mirror of https://gitee.com/openkylin/linux.git
22 lines
451 B
C
22 lines
451 B
C
/*
|
|
* linux/arch/arm/mm/extable.c
|
|
*/
|
|
#include <linux/module.h>
|
|
#include <linux/uaccess.h>
|
|
|
|
int fixup_exception(struct pt_regs *regs)
|
|
{
|
|
const struct exception_table_entry *fixup;
|
|
|
|
fixup = search_exception_tables(instruction_pointer(regs));
|
|
if (fixup) {
|
|
regs->ARM_pc = fixup->fixup;
|
|
#ifdef CONFIG_THUMB2_KERNEL
|
|
/* Clear the IT state to avoid nasty surprises in the fixup */
|
|
regs->ARM_cpsr &= ~PSR_IT_MASK;
|
|
#endif
|
|
}
|
|
|
|
return fixup != NULL;
|
|
}
|