1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef __ASM_X86_SHMBUF_H
3#define __ASM_X86_SHMBUF_H
4
5#if !defined(__x86_64__) || !defined(__ILP32__)
6#include <asm-generic/shmbuf.h>
7#else
8/*
9 * The shmid64_ds structure for x86 architecture with x32 ABI.
10 *
11 * On x86-32 and x86-64 we can just use the generic definition, but
12 * x32 uses the same binary layout as x86_64, which is differnet
13 * from other 32-bit architectures.
14 */
15
16struct shmid64_ds {
17 struct ipc64_perm shm_perm; /* operation perms */
18 size_t shm_segsz; /* size of segment (bytes) */
19 __kernel_time_t shm_atime; /* last attach time */
20 __kernel_time_t shm_dtime; /* last detach time */
21 __kernel_time_t shm_ctime; /* last change time */
22 __kernel_pid_t shm_cpid; /* pid of creator */
23 __kernel_pid_t shm_lpid; /* pid of last operator */
24 __kernel_ulong_t shm_nattch; /* no. of current attaches */
25 __kernel_ulong_t __unused4;
26 __kernel_ulong_t __unused5;
27};
28
29struct shminfo64 {
30 __kernel_ulong_t shmmax;
31 __kernel_ulong_t shmmin;
32 __kernel_ulong_t shmmni;
33 __kernel_ulong_t shmseg;
34 __kernel_ulong_t shmall;
35 __kernel_ulong_t __unused1;
36 __kernel_ulong_t __unused2;
37 __kernel_ulong_t __unused3;
38 __kernel_ulong_t __unused4;
39};
40
41#endif
42
43#endif /* __ASM_X86_SHMBUF_H */
44