diff options
Diffstat (limited to 'arch/m68knommu/mm/fault.c')
| -rw-r--r-- | arch/m68knommu/mm/fault.c | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/arch/m68knommu/mm/fault.c b/arch/m68knommu/mm/fault.c deleted file mode 100644 index bc05cf74d9c0..000000000000 --- a/arch/m68knommu/mm/fault.c +++ /dev/null | |||
| @@ -1,57 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * linux/arch/m68knommu/mm/fault.c | ||
| 3 | * | ||
| 4 | * Copyright (C) 1998 D. Jeff Dionne <jeff@lineo.ca>, | ||
| 5 | * Copyright (C) 2000 Lineo, Inc. (www.lineo.com) | ||
| 6 | * | ||
| 7 | * Based on: | ||
| 8 | * | ||
| 9 | * linux/arch/m68k/mm/fault.c | ||
| 10 | * | ||
| 11 | * Copyright (C) 1995 Hamish Macdonald | ||
| 12 | */ | ||
| 13 | |||
| 14 | #include <linux/mman.h> | ||
| 15 | #include <linux/mm.h> | ||
| 16 | #include <linux/kernel.h> | ||
| 17 | #include <linux/ptrace.h> | ||
| 18 | |||
| 19 | #include <asm/system.h> | ||
| 20 | #include <asm/pgtable.h> | ||
| 21 | |||
| 22 | extern void die_if_kernel(char *, struct pt_regs *, long); | ||
| 23 | |||
| 24 | /* | ||
| 25 | * This routine handles page faults. It determines the problem, and | ||
| 26 | * then passes it off to one of the appropriate routines. | ||
| 27 | * | ||
| 28 | * error_code: | ||
| 29 | * bit 0 == 0 means no page found, 1 means protection fault | ||
| 30 | * bit 1 == 0 means read, 1 means write | ||
| 31 | * | ||
| 32 | * If this routine detects a bad access, it returns 1, otherwise it | ||
| 33 | * returns 0. | ||
| 34 | */ | ||
| 35 | asmlinkage int do_page_fault(struct pt_regs *regs, unsigned long address, | ||
| 36 | unsigned long error_code) | ||
| 37 | { | ||
| 38 | #ifdef DEBUG | ||
| 39 | printk(KERN_DEBUG "regs->sr=%#x, regs->pc=%#lx, address=%#lx, %ld\n", | ||
| 40 | regs->sr, regs->pc, address, error_code); | ||
| 41 | #endif | ||
| 42 | |||
| 43 | /* | ||
| 44 | * Oops. The kernel tried to access some bad page. We'll have to | ||
| 45 | * terminate things with extreme prejudice. | ||
| 46 | */ | ||
| 47 | if ((unsigned long) address < PAGE_SIZE) | ||
| 48 | printk(KERN_ALERT "Unable to handle kernel NULL pointer dereference"); | ||
| 49 | else | ||
| 50 | printk(KERN_ALERT "Unable to handle kernel access"); | ||
| 51 | printk(KERN_ALERT " at virtual address %08lx\n", address); | ||
| 52 | die_if_kernel("Oops", regs, error_code); | ||
| 53 | do_exit(SIGKILL); | ||
| 54 | |||
| 55 | return 1; | ||
| 56 | } | ||
| 57 | |||
