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>

arch/sh/mm/Makefile

@@ -12,8 +12,6 @@ obj-$(CONFIG_SH7705_CACHE_32KB)	+= cache-sh7705.o
 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
 

arch/sh/mm/fault-nommu.c

-/*
- * 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);
-}