28 lines · c
1/* SPDX-License-Identifier: GPL-2.0 */2#ifndef __ASM_GENERIC_EXTABLE_H3#define __ASM_GENERIC_EXTABLE_H4 5/*6 * The exception table consists of pairs of addresses: the first is the7 * address of an instruction that is allowed to fault, and the second is8 * the address at which the program should continue. No registers are9 * modified, so it is entirely up to the continuation code to figure out10 * what to do.11 *12 * All the routines below use bits of fixup code that are out of line13 * with the main instruction path. This means when everything is well,14 * we don't even have to jump over them. Further, they do not intrude15 * on our cache or tlb entries.16 */17 18struct exception_table_entry19{20 unsigned long insn, fixup;21};22 23 24struct pt_regs;25extern int fixup_exception(struct pt_regs *regs);26 27#endif28