diff options
| author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
|---|---|---|
| committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
| commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
| tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /arch/um/sys-i386/shared/sysdep/faultinfo.h | |
| parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) | |
Diffstat (limited to 'arch/um/sys-i386/shared/sysdep/faultinfo.h')
| -rw-r--r-- | arch/um/sys-i386/shared/sysdep/faultinfo.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/um/sys-i386/shared/sysdep/faultinfo.h b/arch/um/sys-i386/shared/sysdep/faultinfo.h new file mode 100644 index 00000000000..db437cc373b --- /dev/null +++ b/arch/um/sys-i386/shared/sysdep/faultinfo.h | |||
| @@ -0,0 +1,29 @@ | |||
| 1 | /* | ||
| 2 | * Copyright (C) 2004 Fujitsu Siemens Computers GmbH | ||
| 3 | * Author: Bodo Stroesser <bstroesser@fujitsu-siemens.com> | ||
| 4 | * Licensed under the GPL | ||
| 5 | */ | ||
| 6 | |||
| 7 | #ifndef __FAULTINFO_I386_H | ||
| 8 | #define __FAULTINFO_I386_H | ||
| 9 | |||
| 10 | /* this structure contains the full arch-specific faultinfo | ||
| 11 | * from the traps. | ||
| 12 | * On i386, ptrace_faultinfo unfortunately doesn't provide | ||
| 13 | * all the info, since trap_no is missing. | ||
| 14 | * All common elements are defined at the same position in | ||
| 15 | * both structures, thus making it easy to copy the | ||
| 16 | * contents without knowledge about the structure elements. | ||
| 17 | */ | ||
| 18 | struct faultinfo { | ||
| 19 | int error_code; /* in ptrace_faultinfo misleadingly called is_write */ | ||
| 20 | unsigned long cr2; /* in ptrace_faultinfo called addr */ | ||
| 21 | int trap_no; /* missing in ptrace_faultinfo */ | ||
| 22 | }; | ||
| 23 | |||
| 24 | #define FAULT_WRITE(fi) ((fi).error_code & 2) | ||
| 25 | #define FAULT_ADDRESS(fi) ((fi).cr2) | ||
| 26 | |||
| 27 | #define PTRACE_FULL_FAULTINFO 0 | ||
| 28 | |||
| 29 | #endif | ||
