2019-06-04 16:11:33 +08:00
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// SPDX-License-Identifier: GPL-2.0-only
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2013-01-18 17:42:16 +08:00
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/*
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* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
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*
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* Borrowed heavily from MIPS
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*/
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2017-01-11 03:13:29 +08:00
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#include <linux/export.h>
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#include <linux/extable.h>
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2013-01-18 17:42:16 +08:00
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#include <linux/uaccess.h>
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int fixup_exception(struct pt_regs *regs)
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{
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const struct exception_table_entry *fixup;
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fixup = search_exception_tables(instruction_pointer(regs));
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if (fixup) {
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regs->ret = fixup->fixup;
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return 1;
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}
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return 0;
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}
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#ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
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unsigned long arc_clear_user_noinline(void __user *to,
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unsigned long n)
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{
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return __arc_clear_user(to, n);
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}
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EXPORT_SYMBOL(arc_clear_user_noinline);
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#endif
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