X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fum%2Finclude%2Fsysdep-x86_64%2Fsigcontext.h;h=41073235e7ad751efd8701998b9561eaa5cc6a3f;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=6a0c346b64040805f0b674b010d0d441622facf4;hpb=87fc8d1bb10cd459024a742c6a10961fefcef18f;p=linux-2.6.git diff --git a/arch/um/include/sysdep-x86_64/sigcontext.h b/arch/um/include/sysdep-x86_64/sigcontext.h index 6a0c346b6..41073235e 100644 --- a/arch/um/include/sysdep-x86_64/sigcontext.h +++ b/arch/um/include/sysdep-x86_64/sigcontext.h @@ -7,7 +7,7 @@ #ifndef __SYSDEP_X86_64_SIGCONTEXT_H #define __SYSDEP_X86_64_SIGCONTEXT_H -#include "sc.h" +#include #define IP_RESTART_SYSCALL(ip) ((ip) -= 2) @@ -17,11 +17,12 @@ #define SC_FAULT_ADDR(sc) SC_CR2(sc) #define SC_FAULT_TYPE(sc) SC_ERR(sc) -#define FAULT_WRITE(err) ((err) & 2) - -#define SC_FAULT_WRITE(sc) FAULT_WRITE(SC_FAULT_TYPE(sc)) - -#define SC_TRAP_TYPE(sc) SC_TRAPNO(sc) +#define GET_FAULTINFO_FROM_SC(fi,sc) \ + { \ + (fi).cr2 = SC_CR2(sc); \ + (fi).error_code = SC_ERR(sc); \ + (fi).trap_no = SC_TRAPNO(sc); \ + } /* ptrace expects that, at the start of a system call, %eax contains * -ENOSYS, so this makes it so. @@ -29,8 +30,11 @@ #define SC_START_SYSCALL(sc) do SC_RAX(sc) = -ENOSYS; while(0) -#define SEGV_IS_FIXABLE(trap) ((trap) == 14) -#define SC_SEGV_IS_FIXABLE(sc) SEGV_IS_FIXABLE(SC_TRAP_TYPE(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 extern unsigned long *sc_sigmask(void *sc_ptr);