1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
4  *
5  * Borrowed heavily from MIPS
6  */
7 
8 #include <linux/export.h>
9 #include <linux/extable.h>
10 #include <linux/uaccess.h>
11 
fixup_exception(struct pt_regs * regs)12 int fixup_exception(struct pt_regs *regs)
13 {
14 	const struct exception_table_entry *fixup;
15 
16 	fixup = search_exception_tables(instruction_pointer(regs));
17 	if (fixup) {
18 		regs->ret = fixup->fixup;
19 
20 		return 1;
21 	}
22 
23 	return 0;
24 }
25 
26 #ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
27 
arc_clear_user_noinline(void __user * to,unsigned long n)28 unsigned long arc_clear_user_noinline(void __user *to,
29 		unsigned long n)
30 {
31 	return __arc_clear_user(to, n);
32 }
33 EXPORT_SYMBOL(arc_clear_user_noinline);
34 
35 #endif
36