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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef __ASM_GENERIC_EXTABLE_H
- #define __ASM_GENERIC_EXTABLE_H
- /*
- * The exception table consists of pairs of addresses: the first is the
- * address of an instruction that is allowed to fault, and the second is
- * the address at which the program should continue. No registers are
- * modified, so it is entirely up to the continuation code to figure out
- * what to do.
- *
- * All the routines below use bits of fixup code that are out of line
- * with the main instruction path. This means when everything is well,
- * we don't even have to jump over them. Further, they do not intrude
- * on our cache or tlb entries.
- */
- struct exception_table_entry
- {
- unsigned long insn, fixup;
- };
- struct pt_regs;
- extern int fixup_exception(struct pt_regs *regs);
- #endif
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