arch/unicore32/mm/extable.c

   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/extable.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 }