162306a36Sopenharmony_ci/* 262306a36Sopenharmony_ci * This file is subject to the terms and conditions of the GNU General Public 362306a36Sopenharmony_ci * License. See the file "COPYING" in the main directory of this archive 462306a36Sopenharmony_ci * for more details. 562306a36Sopenharmony_ci * 662306a36Sopenharmony_ci * Copyright (C) 1997, 99, 2001 - 2004 Ralf Baechle <ralf@linux-mips.org> 762306a36Sopenharmony_ci */ 862306a36Sopenharmony_ci#include <linux/extable.h> 962306a36Sopenharmony_ci#include <linux/spinlock.h> 1062306a36Sopenharmony_ci#include <asm/branch.h> 1162306a36Sopenharmony_ci#include <linux/uaccess.h> 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_ciint fixup_exception(struct pt_regs *regs) 1462306a36Sopenharmony_ci{ 1562306a36Sopenharmony_ci const struct exception_table_entry *fixup; 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_ci fixup = search_exception_tables(exception_epc(regs)); 1862306a36Sopenharmony_ci if (fixup) { 1962306a36Sopenharmony_ci regs->cp0_epc = fixup->nextinsn; 2062306a36Sopenharmony_ci 2162306a36Sopenharmony_ci return 1; 2262306a36Sopenharmony_ci } 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_ci return 0; 2562306a36Sopenharmony_ci} 26