| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * linux/arch/arm26/mm/extable.c |
| 3 | */ |
| 4 | |
| 5 | #include <linux/config.h> |
| 6 | #include <linux/module.h> |
| 7 | #include <asm/uaccess.h> |
| 8 | |
| 9 | int fixup_exception(struct pt_regs *regs) |
| 10 | { |
| 11 | const struct exception_table_entry *fixup; |
| 12 | |
| 13 | fixup = search_exception_tables(instruction_pointer(regs)); |
| 14 | |
| 15 | /* |
| 16 | * The kernel runs in SVC mode - make sure we keep running in SVC mode |
| 17 | * by frobbing the PSR appropriately (PSR and PC are in the same reg. |
| 18 | * on ARM26) |
| 19 | */ |
| 20 | if (fixup) |
| 21 | regs->ARM_pc = fixup->fixup | PSR_I_BIT | MODE_SVC26; |
| 22 | |
| 23 | return fixup != NULL; |
| 24 | } |
| 25 | |