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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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e13909a4ac
... and switch to generic out of line version in lib/usercopy.c Signed-off-by: Vineet Gupta <vgupta@synopsys.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
51 lines
1.1 KiB
C
51 lines
1.1 KiB
C
/*
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* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Borrowed heavily from MIPS
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*/
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#include <linux/export.h>
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#include <linux/extable.h>
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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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long arc_strncpy_from_user_noinline(char *dst, const char __user *src,
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long count)
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{
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return __arc_strncpy_from_user(dst, src, count);
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}
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EXPORT_SYMBOL(arc_strncpy_from_user_noinline);
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long arc_strnlen_user_noinline(const char __user *src, long n)
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{
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return __arc_strnlen_user(src, n);
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}
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EXPORT_SYMBOL(arc_strnlen_user_noinline);
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#endif
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