diff options
Diffstat (limited to 'arch/um/sys-i386/sysdep/sigcontext.h')
-rw-r--r-- | arch/um/sys-i386/sysdep/sigcontext.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/um/sys-i386/sysdep/sigcontext.h b/arch/um/sys-i386/sysdep/sigcontext.h new file mode 100644 index 000000000000..f583c87111a0 --- /dev/null +++ b/arch/um/sys-i386/sysdep/sigcontext.h | |||
@@ -0,0 +1,26 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) | ||
3 | * Licensed under the GPL | ||
4 | */ | ||
5 | |||
6 | #ifndef __SYS_SIGCONTEXT_I386_H | ||
7 | #define __SYS_SIGCONTEXT_I386_H | ||
8 | |||
9 | #include "sysdep/sc.h" | ||
10 | |||
11 | #define IP_RESTART_SYSCALL(ip) ((ip) -= 2) | ||
12 | |||
13 | #define GET_FAULTINFO_FROM_SC(fi, sc) \ | ||
14 | { \ | ||
15 | (fi).cr2 = SC_CR2(sc); \ | ||
16 | (fi).error_code = SC_ERR(sc); \ | ||
17 | (fi).trap_no = SC_TRAPNO(sc); \ | ||
18 | } | ||
19 | |||
20 | /* This is Page Fault */ | ||
21 | #define SEGV_IS_FIXABLE(fi) ((fi)->trap_no == 14) | ||
22 | |||
23 | /* SKAS3 has no trap_no on i386, but get_skas_faultinfo() sets it to 0. */ | ||
24 | #define SEGV_MAYBE_FIXABLE(fi) ((fi)->trap_no == 0 && ptrace_faultinfo) | ||
25 | |||
26 | #endif | ||