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alistair23-linux/arch/arm26/mm/extable.c

26 lines
574 B
C

/*
* linux/arch/arm26/mm/extable.c
*/
#include <linux/config.h>
#include <linux/module.h>
#include <asm/uaccess.h>
int fixup_exception(struct pt_regs *regs)
{
const struct exception_table_entry *fixup;
fixup = search_exception_tables(instruction_pointer(regs));
/*
* The kernel runs in SVC mode - make sure we keep running in SVC mode
* by frobbing the PSR appropriately (PSR and PC are in the same reg.
* on ARM26)
*/
if (fixup)
regs->ARM_pc = fixup->fixup | PSR_I_BIT | MODE_SVC26;
return fixup != NULL;
}