25 lines
463 B
C
25 lines
463 B
C
|
// SPDX-License-Identifier: GPL-2.0-only
|
||
|
|
/*
|
||
|
|
* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
|
||
|
|
*
|
||
|
|
* Borrowed heavily from MIPS
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <linux/export.h>
|
||
|
|
#include <linux/extable.h>
|
||
|
|
#include <linux/uaccess.h>
|
||
|
|
|
||
|
|
int fixup_exception(struct pt_regs *regs)
|
||
|
|
{
|
||
|
|
const struct exception_table_entry *fixup;
|
||
|
|
|
||
|
|
fixup = search_exception_tables(instruction_pointer(regs));
|
||
|
|
if (fixup) {
|
||
|
|
regs->ret = fixup->fixup;
|
||
|
|
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|