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[linux.git] / arch / x86 / um / shared / sysdep / ptrace_user.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #include <generated/user_constants.h>
3
4 #define PT_OFFSET(r) ((r) * sizeof(long))
5
6 #define PT_SYSCALL_NR(regs) ((regs)[HOST_ORIG_AX])
7 #define PT_SYSCALL_NR_OFFSET PT_OFFSET(HOST_ORIG_AX)
8
9 #define PT_SYSCALL_RET_OFFSET PT_OFFSET(HOST_AX)
10
11 #define REGS_IP_INDEX HOST_IP
12 #define REGS_SP_INDEX HOST_SP
13
14 /*
15  * glibc before 2.27 does not include PTRACE_SYSEMU_SINGLESTEP in its enum,
16  * ensure we have a definition by (re-)defining it here.
17  */
18 #ifndef PTRACE_SYSEMU_SINGLESTEP
19 #define PTRACE_SYSEMU_SINGLESTEP 32
20 #endif
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