/* Restartable Sequences Linux x86 architecture header. Copyright (C) 2021 Free Software Foundation, Inc. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see . */ #ifndef _SYS_RSEQ_H # error "Never use directly; include instead." #endif /* RSEQ_SIG is a signature required before each abort handler code. RSEQ_SIG is used with the following reserved undefined instructions, which trap in user-space: x86-32: 0f b9 3d 53 30 05 53 ud1 0x53053053,%edi x86-64: 0f b9 3d 53 30 05 53 ud1 0x53053053(%rip),%edi */ #define RSEQ_SIG 0x53053053