Merge branch 'fixes-25' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq
* 'fixes-25' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq:
[CPUFREQ] fix section mismatch warnings
[CPUFREQ] Remove debugging message from e_powersaver
[CPUFREQ] Fix missing cpufreq_cpu_put() call in ->store
[CPUFREQ] Fix missing cpufreq_cpu_put() call in ->show
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 9892827..1831833 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -351,6 +351,10 @@
source "fs/Kconfig.binfmt"
+config FORCE_MAX_ZONEORDER
+ int
+ default "9"
+
config PROCESS_DEBUG
bool "Show crashed user process info"
help
diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index 39921f3..62f6b5a 100644
--- a/arch/s390/defconfig
+++ b/arch/s390/defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.24
-# Sat Feb 9 12:13:01 2008
+# Linux kernel version: 2.6.25-rc4
+# Wed Mar 5 11:22:59 2008
#
CONFIG_MMU=y
CONFIG_ZONE_DMA=y
@@ -43,12 +43,15 @@
# CONFIG_CGROUP_DEBUG is not set
CONFIG_CGROUP_NS=y
# CONFIG_CPUSETS is not set
+CONFIG_GROUP_SCHED=y
CONFIG_FAIR_GROUP_SCHED=y
-CONFIG_FAIR_USER_SCHED=y
-# CONFIG_FAIR_CGROUP_SCHED is not set
+# CONFIG_RT_GROUP_SCHED is not set
+CONFIG_USER_SCHED=y
+# CONFIG_CGROUP_SCHED is not set
# CONFIG_CGROUP_CPUACCT is not set
# CONFIG_RESOURCE_COUNTERS is not set
CONFIG_SYSFS_DEPRECATED=y
+CONFIG_SYSFS_DEPRECATED_V2=y
# CONFIG_RELAY is not set
CONFIG_NAMESPACES=y
CONFIG_UTS_NS=y
@@ -85,7 +88,9 @@
# CONFIG_MARKERS is not set
CONFIG_HAVE_OPROFILE=y
CONFIG_KPROBES=y
+CONFIG_KRETPROBES=y
CONFIG_HAVE_KPROBES=y
+CONFIG_HAVE_KRETPROBES=y
CONFIG_PROC_PAGE_MONITOR=y
CONFIG_SLABINFO=y
CONFIG_RT_MUTEXES=y
@@ -185,6 +190,7 @@
CONFIG_IPL_VM=y
CONFIG_BINFMT_ELF=y
CONFIG_BINFMT_MISC=m
+CONFIG_FORCE_MAX_ZONEORDER=9
# CONFIG_PROCESS_DEBUG is not set
CONFIG_PFAULT=y
# CONFIG_SHARED_KERNEL is not set
@@ -435,6 +441,7 @@
CONFIG_MISC_DEVICES=y
# CONFIG_EEPROM_93CX6 is not set
# CONFIG_ENCLOSURE_SERVICES is not set
+# CONFIG_HAVE_IDE is not set
#
# SCSI device support
@@ -593,6 +600,7 @@
#
# Sonics Silicon Backplane
#
+# CONFIG_MEMSTICK is not set
#
# File systems
@@ -750,7 +758,6 @@
# CONFIG_DEBUG_LIST is not set
# CONFIG_DEBUG_SG is not set
# CONFIG_FRAME_POINTER is not set
-CONFIG_FORCED_INLINING=y
# CONFIG_RCU_TORTURE_TEST is not set
# CONFIG_KPROBES_SANITY_TEST is not set
# CONFIG_BACKTRACE_SELF_TEST is not set
@@ -759,6 +766,7 @@
# CONFIG_LATENCYTOP is not set
CONFIG_SAMPLES=y
# CONFIG_SAMPLE_KOBJECT is not set
+# CONFIG_SAMPLE_KPROBES is not set
# CONFIG_DEBUG_PAGEALLOC is not set
#
diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
index b3b650a..4d3e383 100644
--- a/arch/s390/kernel/Makefile
+++ b/arch/s390/kernel/Makefile
@@ -4,6 +4,11 @@
EXTRA_AFLAGS := -traditional
+#
+# Passing null pointers is ok for smp code, since we access the lowcore here.
+#
+CFLAGS_smp.o := -Wno-nonnull
+
obj-y := bitmap.o traps.o time.o process.o base.o early.o \
setup.o sys_s390.o ptrace.o signal.o cpcmd.o ebcdic.o \
semaphore.o s390_ext.o debug.o irq.o ipl.o dis.o diag.o
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c
index 9f7b73b..01832c4 100644
--- a/arch/s390/kernel/early.c
+++ b/arch/s390/kernel/early.c
@@ -88,13 +88,17 @@
__cpcmd(defsys_cmd, NULL, 0, &response);
- if (response != 0)
+ if (response != 0) {
+ kernel_nss_name[0] = '\0';
return;
+ }
__cpcmd(savesys_cmd, NULL, 0, &response);
- if (response != strlen(savesys_cmd))
+ if (response != strlen(savesys_cmd)) {
+ kernel_nss_name[0] = '\0';
return;
+ }
ipl_flags = IPL_NSS_VALID;
}
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index 60acdc2..375232c 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -704,6 +704,7 @@
default:
break;
}
+ disabled_wait((unsigned long) __builtin_return_address(0));
}
static void __init reipl_probe(void)
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 1c59ec1..ce20315 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -152,6 +152,10 @@
local_mcck_disable();
if (test_thread_flag(TIF_MCCK_PENDING)) {
local_mcck_enable();
+ /* disable monitor call class 0 */
+ __ctl_clear_bit(8, 15);
+ atomic_notifier_call_chain(&idle_chain, S390_CPU_NOT_IDLE,
+ hcpu);
local_irq_enable();
s390_handle_mcck();
return;
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 818bd09..8f894d3 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -629,14 +629,8 @@
panic_stack = __get_free_page(GFP_KERNEL);
if (!panic_stack || !async_stack)
goto out;
- /*
- * Only need to copy the first 512 bytes from address 0. But since
- * the compiler emits a warning if src == NULL for memcpy use copy_page
- * instead. Copies more than needed but this code is not performance
- * critical.
- */
- copy_page(lowcore, &S390_lowcore);
- memset((void *)lowcore + 512, 0, sizeof(*lowcore) - 512);
+ memcpy(lowcore, &S390_lowcore, 512);
+ memset((char *)lowcore + 512, 0, sizeof(*lowcore) - 512);
lowcore->async_stack = async_stack + ASYNC_SIZE;
lowcore->panic_stack = panic_stack + PAGE_SIZE;
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index 76a5dd1..cb232c1 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -209,8 +209,6 @@
*/
static void start_hz_timer(void)
{
- BUG_ON(!in_interrupt());
-
if (!cpu_isset(smp_processor_id(), nohz_cpu_mask))
return;
account_ticks(get_clock());
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 1db93b6..8a49835 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -186,6 +186,7 @@
AHCI_HFLAG_NO_MSI = (1 << 5), /* no PCI MSI */
AHCI_HFLAG_NO_PMP = (1 << 6), /* no PMP */
AHCI_HFLAG_NO_HOTPLUG = (1 << 7), /* ignore PxSERR.DIAG.N */
+ AHCI_HFLAG_SECT255 = (1 << 8), /* max 255 sectors */
/* ap->flags bits */
@@ -255,6 +256,7 @@
static void ahci_p5wdh_error_handler(struct ata_port *ap);
static void ahci_post_internal_cmd(struct ata_queued_cmd *qc);
static int ahci_port_resume(struct ata_port *ap);
+static void ahci_dev_config(struct ata_device *dev);
static unsigned int ahci_fill_sg(struct ata_queued_cmd *qc, void *cmd_tbl);
static void ahci_fill_cmd_slot(struct ahci_port_priv *pp, unsigned int tag,
u32 opts);
@@ -294,6 +296,8 @@
.check_altstatus = ahci_check_status,
.dev_select = ata_noop_dev_select,
+ .dev_config = ahci_dev_config,
+
.tf_read = ahci_tf_read,
.qc_defer = sata_pmp_qc_defer_cmd_switch,
@@ -425,7 +429,7 @@
/* board_ahci_sb600 */
{
AHCI_HFLAGS (AHCI_HFLAG_IGN_SERR_INTERNAL |
- AHCI_HFLAG_32BIT_ONLY | AHCI_HFLAG_NO_PMP),
+ AHCI_HFLAG_SECT255 | AHCI_HFLAG_NO_PMP),
.flags = AHCI_FLAG_COMMON,
.link_flags = AHCI_LFLAG_COMMON,
.pio_mask = 0x1f, /* pio0-4 */
@@ -1176,6 +1180,14 @@
VPRINTK("HOST_CTL 0x%x\n", tmp);
}
+static void ahci_dev_config(struct ata_device *dev)
+{
+ struct ahci_host_priv *hpriv = dev->link->ap->host->private_data;
+
+ if (hpriv->flags & AHCI_HFLAG_SECT255)
+ dev->max_sectors = 255;
+}
+
static unsigned int ahci_dev_classify(struct ata_port *ap)
{
void __iomem *port_mmio = ahci_port_base(ap);
diff --git a/drivers/ata/pata_hpt366.c b/drivers/ata/pata_hpt366.c
index 0713872..a742efa 100644
--- a/drivers/ata/pata_hpt366.c
+++ b/drivers/ata/pata_hpt366.c
@@ -27,7 +27,7 @@
#include <linux/libata.h>
#define DRV_NAME "pata_hpt366"
-#define DRV_VERSION "0.6.1"
+#define DRV_VERSION "0.6.2"
struct hpt_clock {
u8 xfer_speed;
@@ -180,9 +180,9 @@
if (hpt_dma_blacklisted(adev, "UDMA", bad_ata33))
mask &= ~ATA_MASK_UDMA;
if (hpt_dma_blacklisted(adev, "UDMA3", bad_ata66_3))
- mask &= ~(0x07 << ATA_SHIFT_UDMA);
+ mask &= ~(0xF8 << ATA_SHIFT_UDMA);
if (hpt_dma_blacklisted(adev, "UDMA4", bad_ata66_4))
- mask &= ~(0x0F << ATA_SHIFT_UDMA);
+ mask &= ~(0xF0 << ATA_SHIFT_UDMA);
}
return ata_pci_default_filter(adev, mask);
}
diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 68eb349..9a10878 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -24,7 +24,7 @@
#include <linux/libata.h>
#define DRV_NAME "pata_hpt37x"
-#define DRV_VERSION "0.6.9"
+#define DRV_VERSION "0.6.11"
struct hpt_clock {
u8 xfer_speed;
@@ -281,7 +281,7 @@
if (hpt_dma_blacklisted(adev, "UDMA", bad_ata33))
mask &= ~ATA_MASK_UDMA;
if (hpt_dma_blacklisted(adev, "UDMA100", bad_ata100_5))
- mask &= ~(0x1F << ATA_SHIFT_UDMA);
+ mask &= ~(0xE0 << ATA_SHIFT_UDMA);
}
return ata_pci_default_filter(adev, mask);
}
@@ -297,7 +297,7 @@
{
if (adev->class == ATA_DEV_ATA) {
if (hpt_dma_blacklisted(adev, "UDMA100", bad_ata100_5))
- mask &= ~ (0x1F << ATA_SHIFT_UDMA);
+ mask &= ~(0xE0 << ATA_SHIFT_UDMA);
}
return ata_pci_default_filter(adev, mask);
}
diff --git a/drivers/ata/pata_serverworks.c b/drivers/ata/pata_serverworks.c
index 9c523fb..a589c0f 100644
--- a/drivers/ata/pata_serverworks.c
+++ b/drivers/ata/pata_serverworks.c
@@ -226,7 +226,7 @@
for (i = 0; (p = csb_bad_ata100[i]) != NULL; i++) {
if (!strcmp(p, model_num))
- mask &= ~(0x1F << ATA_SHIFT_UDMA);
+ mask &= ~(0xE0 << ATA_SHIFT_UDMA);
}
return ata_pci_default_filter(adev, mask);
}
diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c
index f69714a..b19db20 100644
--- a/drivers/s390/block/dasd_3990_erp.c
+++ b/drivers/s390/block/dasd_3990_erp.c
@@ -2310,10 +2310,8 @@
dasd_3990_erp_error_match(struct dasd_ccw_req *cqr1, struct dasd_ccw_req *cqr2)
{
- /* check failed CCW */
- if (cqr1->irb.scsw.cpa != cqr2->irb.scsw.cpa) {
- // return 0; /* CCW doesn't match */
- }
+ if (cqr1->startdev != cqr2->startdev)
+ return 0;
if (cqr1->irb.esw.esw0.erw.cons != cqr2->irb.esw.esw0.erw.cons)
return 0;
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index 28a86f0..556063e 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -62,8 +62,10 @@
return 0;
if (device->block)
block = device->block;
- else
+ else {
+ dasd_put_device(device);
return 0;
+ }
/* Print device number. */
seq_printf(m, "%s", device->cdev->dev.bus_id);
/* Print discipline string. */
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index 92f5272..f7b258d 100644
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -367,7 +367,7 @@
sclp_vt220_emit_current();
}
-#define BUFFER_MAX_DELAY HZ/2
+#define BUFFER_MAX_DELAY HZ/20
/*
* Internal implementation of the write function. Write COUNT bytes of data
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
index d0c6fd3..7b0b819 100644
--- a/drivers/s390/crypto/ap_bus.c
+++ b/drivers/s390/crypto/ap_bus.c
@@ -490,10 +490,12 @@
int rc;
ap_dev->drv = ap_drv;
- spin_lock_bh(&ap_device_lock);
- list_add(&ap_dev->list, &ap_device_list);
- spin_unlock_bh(&ap_device_lock);
rc = ap_drv->probe ? ap_drv->probe(ap_dev) : -ENODEV;
+ if (!rc) {
+ spin_lock_bh(&ap_device_lock);
+ list_add(&ap_dev->list, &ap_device_list);
+ spin_unlock_bh(&ap_device_lock);
+ }
return rc;
}
@@ -532,11 +534,11 @@
ap_flush_queue(ap_dev);
del_timer_sync(&ap_dev->timeout);
- if (ap_drv->remove)
- ap_drv->remove(ap_dev);
spin_lock_bh(&ap_device_lock);
list_del_init(&ap_dev->list);
spin_unlock_bh(&ap_device_lock);
+ if (ap_drv->remove)
+ ap_drv->remove(ap_dev);
spin_lock_bh(&ap_dev->lock);
atomic_sub(ap_dev->queue_count, &ap_poll_requests);
spin_unlock_bh(&ap_dev->lock);