sh: nommu: Kill off dummy page fault ops for SH-3/4.
We stopped referencing these functions unconditionally when the
old entry.S code was refactored, so this is just dead code at
present. Kill it off.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/mm/Makefile b/arch/sh/mm/Makefile
index 6fbca50..ee30fb4 100644
--- a/arch/sh/mm/Makefile
+++ b/arch/sh/mm/Makefile
@@ -12,8 +12,6 @@
endif
mmu-y := tlb-nommu.o pg-nommu.o
-mmu-$(CONFIG_CPU_SH3) += fault-nommu.o
-mmu-$(CONFIG_CPU_SH4) += fault-nommu.o
mmu-$(CONFIG_MMU) := fault.o clear_page.o copy_page.o tlb-flush.o \
ioremap.o
diff --git a/arch/sh/mm/fault-nommu.c b/arch/sh/mm/fault-nommu.c
deleted file mode 100644
index c7217c3..0000000
--- a/arch/sh/mm/fault-nommu.c
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * arch/sh/mm/fault-nommu.c
- *
- * Copyright (C) 2002 - 2007 Paul Mundt
- *
- * Based on linux/arch/sh/mm/fault.c:
- * Copyright (C) 1999 Niibe Yutaka
- *
- * Released under the terms of the GNU GPL v2.0.
- */
-#include <linux/kernel.h>
-#include <linux/mm.h>
-#include <linux/hardirq.h>
-#include <linux/kprobes.h>
-#include <linux/signal.h>
-#include <asm/system.h>
-#include <asm/ptrace.h>
-#include <asm/kgdb.h>
-
-/*
- * This routine handles page faults. It determines the address,
- * and the problem, and then passes it off to one of the appropriate
- * routines.
- */
-asmlinkage void __kprobes do_page_fault(struct pt_regs *regs,
- unsigned long writeaccess,
- unsigned long address)
-{
- trace_hardirqs_on();
- local_irq_enable();
-
-#if defined(CONFIG_SH_KGDB)
- if (kgdb_nofault && kgdb_bus_err_hook)
- kgdb_bus_err_hook();
-#endif
-
- /*
- * Oops. The kernel tried to access some bad page. We'll have to
- * terminate things with extreme prejudice.
- *
- */
- if (address < PAGE_SIZE) {
- printk(KERN_ALERT "Unable to handle kernel NULL pointer dereference");
- } else {
- printk(KERN_ALERT "Unable to handle kernel paging request");
- }
-
- printk(" at virtual address %08lx\n", address);
- printk(KERN_ALERT "pc = %08lx\n", regs->pc);
-
- die("Oops", regs, writeaccess);
- do_exit(SIGKILL);
-}
-
-asmlinkage int __kprobes __do_page_fault(struct pt_regs *regs,
- unsigned long writeaccess,
- unsigned long address)
-{
-#if defined(CONFIG_SH_KGDB)
- if (kgdb_nofault && kgdb_bus_err_hook)
- kgdb_bus_err_hook();
-#endif
-
- return (address >= TASK_SIZE);
-}