Loading...
1/*
2 * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
3 * Licensed under the GPL
4 */
5
6#include <arch.h>
7#include <sysdep/ptrace.h>
8
9/* These two are from asm-um/uaccess.h and linux/module.h, check them. */
10struct exception_table_entry
11{
12 unsigned long insn;
13 unsigned long fixup;
14};
15
16const struct exception_table_entry *search_exception_tables(unsigned long add);
17
18/* Compare this to arch/i386/mm/extable.c:fixup_exception() */
19int arch_fixup(unsigned long address, struct uml_pt_regs *regs)
20{
21 const struct exception_table_entry *fixup;
22
23 fixup = search_exception_tables(address);
24 if (fixup) {
25 UPT_IP(regs) = fixup->fixup;
26 return 1;
27 }
28 return 0;
29}
1/*
2 * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
3 * Licensed under the GPL
4 */
5
6#include <sysdep/ptrace.h>
7
8/* These two are from asm-um/uaccess.h and linux/module.h, check them. */
9struct exception_table_entry
10{
11 unsigned long insn;
12 unsigned long fixup;
13};
14
15const struct exception_table_entry *search_exception_tables(unsigned long add);
16
17/* Compare this to arch/i386/mm/extable.c:fixup_exception() */
18int arch_fixup(unsigned long address, struct uml_pt_regs *regs)
19{
20 const struct exception_table_entry *fixup;
21
22 fixup = search_exception_tables(address);
23 if (fixup) {
24 UPT_IP(regs) = fixup->fixup;
25 return 1;
26 }
27 return 0;
28}