LXR linux/arch/arm/mm/extable.c

   1/*
   2 *  linux/arch/arm/mm/extable.c
   3 */
   4#include <linux/extable.h>
   5#include <linux/uaccess.h>
   6
   7int fixup_exception(struct pt_regs *regs)
   8{
   9        const struct exception_table_entry *fixup;
  10
  11        fixup = search_exception_tables(instruction_pointer(regs));
  12        if (fixup) {
  13                regs->ARM_pc = fixup->fixup;
  14#ifdef CONFIG_THUMB2_KERNEL
  15                /* Clear the IT state to avoid nasty surprises in the fixup */
  16                regs->ARM_cpsr &= ~PSR_IT_MASK;
  17#endif
  18        }
  19
  20        return fixup != NULL;
  21}
  22