aboutsummaryrefslogtreecommitdiff
path: root/arch/um/include/shared/sysdep-x86_64/sigcontext.h
blob: 0155133b14581e1730dd5e425a7b3e8ae61dbae0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
/*
 * Copyright 2003 PathScale, Inc.
 *
 * Licensed under the GPL
 */

#ifndef __SYSDEP_X86_64_SIGCONTEXT_H
#define __SYSDEP_X86_64_SIGCONTEXT_H

#include <sysdep/sc.h>

#define IP_RESTART_SYSCALL(ip) ((ip) -= 2)

#define GET_FAULTINFO_FROM_SC(fi, sc) \
	{ \
		(fi).cr2 = SC_CR2(sc); \
		(fi).error_code = SC_ERR(sc); \
		(fi).trap_no = SC_TRAPNO(sc); \
	}

/* This is Page Fault */
#define SEGV_IS_FIXABLE(fi)	((fi)->trap_no == 14)

/* No broken SKAS API, which doesn't pass trap_no, here. */
#define SEGV_MAYBE_FIXABLE(fi)	0

#endif