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 27