_block * sb);
+static void ext4_write_super(struct super_block *sb);
 static void ext4_write_super_lockfs(struct super_block *sb);
 
 
@@ -211,15 +210,15 @@
 	if (sb->s_flags & MS_RDONLY)
 		return;
 
-	if (!test_opt (sb, ERRORS_CONT)) {
+	if (!test_opt(sb, ERRORS_CONT)) {
 		journal_t *journal = EXT4_SB(sb)->s_journal;
 
 		EXT4_SB(sb)->s_mount_opt |= EXT4_MOUNT_ABORT;
 		if (journal)
 			jbd2_journal_abort(journal, -EIO);
 	}
-	if (test_opt (sb, ERRORS_RO)) {
-		printk (KERN_CRIT "Remounting filesystem read-only\n");
+	if (test_opt(sb, ERRORS_RO)) {
+		printk(KERN_CRIT "Remounting filesystem read-only\n");
 		sb->s_flags |= MS_RDONLY;
 	}
 	ext4_commit_super(sb, es, 1);
@@ -228,13 +227,13 @@
 			sb->s_id);
 }
 
-void ext4_error (struct super_block * sb, const char * function,
-		 const char * fmt, ...)
+void ext4_error(struct super_block *sb, const char *function,
+		const char *fmt, ...)
 {
 	va_list args;
 
 	va_start(args, fmt);
-	printk(KERN_CRIT "EXT4-fs error (device %s): %s: ",sb->s_id, function);
+	printk(KERN_CRIT "EXT4-fs error (device %s): %s: ", sb->s_id, function);
 	vprintk(fmt, args);
 	printk("\n");
 	va_end(args);
@@ -242,7 +241,7 @@
 	ext4_handle_error(sb);
 }
 
-static const char *ext4_decode_error(struct super_block * sb, int errno,
+static const char *ext4_decode_error(struct super_block *sb, int errno,
 				     char nbuf[16])
 {
 	char *errstr = NULL;
@@ -278,8 +277,7 @@
 /* __ext4_std_error decodes expected errors from journaling functions
  * automatically and invokes the appropriate error response.  */
 
-void __ext4_std_error (struct super_block * sb, const char * function,
-		       int errno)
+void __ext4_std_error(struct super_block *sb, const char *function, int errno)
 {
 	char nbuf[16];
 	const char *errstr;
@@ -292,8 +290,8 @@
 		return;
 
 	errstr = ext4_decode_error(sb, errno, nbuf);
-	printk (KERN_CRIT "EXT4-fs error (device %s) in %s: %s\n",
-		sb->s_id, function, errstr);
+	printk(KERN_CRIT "EXT4-fs error (device %s) in %s: %s\n",
+	       sb->s_id, function, errstr);
 
 	ext4_handle_error(sb);
 }
@@ -308,15 +306,15 @@
  * case we take the easy way out and panic immediately.
  */
 
-void ext4_abort (struct super_block * sb, const char * function,
-		 const char * fmt, ...)
+void ext4_abort(struct super_block *sb, const char *function,
+		const char *fmt, ...)
 {
 	va_list args;
 
-	printk (KERN_CRIT "ext4_abort called.\n");
+	printk(KERN_CRIT "ext4_abort called.\n");
 
 	va_start(args, fmt);
-	printk(KERN_CRIT "EXT4-fs error (device %s): %s: ",sb->s_id, function);
+	printk(KERN_CRIT "EXT4-fs error (device %s): %s: ", sb->s_id, function);
 	vprintk(fmt, args);
 	printk("\n");
 	va_end(args);
@@ -334,8 +332,8 @@
 	jbd2_journal_abort(EXT4_SB(sb)->s_journal, -EIO);
 }
 
-void ext4_warning (struct super_block * sb, const char * function,
-		   const char * fmt, ...)
+void ext4_warning(struct super_block *sb, const char *function,
+		  const char *fmt, ...)
 {
 	va_list args;
 
@@ -496,7 +494,7 @@
 	}
 }
 
-static void ext4_put_super (struct super_block * sb)
+static void ext4_put_super(struct super_block *sb)
 {
 	struct ext4_sb_info *sbi = EXT4_SB(sb);
 	struct ext4_super_block *es = sbi->s_es;
@@ -647,7 +645,8 @@
 				       &EXT4_I(inode)->jinode);
 }
 
-static inline void ext4_show_quota_options(struct seq_file *seq, struct super_block *sb)
+static inline void ext4_show_quota_options(struct seq_file *seq,
+					   struct super_block *sb)
 {
 #if defined(CONFIG_QUOTA)
 	struct ext4_sb_info *sbi = EXT4_SB(sb);
@@ -822,8 +821,8 @@
 }
 
 #ifdef CONFIG_QUOTA
-#define QTYPE2NAME(t) ((t)==USRQUOTA?"user":"group")
-#define QTYPE2MOPT(on, t) ((t)==USRQUOTA?((on)##USRJQUOTA):((on)##GRPJQUOTA))
+#define QTYPE2NAME(t) ((t) == USRQUOTA?"user":"group")
+#define QTYPE2MOPT(on, t) ((t) == USRQUOTA?((on)##USRJQUOTA):((on)##GRPJQUOTA))
 
 static int ext4_dquot_initialize(struct inode *inode, int type);
 static int ext4_dquot_drop(struct inode *inode);
@@ -991,12 +990,12 @@
 	return sb_block;
 }
 
-static int parse_options (char *options, struct super_block *sb,
-			  unsigned int *inum, unsigned long *journal_devnum,
-			  ext4_fsblk_t *n_blocks_count, int is_remount)
+static int parse_options(char *options, struct super_block *sb,
+			 unsigned int *inum, unsigned long *journal_devnum,
+			 ext4_fsblk_t *n_blocks_count, int is_remount)
 {
 	struct ext4_sb_info *sbi = EXT4_SB(sb);
-	char * p;
+	char *p;
 	substring_t args[MAX_OPT_ARGS];
 	int data_opt = 0;
 	int option;
@@ -1009,7 +1008,7 @@
 	if (!options)
 		return 1;
 
-	while ((p = strsep (&options, ",")) != NULL) {
+	while ((p = strsep(&options, ",")) != NULL) {
 		int token;
 		if (!*p)
 			continue;
@@ -1017,16 +1016,16 @@
 		token = match_token(p, tokens, args);
 		switch (token) {
 		case Opt_bsd_df:
-			clear_opt (sbi->s_mount_opt, MINIX_DF);
+			clear_opt(sbi->s_mount_opt, MINIX_DF);
 			break;
 		case Opt_minix_df:
-			set_opt (sbi->s_mount_opt, MINIX_DF);
+			set_opt(sbi->s_mount_opt, MINIX_DF);
 			break;
 		case Opt_grpid:
-			set_opt (sbi->s_mount_opt, GRPID);
+			set_opt(sbi->s_mount_opt, GRPID);
 			break;
 		case Opt_nogrpid:
-			clear_opt (sbi->s_mount_opt, GRPID);
+			clear_opt(sbi->s_mount_opt, GRPID);
 			break;
 		case Opt_resuid:
 			if (match_int(&args[0], &option))
@@ -1043,41 +1042,41 @@
 			/* *sb_block = match_int(&args[0]); */
 			break;
 		case Opt_err_panic:
-			clear_opt (sbi->s_mount_opt, ERRORS_CONT);
-			clear_opt (sbi->s_mount_opt, ERRORS_RO);
-			set_opt (sbi->s_mount_opt, ERRORS_PANIC);
+			clear_opt(sbi->s_mount_opt, ERRORS_CONT);
+			clear_opt(sbi->s_mount_opt, ERRORS_RO);
+			set_opt(sbi->s_mount_opt, ERRORS_PANIC);
 			break;
 		case Opt_err_ro:
-			clear_opt (sbi->s_mount_opt, ERRORS_CONT);
-			clear_opt (sbi->s_mount_opt, ERRORS_PANIC);
-			set_opt (sbi->s_mount_opt, ERRORS_RO);
+			clear_opt(sbi->s_mount_opt, ERRORS_CONT);
+			clear_opt(sbi->s_mount_opt, ERRORS_PANIC);
+			set_opt(sbi->s_mount_opt, ERRORS_RO);
 			break;
 		case Opt_err_cont:
-			clear_opt (sbi->s_mount_opt, ERRORS_RO);
-			clear_opt (sbi->s_mount_opt, ERRORS_PANIC);
-			set_opt (sbi->s_mount_opt, ERRORS_CONT);
+			clear_opt(sbi->s_mount_opt, ERRORS_RO);
+			clear_opt(sbi->s_mount_opt, ERRORS_PANIC);
+			set_opt(sbi->s_mount_opt, ERRORS_CONT);
 			break;
 		case Opt_nouid32:
-			set_opt (sbi->s_mount_opt, NO_UID32);
+			set_opt(sbi->s_mount_opt, NO_UID32);
 			break;
 		case Opt_nocheck:
-			clear_opt (sbi->s_mount_opt, CHECK);
+			clear_opt(sbi->s_mount_opt, CHECK);
 			break;
 		case Opt_debug:
-			set_opt (sbi->s_mount_opt, DEBUG);
+			set_opt(sbi->s_mount_opt, DEBUG);
 			break;
 		case Opt_oldalloc:
-			set_opt (sbi->s_mount_opt, OLDALLOC);
+			set_opt(sbi->s_mount_opt, OLDALLOC);
 			break;
 		case Opt_orlov:
-			clear_opt (sbi->s_mount_opt, OLDALLOC);
+			clear_opt(sbi->s_mount_opt, OLDALLOC);
 			break;
 #ifdef CONFIG_EXT4DEV_FS_XATTR
 		case Opt_user_xattr:
-			set_opt (sbi->s_mount_opt, XATTR_USER);
+			set_opt(sbi->s_mount_opt, XATTR_USER);
 			break;
 		case Opt_nouser_xattr:
-			clear_opt (sbi->s_mount_opt, XATTR_USER);
+			clear_opt(sbi->s_mount_opt, XATTR_USER);
 			break;
 #else
 		case Opt_user_xattr:
@@ -1115,7 +1114,7 @@
 				       "journal on remount\n");
 				return 0;
 			}
-			set_opt (sbi->s_mount_opt, UPDATE_JOURNAL);
+			set_opt(sbi->s_mount_opt, UPDATE_JOURNAL);
 			break;
 		case Opt_journal_inum:
 			if (is_remount) {
@@ -1145,7 +1144,7 @@
 			set_opt(sbi->s_mount_opt, JOURNAL_CHECKSUM);
 			break;
 		case Opt_noload:
-			set_opt (sbi->s_mount_opt, NOLOAD);
+			set_opt(sbi->s_mount_opt, NOLOAD);
 			break;
 		case Opt_commit:
 			if (match_int(&args[0], &option))
@@ -1331,7 +1330,7 @@
 					"on this filesystem, use tune2fs\n");
 				return 0;
 			}
-			set_opt (sbi->s_mount_opt, EXTENTS);
+			set_opt(sbi->s_mount_opt, EXTENTS);
 			break;
 		case Opt_noextents:
 			/*
@@ -1348,7 +1347,7 @@
 						"-o noextents options\n");
 				return 0;
 			}
-			clear_opt (sbi->s_mount_opt, EXTENTS);
+			clear_opt(sbi->s_mount_opt, EXTENTS);
 			break;
 		case Opt_i_version:
 			set_opt(sbi->s_mount_opt, I_VERSION);
@@ -1374,9 +1373,9 @@
 			set_opt(sbi->s_mount_opt, DELALLOC);
 			break;
 		default:
-			printk (KERN_ERR
-				"EXT4-fs: Unrecognized mount option \"%s\" "
-				"or missing value\n", p);
+			printk(KERN_ERR
+			       "EXT4-fs: Unrecognized mount option \"%s\" "
+			       "or missing value\n", p);
 			return 0;
 		}
 	}
@@ -1423,31 +1422,31 @@
 	int res = 0;
 
 	if (le32_to_cpu(es->s_rev_level) > EXT4_MAX_SUPP_REV) {
-		printk (KERN_ERR "EXT4-fs warning: revision level too high, "
-			"forcing read-only mode\n");
+		printk(KERN_ERR "EXT4-fs warning: revision level too high, "
+		       "forcing read-only mode\n");
 		res = MS_RDONLY;
 	}
 	if (read_only)
 		return res;
 	if (!(sbi->s_mount_state & EXT4_VALID_FS))
-		printk (KERN_WARNING "EXT4-fs warning: mounting unchecked fs, "
-			"running e2fsck is recommended\n");
+		printk(KERN_WARNING "EXT4-fs warning: mounting unchecked fs, "
+		       "running e2fsck is recommended\n");
 	else if ((sbi->s_mount_state & EXT4_ERROR_FS))
-		printk (KERN_WARNING
-			"EXT4-fs warning: mounting fs with errors, "
-			"running e2fsck is recommended\n");
+		printk(KERN_WARNING
+		       "EXT4-fs warning: mounting fs with errors, "
+		       "running e2fsck is recommended\n");
 	else if ((__s16) le16_to_cpu(es->s_max_mnt_count) >= 0 &&
 		 le16_to_cpu(es->s_mnt_count) >=
 		 (unsigned short) (__s16) le16_to_cpu(es->s_max_mnt_count))
-		printk (KERN_WARNING
-			"EXT4-fs warning: maximal mount count reached, "
-			"running e2fsck is recommended\n");
+		printk(KERN_WARNING
+		       "EXT4-fs warning: maximal mount count reached, "
+		       "running e2fsck is recommended\n");
 	else if (le32_to_cpu(es->s_checkinterval) &&
 		(le32_to_cpu(es->s_lastcheck) +
 			le32_to_cpu(es->s_checkinterval) <= get_seconds()))
-		printk (KERN_WARNING
-			"EXT4-fs warning: checktime reached, "
-			"running e2fsck is recommended\n");
+		printk(KERN_WARNING
+		       "EXT4-fs warning: checktime reached, "
+		       "running e2fsck is recommended\n");
 #if 0
 		/* @@@ We _will_ want to clear the valid bit if we find
 		 * inconsistencies, to force a fsck at reboot.  But for
@@ -1506,14 +1505,13 @@
 
 	flex_group_count = (sbi->s_groups_count + groups_per_flex - 1) /
 		groups_per_flex;
-	sbi->s_flex_groups = kmalloc(flex_group_count *
+	sbi->s_flex_groups = kzalloc(flex_group_count *
 				     sizeof(struct flex_groups), GFP_KERNEL);
 	if (sbi->s_flex_groups == NULL) {
-		printk(KERN_ERR "EXT4-fs: not enough memory\n");
+		printk(KERN_ERR "EXT4-fs: not enough memory for "
+				"%lu flex groups\n", flex_group_count);
 		goto failed;
 	}
-	memset(sbi->s_flex_groups, 0, flex_group_count *
-	       sizeof(struct flex_groups));
 
 	gdp = ext4_get_group_desc(sb, 1, &bh);
 	block_bitmap = ext4_block_bitmap(sb, gdp) - 1;
@@ -1597,16 +1595,14 @@
 				(EXT4_BLOCKS_PER_GROUP(sb) - 1);
 
 		block_bitmap = ext4_block_bitmap(sb, gdp);
-		if (block_bitmap < first_block || block_bitmap > last_block)
-		{
+		if (block_bitmap < first_block || block_bitmap > last_block) {
 			printk(KERN_ERR "EXT4-fs: ext4_check_descriptors: "
 			       "Block bitmap for group %lu not in group "
 			       "(block %llu)!", i, block_bitmap);
 			return 0;
 		}
 		inode_bitmap = ext4_inode_bitmap(sb, gdp);
-		if (inode_bitmap < first_block || inode_bitmap > last_block)
-		{
+		if (inode_bitmap < first_block || inode_bitmap > last_block) {
 			printk(KERN_ERR "EXT4-fs: ext4_check_descriptors: "
 			       "Inode bitmap for group %lu not in group "
 			       "(block %llu)!", i, inode_bitmap);
@@ -1614,26 +1610,28 @@
 		}
 		inode_table = ext4_inode_table(sb, gdp);
 		if (inode_table < first_block ||
-		    inode_table + sbi->s_itb_per_group - 1 > last_block)
-		{
+		    inode_table + sbi->s_itb_per_group - 1 > last_block) {
 			printk(KERN_ERR "EXT4-fs: ext4_check_descriptors: "
 			       "Inode table for group %lu not in group "
 			       "(block %llu)!", i, inode_table);
 			return 0;
 		}
+		spin_lock(sb_bgl_lock(sbi, i));
 		if (!ext4_group_desc_csum_verify(sbi, i, gdp)) {
 			printk(KERN_ERR "EXT4-fs: ext4_check_descriptors: "
 			       "Checksum for group %lu failed (%u!=%u)\n",
 			       i, le16_to_cpu(ext4_group_desc_csum(sbi, i,
 			       gdp)), le16_to_cpu(gdp->bg_checksum));
-			return 0;
+			if (!(sb->s_flags & MS_RDONLY))
+				return 0;
 		}
+		spin_unlock(sb_bgl_lock(sbi, i));
 		if (!flexbg_flag)
 			first_block += EXT4_BLOCKS_PER_GROUP(sb);
 	}
 
 	ext4_free_blocks_count_set(sbi->s_es, ext4_count_free_blocks(sb));
-	sbi->s_es->s_free_inodes_count=cpu_to_le32(ext4_count_free_inodes(sb));
+	sbi->s_es->s_free_inodes_count = cpu_to_le32(ext4_count_free_inodes(sb));
 	return 1;
 }
 
@@ -1654,8 +1652,8 @@
  * e2fsck was run on this filesystem, and it must have already done the orphan
  * inode cleanup for us, so we can safely abort without any further action.
  */
-static void ext4_orphan_cleanup (struct super_block * sb,
-				 struct ext4_super_block * es)
+static void ext4_orphan_cleanup(struct super_block *sb,
+				struct ext4_super_block *es)
 {
 	unsigned int s_flags = sb->s_flags;
 	int nr_orphans = 0, nr_truncates = 0;
@@ -1732,7 +1730,7 @@
 		iput(inode);  /* The delete magic happens here! */
 	}
 
-#define PLURAL(x) (x), ((x)==1) ? "" : "s"
+#define PLURAL(x) (x), ((x) == 1) ? "" : "s"
 
 	if (nr_orphans)
 		printk(KERN_INFO "EXT4-fs: %s: %d orphan inode%s deleted\n",
@@ -1899,12 +1897,12 @@
 	return 0;
 }
 
-static int ext4_fill_super (struct super_block *sb, void *data, int silent)
+static int ext4_fill_super(struct super_block *sb, void *data, int silent)
 				__releases(kernel_lock)
 				__acquires(kernel_lock)
 
 {
-	struct buffer_head * bh;
+	struct buffer_head *bh;
 	struct ext4_super_block *es = NULL;
 	struct ext4_sb_info *sbi;
 	ext4_fsblk_t block;
@@ -1953,7 +1951,7 @@
 	}
 
 	if (!(bh = sb_bread(sb, logical_sb_block))) {
-		printk (KERN_ERR "EXT4-fs: unable to read superblock\n");
+		printk(KERN_ERR "EXT4-fs: unable to read superblock\n");
 		goto out_fail;
 	}
 	/*
@@ -2026,8 +2024,8 @@
 	set_opt(sbi->s_mount_opt, DELALLOC);
 
 
-	if (!parse_options ((char *) data, sb, &journal_inum, &journal_devnum,
-			    NULL, 0))
+	if (!parse_options((char *) data, sb, &journal_inum, &journal_devnum,
+			   NULL, 0))
 		goto failed_mount;
 
 	sb->s_flags = (sb->s_flags & ~MS_POSIXACL) |
@@ -2102,7 +2100,7 @@
 			goto failed_mount;
 		}
 
-		brelse (bh);
+		brelse(bh);
 		logical_sb_block = sb_block * EXT4_MIN_BLOCK_SIZE;
 		offset = do_div(logical_sb_block, blocksize);
 		bh = sb_bread(sb, logical_sb_block);
@@ -2114,8 +2112,8 @@
 		es = (struct ext4_super_block *)(((char *)bh->b_data) + offset);
 		sbi->s_es = es;
 		if (es->s_magic != cpu_to_le16(EXT4_SUPER_MAGIC)) {
-			printk (KERN_ERR
-				"EXT4-fs: Magic mismatch, very weird !\n");
+			printk(KERN_ERR
+			       "EXT4-fs: Magic mismatch, very weird !\n");
 			goto failed_mount;
 		}
 	}
@@ -2132,9 +2130,9 @@
 		if ((sbi->s_inode_size < EXT4_GOOD_OLD_INODE_SIZE) ||
 		    (!is_power_of_2(sbi->s_inode_size)) ||
 		    (sbi->s_inode_size > blocksize)) {
-			printk (KERN_ERR
-				"EXT4-fs: unsupported inode size: %d\n",
-				sbi->s_inode_size);
+			printk(KERN_ERR
+			       "EXT4-fs: unsupported inode size: %d\n",
+			       sbi->s_inode_size);
 			goto failed_mount;
 		}
 		if (sbi->s_inode_size > EXT4_GOOD_OLD_INODE_SIZE)
@@ -2166,20 +2164,20 @@
 	sbi->s_mount_state = le16_to_cpu(es->s_state);
 	sbi->s_addr_per_block_bits = ilog2(EXT4_ADDR_PER_BLOCK(sb));
 	sbi->s_desc_per_block_bits = ilog2(EXT4_DESC_PER_BLOCK(sb));
-	for (i=0; i < 4; i++)
+	for (i = 0; i < 4; i++)
 		sbi->s_hash_seed[i] = le32_to_cpu(es->s_hash_seed[i]);
 	sbi->s_def_hash_version = es->s_def_hash_version;
 
 	if (sbi->s_blocks_per_group > blocksize * 8) {
-		printk (KERN_ERR
-			"EXT4-fs: #blocks per group too big: %lu\n",
-			sbi->s_blocks_per_group);
+		printk(KERN_ERR
+		       "EXT4-fs: #blocks per group too big: %lu\n",
+		       sbi->s_blocks_per_group);
 		goto failed_mount;
 	}
 	if (sbi->s_inodes_per_group > blocksize * 8) {
-		printk (KERN_ERR
-			"EXT4-fs: #inodes per group too big: %lu\n",
-			sbi->s_inodes_per_group);
+		printk(KERN_ERR
+		       "EXT4-fs: #inodes per group too big: %lu\n",
+		       sbi->s_inodes_per_group);
 		goto failed_mount;
 	}
 
@@ -2213,10 +2211,10 @@
 	sbi->s_groups_count = blocks_count;
 	db_count = (sbi->s_groups_count + EXT4_DESC_PER_BLOCK(sb) - 1) /
 		   EXT4_DESC_PER_BLOCK(sb);
-	sbi->s_group_desc = kmalloc(db_count * sizeof (struct buffer_head *),
+	sbi->s_group_desc = kmalloc(db_count * sizeof(struct buffer_head *),
 				    GFP_KERNEL);
 	if (sbi->s_group_desc == NULL) {
-		printk (KERN_ERR "EXT4-fs: not enough memory\n");
+		printk(KERN_ERR "EXT4-fs: not enough memory\n");
 		goto failed_mount;
 	}
 
@@ -2226,13 +2224,13 @@
 		block = descriptor_loc(sb, logical_sb_block, i);
 		sbi->s_group_desc[i] = sb_bread(sb, block);
 		if (!sbi->s_group_desc[i]) {
-			printk (KERN_ERR "EXT4-fs: "
-				"can't read group descriptor %d\n", i);
+			printk(KERN_ERR "EXT4-fs: "
+			       "can't read group descriptor %d\n", i);
 			db_count = i;
 			goto failed_mount2;
 		}
 	}
-	if (!ext4_check_descriptors (sb)) {
+	if (!ext4_check_descriptors(sb)) {
 		printk(KERN_ERR "EXT4-fs: group descriptors corrupted!\n");
 		goto failed_mount2;
 	}
@@ -2308,11 +2306,11 @@
 		    EXT4_SB(sb)->s_journal->j_failed_commit) {
 			printk(KERN_CRIT "EXT4-fs error (device %s): "
 			       "ext4_fill_super: Journal transaction "
-			       "%u is corrupt\n", sb->s_id, 
+			       "%u is corrupt\n", sb->s_id,
 			       EXT4_SB(sb)->s_journal->j_failed_commit);
-			if (test_opt (sb, ERRORS_RO)) {
-				printk (KERN_CRIT
-					"Mounting filesystem read-only\n");
+			if (test_opt(sb, ERRORS_RO)) {
+				printk(KERN_CRIT
+				       "Mounting filesystem read-only\n");
 				sb->s_flags |= MS_RDONLY;
 				EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS;
 				es->s_state |= cpu_to_le16(EXT4_ERROR_FS);
@@ -2332,9 +2330,9 @@
 			goto failed_mount3;
 	} else {
 		if (!silent)
-			printk (KERN_ERR
-				"ext4: No journal on filesystem on %s\n",
-				sb->s_id);
+			printk(KERN_ERR
+			       "ext4: No journal on filesystem on %s\n",
+			       sb->s_id);
 		goto failed_mount3;
 	}
 
@@ -2418,7 +2416,7 @@
 		goto failed_mount4;
 	}
 
-	ext4_setup_super (sb, es, sb->s_flags & MS_RDONLY);
+	ext4_setup_super(sb, es, sb->s_flags & MS_RDONLY);
 
 	/* determine the minimum size of new large inodes, if present */
 	if (sbi->s_inode_size > EXT4_GOOD_OLD_INODE_SIZE) {
@@ -2457,12 +2455,12 @@
 	ext4_orphan_cleanup(sb, es);
 	EXT4_SB(sb)->s_mount_state &= ~EXT4_ORPHAN_FS;
 	if (needs_recovery)
-		printk (KERN_INFO "EXT4-fs: recovery complete.\n");
+		printk(KERN_INFO "EXT4-fs: recovery complete.\n");
 	ext4_mark_recovery_complete(sb, es);
-	printk (KERN_INFO "EXT4-fs: mounted filesystem with %s data mode.\n",
-		test_opt(sb,DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA ? "journal":
-		test_opt(sb,DATA_FLAGS) == EXT4_MOUNT_ORDERED_DATA ? "ordered":
-		"writeback");
+	printk(KERN_INFO "EXT4-fs: mounted filesystem with %s data mode.\n",
+	       test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA ? "journal":
+	       test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_ORDERED_DATA ? "ordered":
+	       "writeback");
 
 	if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA) {
 		printk(KERN_WARNING "EXT4-fs: Ignoring delalloc option - "
@@ -2575,14 +2573,14 @@
 static journal_t *ext4_get_dev_journal(struct super_block *sb,
 				       dev_t j_dev)
 {
-	struct buffer_head * bh;
+	struct buffer_head *bh;
 	journal_t *journal;
 	ext4_fsblk_t start;
 	ext4_fsblk_t len;
 	int hblock, blocksize;
 	ext4_fsblk_t sb_block;
 	unsigned long offset;
-	struct ext4_super_block * es;
+	struct ext4_super_block *es;
 	struct block_device *bdev;
 
 	bdev = ext4_blkdev_get(j_dev);
@@ -2697,8 +2695,8 @@
 					"unavailable, cannot proceed.\n");
 				return -EROFS;
 			}
-			printk (KERN_INFO "EXT4-fs: write access will "
-					"be enabled during recovery.\n");
+			printk(KERN_INFO "EXT4-fs: write access will "
+			       "be enabled during recovery.\n");
 		}
 	}
 
@@ -2751,8 +2749,8 @@
 	return 0;
 }
 
-static int ext4_create_journal(struct super_block * sb,
-			       struct ext4_super_block * es,
+static int ext4_create_journal(struct super_block *sb,
+			       struct ext4_super_block *es,
 			       unsigned int journal_inum)
 {
 	journal_t *journal;
@@ -2793,9 +2791,8 @@
 	return 0;
 }
 
-static void ext4_commit_super (struct super_block * sb,
-			       struct ext4_super_block * es,
-			       int sync)
+static void ext4_commit_super(struct super_block *sb,
+			      struct ext4_super_block *es, int sync)
 {
 	struct buffer_head *sbh = EXT4_SB(sb)->s_sbh;
 
@@ -2816,8 +2813,8 @@
  * remounting) the filesystem readonly, then we will end up with a
  * consistent fs on disk.  Record that fact.
  */
-static void ext4_mark_recovery_complete(struct super_block * sb,
-					struct ext4_super_block * es)
+static void ext4_mark_recovery_complete(struct super_block *sb,
+					struct ext4_super_block *es)
 {
 	journal_t *journal = EXT4_SB(sb)->s_journal;
 
@@ -2839,8 +2836,8 @@
  * has recorded an error from a previous lifetime, move that error to the
  * main filesystem now.
  */
-static void ext4_clear_journal_err(struct super_block * sb,
-				   struct ext4_super_block * es)
+static void ext4_clear_journal_err(struct super_block *sb,
+				   struct ext4_super_block *es)
 {
 	journal_t *journal;
 	int j_errno;
@@ -2865,7 +2862,7 @@
 
 		EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS;
 		es->s_state |= cpu_to_le16(EXT4_ERROR_FS);
-		ext4_commit_super (sb, es, 1);
+		ext4_commit_super(sb, es, 1);
 
 		jbd2_journal_clear_err(journal);
 	}
@@ -2898,7 +2895,7 @@
  * This implicitly triggers the writebehind on sync().
  */
 
-static void ext4_write_super (struct super_block * sb)
+static void ext4_write_super(struct super_block *sb)
 {
 	if (mutex_trylock(&sb->s_lock) != 0)
 		BUG();
@@ -2954,13 +2951,14 @@
 	}
 }
 
-static int ext4_remount (struct super_block * sb, int * flags, char * data)
+static int ext4_remount(struct super_block *sb, int *flags, char *data)
 {
-	struct ext4_super_block * es;
+	struct ext4_super_block *es;
 	struct ext4_sb_info *sbi = EXT4_SB(sb);
 	ext4_fsblk_t n_blocks_count = 0;
 	unsigned long old_sb_flags;
 	struct ext4_mount_options old_opts;
+	ext4_group_t g;
 	int err;
 #ifdef CONFIG_QUOTA
 	int i;
@@ -3039,6 +3037,26 @@
 			}
 
 			/*
+			 * Make sure the group descriptor checksums
+			 * are sane.  If they aren't, refuse to
+			 * remount r/w.
+			 */
+			for (g = 0; g < sbi->s_groups_count; g++) {
+				struct ext4_group_desc *gdp =
+					ext4_get_group_desc(sb, g, NULL);
+
+				if (!ext4_group_desc_csum_verify(sbi, g, gdp)) {
+					printk(KERN_ERR
+	       "EXT4-fs: ext4_remount: "
+		"Checksum for group %lu failed (%u!=%u)\n",
+		g, le16_to_cpu(ext4_group_desc_csum(sbi, g, gdp)),
+					       le16_to_cpu(gdp->bg_checksum));
+					err = -EINVAL;
+					goto restore_opts;
+				}
+			}
+
+			/*
 			 * If we have an unprocessed orphan list hanging
 			 * around from a previously readonly bdev mount,
 			 * require a full umount/remount for now.
@@ -3063,7 +3081,7 @@
 			sbi->s_mount_state = le16_to_cpu(es->s_state);
 			if ((err = ext4_group_extend(sb, es, n_blocks_count)))
 				goto restore_opts;
-			if (!ext4_setup_super (sb, es, 0))
+			if (!ext4_setup_super(sb, es, 0))
 				sb->s_flags &= ~MS_RDONLY;
 		}
 	}
@@ -3093,7 +3111,7 @@
 	return err;
 }
 
-static int ext4_statfs (struct dentry * dentry, struct kstatfs * buf)
+static int ext4_statfs(struct dentry *dentry, struct kstatfs *buf)
 {
 	struct super_block *sb = dentry->d_sb;
 	struct ext4_sb_info *sbi = EXT4_SB(sb);
@@ -3331,12 +3349,12 @@
 	}
 	/* Journaling quota? */
 	if (EXT4_SB(sb)->s_qf_names[type]) {
-		/* Quotafile not of fs root? */
+		/* Quotafile not in fs root? */
 		if (nd.path.dentry->d_parent->d_inode != sb->s_root->d_inode)
 			printk(KERN_WARNING
 				"EXT4-fs: Quota file not on filesystem root. "
 				"Journaled quota will not work.\n");
- 	}
+	}
 
 	/*
 	 * When we journal data on quota file, we have to flush journal to see
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 93c5fdc..8954208 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -1512,7 +1512,7 @@
 	char *name = entry->e_name;
 	int n;
 
-	for (n=0; n < entry->e_name_len; n++) {
+	for (n = 0; n < entry->e_name_len; n++) {
 		hash = (hash << NAME_HASH_SHIFT) ^
 		       (hash >> (8*sizeof(hash) - NAME_HASH_SHIFT)) ^
 		       *name++;
diff --git a/fs/fat/file.c b/fs/fat/file.c
index 8707a8c..ddde370 100644
--- a/fs/fat/file.c
+++ b/fs/fat/file.c
@@ -313,6 +313,8 @@
 	return 0;
 }
 
+#define TIMES_SET_FLAGS	(ATTR_MTIME_SET | ATTR_ATIME_SET | ATTR_TIMES_SET)
+
 int fat_setattr(struct dentry *dentry, struct iattr *attr)
 {
 	struct msdos_sb_info *sbi = MSDOS_SB(dentry->d_sb);
@@ -336,9 +338,9 @@
 
 	/* Check for setting the inode time. */
 	ia_valid = attr->ia_valid;
-	if (ia_valid & (ATTR_MTIME_SET | ATTR_ATIME_SET)) {
+	if (ia_valid & TIMES_SET_FLAGS) {
 		if (fat_allow_set_time(sbi, inode))
-			attr->ia_valid &= ~(ATTR_MTIME_SET | ATTR_ATIME_SET);
+			attr->ia_valid &= ~TIMES_SET_FLAGS;
 	}
 
 	error = inode_change_ok(inode, attr);
diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
index f8b3be8..adf0395 100644
--- a/fs/jbd2/commit.c
+++ b/fs/jbd2/commit.c
@@ -262,8 +262,18 @@
 		jinode->i_flags |= JI_COMMIT_RUNNING;
 		spin_unlock(&journal->j_list_lock);
 		err = filemap_fdatawait(jinode->i_vfs_inode->i_mapping);
-		if (!ret)
-			ret = err;
+		if (err) {
+			/*
+			 * Because AS_EIO is cleared by
+			 * wait_on_page_writeback_range(), set it again so
+			 * that user process can get -EIO from fsync().
+			 */
+			set_bit(AS_EIO,
+				&jinode->i_vfs_inode->i_mapping->flags);
+
+			if (!ret)
+				ret = err;
+		}
 		spin_lock(&journal->j_list_lock);
 		jinode->i_flags &= ~JI_COMMIT_RUNNING;
 		wake_up_bit(&jinode->i_flags, __JI_COMMIT_RUNNING);
@@ -670,8 +680,14 @@
 	 * commit block, which happens below in such setting.
 	 */
 	err = journal_finish_inode_data_buffers(journal, commit_transaction);
-	if (err)
-		jbd2_journal_abort(journal, err);
+	if (err) {
+		char b[BDEVNAME_SIZE];
+
+		printk(KERN_WARNING
+			"JBD2: Detected IO errors while flushing file data "
+			"on %s\n", bdevname(journal->j_fs_dev, b));
+		err = 0;
+	}
 
 	/* Lo and behold: we have just managed to send a transaction to
            the log.  Before we can commit it, wait for the IO so far to
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index b26c6d9..8207a01 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -68,7 +68,6 @@
 EXPORT_SYMBOL(jbd2_journal_create);
 EXPORT_SYMBOL(jbd2_journal_load);
 EXPORT_SYMBOL(jbd2_journal_destroy);
-EXPORT_SYMBOL(jbd2_journal_update_superblock);
 EXPORT_SYMBOL(jbd2_journal_abort);
 EXPORT_SYMBOL(jbd2_journal_errno);
 EXPORT_SYMBOL(jbd2_journal_ack_err);
diff --git a/fs/nfs/nfsroot.c b/fs/nfs/nfsroot.c
index 8478fc2..46763d1 100644
--- a/fs/nfs/nfsroot.c
+++ b/fs/nfs/nfsroot.c
@@ -127,7 +127,7 @@
 	Opt_err
 };
 
-static match_table_t __initconst tokens = {
+static match_table_t __initdata tokens = {
 	{Opt_port, "port=%u"},
 	{Opt_rsize, "rsize=%u"},
 	{Opt_wsize, "wsize=%u"},
diff --git a/fs/ufs/super.c b/fs/ufs/super.c
index 3e30e40..3141969 100644
--- a/fs/ufs/super.c
+++ b/fs/ufs/super.c
@@ -1233,7 +1233,7 @@
 {
 	struct ufs_sb_info *sbi = UFS_SB(vfs->mnt_sb);
 	unsigned mval = sbi->s_mount_opt & UFS_MOUNT_UFSTYPE;
-	const struct match_token *tp = tokens;
+	struct match_token *tp = tokens;
 
 	while (tp->token != Opt_onerror_panic && tp->token != mval)
 		++tp;
diff --git a/include/asm-arm/arch-ns9xxx/debug-macro.S b/include/asm-arm/arch-ns9xxx/debug-macro.S
index b21b93e..9468095 100644
--- a/include/asm-arm/arch-ns9xxx/debug-macro.S
+++ b/include/asm-arm/arch-ns9xxx/debug-macro.S
@@ -9,7 +9,7 @@
  */
 #include <asm/hardware.h>
 
-#include <asm/arch-ns9xxx/regs-board-a9m9750dev.h>
+#include <asm/arch/regs-board-a9m9750dev.h>
 
 		.macro	addruart,rx
 		mrc	p15, 0, \rx, c1, c0
diff --git a/include/asm-arm/arch-ns9xxx/entry-macro.S b/include/asm-arm/arch-ns9xxx/entry-macro.S
index 89a21c5..2f6c89d 100644
--- a/include/asm-arm/arch-ns9xxx/entry-macro.S
+++ b/include/asm-arm/arch-ns9xxx/entry-macro.S
@@ -9,7 +9,7 @@
  * the Free Software Foundation.
  */
 #include <asm/hardware.h>
-#include <asm/arch-ns9xxx/regs-sys-common.h>
+#include <asm/arch/regs-sys-common.h>
 
 		.macro	get_irqnr_preamble, base, tmp
 		ldr	\base, =SYS_ISRADDR
diff --git a/include/asm-arm/arch-ns9xxx/processor.h b/include/asm-arm/arch-ns9xxx/processor.h
index f7b53b6..3137e5b 100644
--- a/include/asm-arm/arch-ns9xxx/processor.h
+++ b/include/asm-arm/arch-ns9xxx/processor.h
@@ -11,7 +11,7 @@
 #ifndef __ASM_ARCH_PROCESSOR_H
 #define __ASM_ARCH_PROCESSOR_H
 
-#include <asm/arch-ns9xxx/module.h>
+#include <asm/arch/module.h>
 
 #define processor_is_ns9210()	(0			\
 		|| module_is_cc7ucamry()		\
diff --git a/include/asm-arm/arch-ns9xxx/system.h b/include/asm-arm/arch-ns9xxx/system.h
index 1348073..c294168 100644
--- a/include/asm-arm/arch-ns9xxx/system.h
+++ b/include/asm-arm/arch-ns9xxx/system.h
@@ -12,8 +12,8 @@
 #define __ASM_ARCH_SYSTEM_H
 
 #include <asm/proc-fns.h>
-#include <asm/arch-ns9xxx/processor.h>
-#include <asm/arch-ns9xxx/processor-ns9360.h>
+#include <asm/arch/processor.h>
+#include <asm/arch/processor-ns9360.h>
 
 static inline void arch_idle(void)
 {
diff --git a/include/asm-arm/arch-omap/board.h b/include/asm-arm/arch-omap/board.h
index db44c5d..99564c7 100644
--- a/include/asm-arm/arch-omap/board.h
+++ b/include/asm-arm/arch-omap/board.h
@@ -154,7 +154,7 @@
 };
 
 
-#include <asm-arm/arch-omap/board-nokia.h>
+#include <asm/arch/board-nokia.h>
 
 struct omap_board_config_entry {
 	u16 tag;
diff --git a/include/asm-m68k/contregs.h b/include/asm-m68k/contregs.h
index 1e233e7..d1ea750 100644
--- a/include/asm-m68k/contregs.h
+++ b/include/asm-m68k/contregs.h
@@ -1,4 +1,53 @@
 #ifndef _M68K_CONTREGS_H
 #define _M68K_CONTREGS_H
-#include <asm-sparc/contregs.h>
+
+/* contregs.h:  Addresses of registers in the ASI_CONTROL alternate address
+ *              space. These are for the mmu's context register, etc.
+ *
+ * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ */
+
+/* 3=sun3
+   4=sun4 (as in sun4 sysmaint student book)
+   c=sun4c (according to davem) */
+
+#define AC_IDPROM     0x00000000    /* 34  ID PROM, R/O, byte, 32 bytes      */
+#define AC_PAGEMAP    0x10000000    /* 3   Pagemap R/W, long                 */
+#define AC_SEGMAP     0x20000000    /* 3   Segment map, byte                 */
+#define AC_CONTEXT    0x30000000    /* 34c current mmu-context               */
+#define AC_SENABLE    0x40000000    /* 34c system dvma/cache/reset enable reg*/
+#define AC_UDVMA_ENB  0x50000000    /* 34  Not used on Sun boards, byte      */
+#define AC_BUS_ERROR  0x60000000    /* 34  Not cleared on read, byte.        */
+#define AC_SYNC_ERR   0x60000000    /*  c fault type                         */
+#define AC_SYNC_VA    0x60000004    /*  c fault virtual address              */
+#define AC_ASYNC_ERR  0x60000008    /*  c asynchronous fault type            */
+#define AC_ASYNC_VA   0x6000000c    /*  c async fault virtual address        */
+#define AC_LEDS       0x70000000    /* 34  Zero turns on LEDs, byte          */
+#define AC_CACHETAGS  0x80000000    /* 34c direct access to the VAC tags     */
+#define AC_CACHEDDATA 0x90000000    /* 3 c direct access to the VAC data     */
+#define AC_UDVMA_MAP  0xD0000000    /* 4  Not used on Sun boards, byte       */
+#define AC_VME_VECTOR 0xE0000000    /* 4  For non-Autovector VME, byte       */
+#define AC_BOOT_SCC   0xF0000000    /* 34  bypass to access Zilog 8530. byte.*/
+
+/* s=Swift, h=Ross_HyperSPARC, v=TI_Viking, t=Tsunami, r=Ross_Cypress        */
+#define AC_M_PCR      0x0000        /* shv Processor Control Reg             */
+#define AC_M_CTPR     0x0100        /* shv Context Table Pointer Reg         */
+#define AC_M_CXR      0x0200        /* shv Context Register                  */
+#define AC_M_SFSR     0x0300        /* shv Synchronous Fault Status Reg      */
+#define AC_M_SFAR     0x0400        /* shv Synchronous Fault Address Reg     */
+#define AC_M_AFSR     0x0500        /*  hv Asynchronous Fault Status Reg     */
+#define AC_M_AFAR     0x0600        /*  hv Asynchronous Fault Address Reg    */
+#define AC_M_RESET    0x0700        /*  hv Reset Reg                         */
+#define AC_M_RPR      0x1000        /*  hv Root Pointer Reg                  */
+#define AC_M_TSUTRCR  0x1000        /* s   TLB Replacement Ctrl Reg          */
+#define AC_M_IAPTP    0x1100        /*  hv Instruction Access PTP            */
+#define AC_M_DAPTP    0x1200        /*  hv Data Access PTP                   */
+#define AC_M_ITR      0x1300        /*  hv Index Tag Register                */
+#define AC_M_TRCR     0x1400        /*  hv TLB Replacement Control Reg       */
+#define AC_M_SFSRX    0x1300        /* s   Synch Fault Status Reg prim       */
+#define AC_M_SFARX    0x1400        /* s   Synch Fault Address Reg prim      */
+#define AC_M_RPR1     0x1500        /*  h  Root Pointer Reg (entry 2)        */
+#define AC_M_IAPTP1   0x1600        /*  h  Instruction Access PTP (entry 2)  */
+#define AC_M_DAPTP1   0x1700        /*  h  Data Access PTP (entry 2)         */
+
 #endif /* _M68K_CONTREGS_H */
diff --git a/include/asm-m68k/fbio.h b/include/asm-m68k/fbio.h
index c17edf8..b9215a0 100644
--- a/include/asm-m68k/fbio.h
+++ b/include/asm-m68k/fbio.h
@@ -1 +1,330 @@
-#include <asm-sparc/fbio.h>
+#ifndef __LINUX_FBIO_H
+#define __LINUX_FBIO_H
+
+#include <linux/compiler.h>
+#include <linux/types.h>
+
+/* Constants used for fbio SunOS compatibility */
+/* (C) 1996 Miguel de Icaza */
+
+/* Frame buffer types */
+#define FBTYPE_NOTYPE           -1
+#define FBTYPE_SUN1BW           0   /* mono */
+#define FBTYPE_SUN1COLOR        1 
+#define FBTYPE_SUN2BW           2 
+#define FBTYPE_SUN2COLOR        3 
+#define FBTYPE_SUN2GP           4 
+#define FBTYPE_SUN5COLOR        5 
+#define FBTYPE_SUN3COLOR        6 
+#define FBTYPE_MEMCOLOR         7 
+#define FBTYPE_SUN4COLOR        8 
+ 
+#define FBTYPE_NOTSUN1          9 
+#define FBTYPE_NOTSUN2          10
+#define FBTYPE_NOTSUN3          11
+ 
+#define FBTYPE_SUNFAST_COLOR    12  /* cg6 */
+#define FBTYPE_SUNROP_COLOR     13
+#define FBTYPE_SUNFB_VIDEO      14
+#define FBTYPE_SUNGIFB          15
+#define FBTYPE_SUNGPLAS         16
+#define FBTYPE_SUNGP3           17
+#define FBTYPE_SUNGT            18
+#define FBTYPE_SUNLEO           19      /* zx Leo card */
+#define FBTYPE_MDICOLOR         20      /* cg14 */
+#define FBTYPE_TCXCOLOR		21	/* SUNW,tcx card */
+
+#define FBTYPE_LASTPLUSONE      21	/* This is not last + 1 in fact... */
+
+/* Does not seem to be listed in the Sun file either */
+#define FBTYPE_CREATOR          22
+#define FBTYPE_PCI_IGA1682	23
+#define FBTYPE_P9100COLOR	24
+
+#define FBTYPE_PCI_GENERIC	1000
+#define FBTYPE_PCI_MACH64	1001
+
+/* fbio ioctls */
+/* Returned by FBIOGTYPE */
+struct  fbtype {
+        int     fb_type;        /* fb type, see above */
+        int     fb_height;      /* pixels */
+        int     fb_width;       /* pixels */
+        int     fb_depth;
+        int     fb_cmsize;      /* color map entries */
+        int     fb_size;        /* fb size in bytes */
+};
+#define FBIOGTYPE _IOR('F', 0, struct fbtype)
+
+struct  fbcmap {
+        int             index;          /* first element (0 origin) */
+        int             count;
+        unsigned char   __user *red;
+        unsigned char   __user *green;
+        unsigned char   __user *blue;
+};
+
+#ifdef __KERNEL__
+#define FBIOPUTCMAP_SPARC _IOW('F', 3, struct fbcmap)
+#define FBIOGETCMAP_SPARC _IOW('F', 4, struct fbcmap)
+#else
+#define FBIOPUTCMAP _IOW('F', 3, struct fbcmap)
+#define FBIOGETCMAP _IOW('F', 4, struct fbcmap)
+#endif
+
+/* # of device specific values */
+#define FB_ATTR_NDEVSPECIFIC    8
+/* # of possible emulations */
+#define FB_ATTR_NEMUTYPES       4
+ 
+struct fbsattr {
+        int     flags;
+        int     emu_type;	/* -1 if none */
+        int     dev_specific[FB_ATTR_NDEVSPECIFIC];
+};
+ 
+struct fbgattr {
+        int     real_type;	/* real frame buffer type */
+        int     owner;		/* unknown */
+        struct fbtype fbtype;	/* real frame buffer fbtype */
+        struct fbsattr sattr;   
+        int     emu_types[FB_ATTR_NEMUTYPES]; /* supported emulations */
+};
+#define FBIOSATTR  _IOW('F', 5, struct fbgattr) /* Unsupported: */
+#define FBIOGATTR  _IOR('F', 6, struct fbgattr)	/* supported */
+
+#define FBIOSVIDEO _IOW('F', 7, int)
+#define FBIOGVIDEO _IOR('F', 8, int)
+
+struct fbcursor {
+        short set;              /* what to set, choose from the list above */
+        short enable;           /* cursor on/off */
+        struct fbcurpos pos;    /* cursor position */
+        struct fbcurpos hot;    /* cursor hot spot */
+        struct fbcmap cmap;     /* color map info */
+        struct fbcurpos size;   /* cursor bit map size */
+        char __user *image;     /* cursor image bits */
+        char __user *mask;      /* cursor mask bits */
+};
+
+/* set/get cursor attributes/shape */
+#define FBIOSCURSOR     _IOW('F', 24, struct fbcursor)
+#define FBIOGCURSOR     _IOWR('F', 25, struct fbcursor)
+ 
+/* set/get cursor position */
+#define FBIOSCURPOS     _IOW('F', 26, struct fbcurpos)
+#define FBIOGCURPOS     _IOW('F', 27, struct fbcurpos)
+ 
+/* get max cursor size */
+#define FBIOGCURMAX     _IOR('F', 28, struct fbcurpos)
+
+/* wid manipulation */
+struct fb_wid_alloc {
+#define FB_WID_SHARED_8		0
+#define FB_WID_SHARED_24	1
+#define FB_WID_DBL_8		2
+#define FB_WID_DBL_24		3
+	__u32	wa_type;
+	__s32	wa_index;	/* Set on return */
+	__u32	wa_count;	
+};
+struct fb_wid_item {
+	__u32	wi_type;
+	__s32	wi_index;
+	__u32	wi_attrs;
+	__u32	wi_values[32];
+};
+struct fb_wid_list {
+	__u32	wl_flags;
+	__u32	wl_count;
+	struct fb_wid_item	*wl_list;
+};
+
+#define FBIO_WID_ALLOC	_IOWR('F', 30, struct fb_wid_alloc)
+#define FBIO_WID_FREE	_IOW('F', 31, struct fb_wid_alloc)
+#define FBIO_WID_PUT	_IOW('F', 32, struct fb_wid_list)
+#define FBIO_WID_GET	_IOWR('F', 33, struct fb_wid_list)
+
+/* Creator ioctls */
+#define FFB_IOCTL	('F'<<8)
+#define FFB_SYS_INFO		(FFB_IOCTL|80)
+#define FFB_CLUTREAD		(FFB_IOCTL|81)
+#define FFB_CLUTPOST		(FFB_IOCTL|82)
+#define FFB_SETDIAGMODE		(FFB_IOCTL|83)
+#define FFB_GETMONITORID	(FFB_IOCTL|84)
+#define FFB_GETVIDEOMODE	(FFB_IOCTL|85)
+#define FFB_SETVIDEOMODE	(FFB_IOCTL|86)
+#define FFB_SETSERVER		(FFB_IOCTL|87)
+#define FFB_SETOVCTL		(FFB_IOCTL|88)
+#define FFB_GETOVCTL		(FFB_IOCTL|89)
+#define FFB_GETSAXNUM		(FFB_IOCTL|90)
+#define FFB_FBDEBUG		(FFB_IOCTL|91)
+
+/* Cg14 ioctls */
+#define MDI_IOCTL          ('M'<<8)
+#define MDI_RESET          (MDI_IOCTL|1)
+#define MDI_GET_CFGINFO    (MDI_IOCTL|2)
+#define MDI_SET_PIXELMODE  (MDI_IOCTL|3)
+#    define MDI_32_PIX     32
+#    define MDI_16_PIX     16
+#    define MDI_8_PIX      8
+
+struct mdi_cfginfo {
+	int     mdi_ncluts;     /* Number of implemented CLUTs in this MDI */
+        int     mdi_type;       /* FBTYPE name */
+        int     mdi_height;     /* height */
+        int     mdi_width;      /* widht */
+        int     mdi_size;       /* available ram */
+        int     mdi_mode;       /* 8bpp, 16bpp or 32bpp */
+        int     mdi_pixfreq;    /* pixel clock (from PROM) */
+};
+
+/* SparcLinux specific ioctl for the MDI, should be replaced for
+ * the SET_XLUT/SET_CLUTn ioctls instead
+ */
+#define MDI_CLEAR_XLUT       (MDI_IOCTL|9)
+
+/* leo & ffb ioctls */
+struct fb_clut_alloc {
+	__u32	clutid;	/* Set on return */
+ 	__u32	flag;
+ 	__u32	index;
+};
+
+struct fb_clut {
+#define FB_CLUT_WAIT	0x00000001	/* Not yet implemented */
+ 	__u32	flag;
+ 	__u32	clutid;
+ 	__u32	offset;
+ 	__u32	count;
+ 	char *	red;
+ 	char *	green;
+ 	char *	blue;
+};
+
+struct fb_clut32 {
+ 	__u32	flag;
+ 	__u32	clutid;
+ 	__u32	offset;
+ 	__u32	count;
+ 	__u32	red;
+ 	__u32	green;
+ 	__u32	blue;
+};
+
+#define LEO_CLUTALLOC	_IOWR('L', 53, struct fb_clut_alloc)
+#define LEO_CLUTFREE	_IOW('L', 54, struct fb_clut_alloc)
+#define LEO_CLUTREAD	_IOW('L', 55, struct fb_clut)
+#define LEO_CLUTPOST	_IOW('L', 56, struct fb_clut)
+#define LEO_SETGAMMA	_IOW('L', 68, int) /* Not yet implemented */
+#define LEO_GETGAMMA	_IOR('L', 69, int) /* Not yet implemented */
+
+#ifdef __KERNEL__
+/* Addresses on the fd of a cgsix that are mappable */
+#define CG6_FBC    0x70000000
+#define CG6_TEC    0x70001000
+#define CG6_BTREGS 0x70002000
+#define CG6_FHC    0x70004000
+#define CG6_THC    0x70005000
+#define CG6_ROM    0x70006000
+#define CG6_RAM    0x70016000
+#define CG6_DHC    0x80000000
+
+#define CG3_MMAP_OFFSET 0x4000000
+
+/* Addresses on the fd of a tcx that are mappable */
+#define TCX_RAM8BIT   		0x00000000
+#define TCX_RAM24BIT   		0x01000000
+#define TCX_UNK3   		0x10000000
+#define TCX_UNK4   		0x20000000
+#define TCX_CONTROLPLANE   	0x28000000
+#define TCX_UNK6   		0x30000000
+#define TCX_UNK7   		0x38000000
+#define TCX_TEC    		0x70000000
+#define TCX_BTREGS 		0x70002000
+#define TCX_THC    		0x70004000
+#define TCX_DHC    		0x70008000
+#define TCX_ALT	   		0x7000a000
+#define TCX_SYNC   		0x7000e000
+#define TCX_UNK2    		0x70010000
+
+/* CG14 definitions */
+
+/* Offsets into the OBIO space: */
+#define CG14_REGS        0       /* registers */
+#define CG14_CURSORREGS  0x1000  /* cursor registers */
+#define CG14_DACREGS     0x2000  /* DAC registers */
+#define CG14_XLUT        0x3000  /* X Look Up Table -- ??? */
+#define CG14_CLUT1       0x4000  /* Color Look Up Table */
+#define CG14_CLUT2       0x5000  /* Color Look Up Table */
+#define CG14_CLUT3       0x6000  /* Color Look Up Table */
+#define CG14_AUTO	 0xf000
+
+#endif /* KERNEL */
+
+/* These are exported to userland for applications to use */
+/* Mappable offsets for the cg14: control registers */
+#define MDI_DIRECT_MAP 0x10000000
+#define MDI_CTLREG_MAP 0x20000000
+#define MDI_CURSOR_MAP 0x30000000
+#define MDI_SHDW_VRT_MAP 0x40000000
+
+/* Mappable offsets for the cg14: frame buffer resolutions */
+/* 32 bits */
+#define MDI_CHUNKY_XBGR_MAP 0x50000000
+#define MDI_CHUNKY_BGR_MAP 0x60000000
+
+/* 16 bits */
+#define MDI_PLANAR_X16_MAP 0x70000000
+#define MDI_PLANAR_C16_MAP 0x80000000
+
+/* 8 bit is done as CG3 MMAP offset */
+/* 32 bits, planar */
+#define MDI_PLANAR_X32_MAP 0x90000000
+#define MDI_PLANAR_B32_MAP 0xa0000000
+#define MDI_PLANAR_G32_MAP 0xb0000000
+#define MDI_PLANAR_R32_MAP 0xc0000000
+
+/* Mappable offsets on leo */
+#define LEO_SS0_MAP            0x00000000
+#define LEO_LC_SS0_USR_MAP     0x00800000
+#define LEO_LD_SS0_MAP         0x00801000
+#define LEO_LX_CURSOR_MAP      0x00802000
+#define LEO_SS1_MAP            0x00803000
+#define LEO_LC_SS1_USR_MAP     0x01003000
+#define LEO_LD_SS1_MAP         0x01004000
+#define LEO_UNK_MAP            0x01005000
+#define LEO_LX_KRN_MAP         0x01006000
+#define LEO_LC_SS0_KRN_MAP     0x01007000
+#define LEO_LC_SS1_KRN_MAP     0x01008000
+#define LEO_LD_GBL_MAP         0x01009000
+#define LEO_UNK2_MAP           0x0100a000
+
+#ifdef __KERNEL__
+struct  fbcmap32 {
+	int             index;          /* first element (0 origin) */
+	int             count;
+	u32		red;
+	u32		green;
+	u32		blue;
+};
+
+#define FBIOPUTCMAP32	_IOW('F', 3, struct fbcmap32)
+#define FBIOGETCMAP32	_IOW('F', 4, struct fbcmap32)
+
+struct fbcursor32 {
+	short set;		/* what to set, choose from the list above */
+	short enable;		/* cursor on/off */
+	struct fbcurpos pos;	/* cursor position */
+	struct fbcurpos hot;	/* cursor hot spot */
+	struct fbcmap32 cmap;	/* color map info */
+	struct fbcurpos size;	/* cursor bit map size */
+	u32	image;		/* cursor image bits */
+	u32	mask;		/* cursor mask bits */
+};
+
+#define FBIOSCURSOR32	_IOW('F', 24, struct fbcursor32)
+#define FBIOGCURSOR32	_IOW('F', 25, struct fbcursor32)
+#endif
+
+#endif /* __LINUX_FBIO_H */
diff --git a/include/asm-m68k/idprom.h b/include/asm-m68k/idprom.h
index 4349eaf..160616a 100644
--- a/include/asm-m68k/idprom.h
+++ b/include/asm-m68k/idprom.h
@@ -1,6 +1,25 @@
 #ifndef _M68K_IDPROM_H
 #define _M68K_IDPROM_H
-#include <asm-sparc/idprom.h>
+/*
+ * idprom.h: Macros and defines for idprom routines
+ *
+ * Copyright (C) 1995,1996 David S. Miller (davem@caip.rutgers.edu)
+ */
+
+#include <linux/types.h>
+
+struct idprom {
+	u8		id_format;	/* Format identifier (always 0x01) */
+	u8		id_machtype;	/* Machine type */
+	u8		id_ethaddr[6];	/* Hardware ethernet address */
+	s32		id_date;	/* Date of manufacture */
+	u32		id_sernum:24;	/* Unique serial number */
+	u8		id_cksum;	/* Checksum - xor of the data bytes */
+	u8		reserved[16];
+};
+
+extern struct idprom *idprom;
+extern void idprom_init(void);
 
 /* Sun3: in control space */
 #define SUN3_IDPROM_BASE	0x00000000
diff --git a/include/asm-s390/emergency-restart.h b/include/asm-s390/emergency-restart.h
deleted file mode 100644
index 108d8c4..0000000
--- a/include/asm-s390/emergency-restart.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef _ASM_EMERGENCY_RESTART_H
-#define _ASM_EMERGENCY_RESTART_H
-
-#include <asm-generic/emergency-restart.h>
-
-#endif /* _ASM_EMERGENCY_RESTART_H */
diff --git a/include/asm-s390/ioctl.h b/include/asm-s390/ioctl.h
deleted file mode 100644
index b279fe0..0000000
--- a/include/asm-s390/ioctl.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <asm-generic/ioctl.h>
diff --git a/include/asm-s390/irq_regs.h b/include/asm-s390/irq_regs.h
deleted file mode 100644
index 3dd9c0b..0000000
--- a/include/asm-s390/irq_regs.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <asm-generic/irq_regs.h>
diff --git a/include/asm-s390/local.h b/include/asm-s390/local.h
deleted file mode 100644
index c11c530..0000000
--- a/include/asm-s390/local.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <asm-generic/local.h>
diff --git a/include/asm-s390/poll.h b/include/asm-s390/poll.h
deleted file mode 100644
index c98509d..0000000
--- a/include/asm-s390/poll.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <asm-generic/poll.h>
diff --git a/include/linux/ihex.h b/include/linux/ihex.h
index 2baace2..31d8629 100644
--- a/include/linux/ihex.h
+++ b/include/linux/ihex.h
@@ -18,7 +18,7 @@
 	__be32 addr;
 	__be16 len;
 	uint8_t data[0];
-} __attribute__((aligned(4)));
+} __attribute__((packed));
 
 /* Find the next record, taking into account the 4-byte alignment */
 static inline const struct ihex_binrec *
diff --git a/include/linux/mISDNif.h b/include/linux/mISDNif.h
index 5c948f3..8f2d60d 100644
--- a/include/linux/mISDNif.h
+++ b/include/linux/mISDNif.h
@@ -37,7 +37,7 @@
  */
 #define	MISDN_MAJOR_VERSION	1
 #define	MISDN_MINOR_VERSION	0
-#define MISDN_RELEASE		18
+#define MISDN_RELEASE		19
 
 /* primitives for information exchange
  * generell format
@@ -242,7 +242,8 @@
 #define TEI_SAPI		63
 #define CTRL_SAPI		0
 
-#define MISDN_CHMAP_SIZE	4
+#define MISDN_MAX_CHANNEL	127
+#define MISDN_CHMAP_SIZE	((MISDN_MAX_CHANNEL + 1) >> 3)
 
 #define SOL_MISDN	0
 
@@ -275,11 +276,32 @@
 	u_int			Dprotocols;
 	u_int			Bprotocols;
 	u_int			protocol;
-	u_long			channelmap[MISDN_CHMAP_SIZE];
+	u_char			channelmap[MISDN_CHMAP_SIZE];
 	u_int			nrbchan;
 	char			name[MISDN_MAX_IDLEN];
 };
 
+static inline int
+test_channelmap(u_int nr, u_char *map)
+{
+	if (nr <= MISDN_MAX_CHANNEL)
+		return map[nr >> 3] & (1 << (nr & 7));
+	else
+		return 0;
+}
+
+static inline void
+set_channelmap(u_int nr, u_char *map)
+{
+	map[nr >> 3] |= (1 << (nr & 7));
+}
+
+static inline void
+clear_channelmap(u_int nr, u_char *map)
+{
+	map[nr >> 3] &= ~(1 << (nr & 7));
+}
+
 /* CONTROL_CHANNEL parameters */
 #define MISDN_CTRL_GETOP		0x0000
 #define MISDN_CTRL_LOOP			0x0001
@@ -405,7 +427,7 @@
 	u_int			Dprotocols;
 	u_int			Bprotocols;
 	u_int			nrbchan;
-	u_long			channelmap[MISDN_CHMAP_SIZE];
+	u_char			channelmap[MISDN_CHMAP_SIZE];
 	struct list_head	bchannels;
 	struct mISDNchannel	*teimgr;
 	struct device		dev;
@@ -430,7 +452,7 @@
 #endif
 };
 
-/* global alloc/queue dunctions */
+/* global alloc/queue functions */
 
 static inline struct sk_buff *
 mI_alloc_skb(unsigned int len, gfp_t gfp_mask)
diff --git a/include/linux/parser.h b/include/linux/parser.h
index cc554ca..7dcd050 100644
--- a/include/linux/parser.h
+++ b/include/linux/parser.h
@@ -14,7 +14,7 @@
 	const char *pattern;
 };
 
-typedef const struct match_token match_table_t[];
+typedef struct match_token match_table_t[];
 
 /* Maximum number of arguments that match_token will find in a pattern */
 enum {MAX_OPT_ARGS = 3};
diff --git a/include/linux/vt_kern.h b/include/linux/vt_kern.h
index 8c8119f..1c78d56 100644
--- a/include/linux/vt_kern.h
+++ b/include/linux/vt_kern.h
@@ -86,6 +86,7 @@
 #define con_copy_unimap(d, s) (0)
 #define con_get_unimap(vc, ct, uct, list) (-EINVAL)
 #define con_free_unimap(vc) do { ; } while (0)
+#define con_protect_unimap(vc, rdonly) do { ; } while (0)
 
 #define vc_translate(vc, c) (c)
 #endif
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 291d56a..9cecc40 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -140,8 +140,7 @@
 	unsigned fix_capacity:1;	/* READ_CAPACITY is too high by 1 */
 	unsigned guess_capacity:1;	/* READ_CAPACITY might be too high by 1 */
 	unsigned retry_hwerror:1;	/* Retry HARDWARE_ERROR */
-	unsigned last_sector_bug:1;	/* do not use multisector accesses on
-					   SD_LAST_BUGGY_SECTORS */
+	unsigned last_sector_bug:1;	/* Always read last sector in a 1 sector read */
 
 	DECLARE_BITMAP(supported_events, SDEV_EVT_MAXBITS); /* supported events */
 	struct list_head event_list;	/* asserted events */
diff --git a/kernel/sched.c b/kernel/sched.c
index 21f7da9..04160d2 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -5004,19 +5004,21 @@
 			return -EPERM;
 	}
 
+	if (user) {
 #ifdef CONFIG_RT_GROUP_SCHED
-	/*
-	 * Do not allow realtime tasks into groups that have no runtime
-	 * assigned.
-	 */
-	if (user
-	    && rt_policy(policy) && task_group(p)->rt_bandwidth.rt_runtime == 0)
-		return -EPERM;
+		/*
+		 * Do not allow realtime tasks into groups that have no runtime
+		 * assigned.
+		 */
+		if (rt_policy(policy) && task_group(p)->rt_bandwidth.rt_runtime == 0)
+			return -EPERM;
 #endif
 
-	retval = security_task_setscheduler(p, policy, param);
-	if (retval)
-		return retval;
+		retval = security_task_setscheduler(p, policy, param);
+		if (retval)
+			return retval;
+	}
+
 	/*
 	 * make sure no PI-waiters arrive (or leave) while we are
 	 * changing the priority of the task:
diff --git a/mm/memory.c b/mm/memory.c
index 6793b9c..a472bcd 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2765,16 +2765,26 @@
 
 	vma = find_vma(current->mm, addr);
 	if (!vma)
-		return -1;
+		return -ENOMEM;
 	write = (vma->vm_flags & VM_WRITE) != 0;
 	BUG_ON(addr >= end);
 	BUG_ON(end > vma->vm_end);
 	len = DIV_ROUND_UP(end, PAGE_SIZE) - addr/PAGE_SIZE;
 	ret = get_user_pages(current, current->mm, addr,
 			len, write, 0, NULL, NULL);
-	if (ret < 0)
+	if (ret < 0) {
+		/*
+		   SUS require strange return value to mlock
+		    - invalid addr generate to ENOMEM.
+		    - out of memory should generate EAGAIN.
+		*/
+		if (ret == -EFAULT)
+			ret = -ENOMEM;
+		else if (ret == -ENOMEM)
+			ret = -EAGAIN;
 		return ret;
-	return ret == len ? 0 : -1;
+	}
+	return ret == len ? 0 : -ENOMEM;
 }
 
 #if !defined(__HAVE_ARCH_GATE_AREA)
diff --git a/mm/mlock.c b/mm/mlock.c
index 7b26560..01fbe93 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -78,8 +78,6 @@
 
 	mm->locked_vm -= pages;
 out:
-	if (ret == -ENOMEM)
-		ret = -EAGAIN;
 	return ret;
 }
 
diff --git a/mm/truncate.c b/mm/truncate.c
index e68443d..894e9a7 100644
--- a/mm/truncate.c
+++ b/mm/truncate.c
@@ -104,7 +104,6 @@
 	cancel_dirty_page(page, PAGE_CACHE_SIZE);
 
 	remove_from_page_cache(page);
-	ClearPageUptodate(page);
 	ClearPageMappedToDisk(page);
 	page_cache_release(page);	/* pagecache ref */
 }
@@ -356,7 +355,6 @@
 	BUG_ON(PagePrivate(page));
 	__remove_from_page_cache(page);
 	spin_unlock_irq(&mapping->tree_lock);
-	ClearPageUptodate(page);
 	page_cache_release(page);	/* pagecache ref */
 	return 1;
 failed:
diff --git a/scripts/Makefile.fwinst b/scripts/Makefile.fwinst
index f63a663..6bf8e87 100644
--- a/scripts/Makefile.fwinst
+++ b/scripts/Makefile.fwinst
@@ -50,8 +50,12 @@
 .PHONY: $(PHONY)
 
 __fw_install: $(installed-fw)
+
 __fw_modinst: $(installed-mod-fw)
+	@:
+
 __fw_modbuild: $(addprefix $(obj)/,$(mod-fw))
+	@:
 
 FORCE:
 
diff --git a/sound/core/seq/oss/seq_oss_synth.c b/sound/core/seq/oss/seq_oss_synth.c
index 558dadb..e024e45 100644
--- a/sound/core/seq/oss/seq_oss_synth.c
+++ b/sound/core/seq/oss/seq_oss_synth.c
@@ -604,6 +604,9 @@
 {
 	struct seq_oss_synth *rec;
 
+	if (dev < 0 || dev >= dp->max_synthdev)
+		return -ENXIO;
+
 	if (dp->synths[dev].is_midi) {
 		struct midi_info minf;
 		snd_seq_oss_midi_make_info(dp, dp->synths[dev].midi_mapped, &minf);