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 00000000000..f583c87111a --- /dev/null +++ b/arch/um/sys-i386/sysdep/sigcontext.h @@ -0,0 +1,26 @@ +/* + * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) + * Licensed under the GPL + */ + +#ifndef __SYS_SIGCONTEXT_I386_H +#define __SYS_SIGCONTEXT_I386_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) + +/* SKAS3 has no trap_no on i386, but get_skas_faultinfo() sets it to 0. */ +#define SEGV_MAYBE_FIXABLE(fi) ((fi)->trap_no == 0 && ptrace_faultinfo) + +#endif |