diff options
Diffstat (limited to 'arch/m68knommu')
-rw-r--r-- | arch/m68knommu/mm/Makefile | 2 | ||||
-rw-r--r-- | arch/m68knommu/mm/fault.c | 57 |
2 files changed, 1 insertions, 58 deletions
diff --git a/arch/m68knommu/mm/Makefile b/arch/m68knommu/mm/Makefile index fc91f254f51b..7b3e4002373b 100644 --- a/arch/m68knommu/mm/Makefile +++ b/arch/m68knommu/mm/Makefile | |||
@@ -2,4 +2,4 @@ | |||
2 | # Makefile for the linux m68knommu specific parts of the memory manager. | 2 | # Makefile for the linux m68knommu specific parts of the memory manager. |
3 | # | 3 | # |
4 | 4 | ||
5 | obj-y += init.o fault.o memory.o kmap.o | 5 | obj-y += init.o memory.o kmap.o |
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 | |||