diff options
Diffstat (limited to 'arch/unicore32/mm/extable.c')
-rw-r--r-- | arch/unicore32/mm/extable.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/unicore32/mm/extable.c b/arch/unicore32/mm/extable.c new file mode 100644 index 000000000000..6564180eb285 --- /dev/null +++ b/arch/unicore32/mm/extable.c | |||
@@ -0,0 +1,24 @@ | |||
1 | /* | ||
2 | * linux/arch/unicore32/mm/extable.c | ||
3 | * | ||
4 | * Code specific to PKUnity SoC and UniCore ISA | ||
5 | * | ||
6 | * Copyright (C) 2001-2010 GUAN Xue-tao | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify | ||
9 | * it under the terms of the GNU General Public License version 2 as | ||
10 | * published by the Free Software Foundation. | ||
11 | */ | ||
12 | #include <linux/module.h> | ||
13 | #include <linux/uaccess.h> | ||
14 | |||
15 | int fixup_exception(struct pt_regs *regs) | ||
16 | { | ||
17 | const struct exception_table_entry *fixup; | ||
18 | |||
19 | fixup = search_exception_tables(instruction_pointer(regs)); | ||
20 | if (fixup) | ||
21 | regs->UCreg_pc = fixup->fixup; | ||
22 | |||
23 | return fixup != NULL; | ||
24 | } | ||