]>
Commit | Line | Data |
---|---|---|
95e114a0 | 1 | /* Restartable Sequences Linux x86 architecture header. |
581c785b | 2 | Copyright (C) 2021-2022 Free Software Foundation, Inc. |
95e114a0 FW |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or | |
5 | modify it under the terms of the GNU Lesser General Public | |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
8 | ||
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public | |
15 | License along with the GNU C Library; if not, see | |
16 | <https://www.gnu.org/licenses/>. */ | |
17 | ||
18 | #ifndef _SYS_RSEQ_H | |
19 | # error "Never use <bits/rseq.h> directly; include <sys/rseq.h> instead." | |
20 | #endif | |
21 | ||
22 | /* RSEQ_SIG is a signature required before each abort handler code. | |
23 | ||
24 | RSEQ_SIG is used with the following reserved undefined instructions, which | |
25 | trap in user-space: | |
26 | ||
27 | x86-32: 0f b9 3d 53 30 05 53 ud1 0x53053053,%edi | |
28 | x86-64: 0f b9 3d 53 30 05 53 ud1 0x53053053(%rip),%edi */ | |
29 | ||
30 | #define RSEQ_SIG 0x53053053 |