diff options
Diffstat (limited to 'arch/h8300/mm/fault.c')
| -rw-r--r-- | arch/h8300/mm/fault.c | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/arch/h8300/mm/fault.c b/arch/h8300/mm/fault.c deleted file mode 100644 index 4725359..0000000 --- a/arch/h8300/mm/fault.c +++ /dev/null @@ -1,56 +0,0 @@ -/* - * linux/arch/h8300/mm/fault.c - * - * Copyright (C) 1998 D. Jeff Dionne <jeff@lineo.ca>, - * Copyright (C) 2000 Lineo, Inc. (www.lineo.com) - * - * Based on: - * - * linux/arch/m68knommu/mm/fault.c - * linux/arch/m68k/mm/fault.c - * - * Copyright (C) 1995 Hamish Macdonald - */ - -#include <linux/mman.h> -#include <linux/mm.h> -#include <linux/kernel.h> -#include <linux/ptrace.h> - -#include <asm/pgtable.h> - -/* - * This routine handles page faults. It determines the problem, and - * then passes it off to one of the appropriate routines. - * - * error_code: - * bit 0 == 0 means no page found, 1 means protection fault - * bit 1 == 0 means read, 1 means write - * - * If this routine detects a bad access, it returns 1, otherwise it - * returns 0. - */ -asmlinkage int do_page_fault(struct pt_regs *regs, unsigned long address, - unsigned long error_code) -{ -#ifdef DEBUG - printk ("regs->sr=%#x, regs->pc=%#lx, address=%#lx, %ld\n", - regs->sr, regs->pc, address, error_code); -#endif - -/* - * Oops. The kernel tried to access some bad page. We'll have to - * terminate things with extreme prejudice. - */ - if ((unsigned long) address < PAGE_SIZE) { - printk(KERN_ALERT "Unable to handle kernel NULL pointer dereference"); - } else - printk(KERN_ALERT "Unable to handle kernel access"); - printk(" at virtual address %08lx\n",address); - if (!user_mode(regs)) - die("Oops", regs, error_code); - do_exit(SIGKILL); - - return 1; -} - |
