Merge tag 'linux_kselftest-fixes-6.10-rc7' of git://git.kernel.org/pub/scm/linux...
[linux-2.6-block.git] / arch / powerpc / include / uapi / asm / shmbuf.h
1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
2 #ifndef _ASM_POWERPC_SHMBUF_H
3 #define _ASM_POWERPC_SHMBUF_H
4
5 #include <asm/ipcbuf.h>
6 #include <asm/posix_types.h>
7
8 /*
9  * This program is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU General Public License
11  * as published by the Free Software Foundation; either version
12  * 2 of the License, or (at your option) any later version.
13  */
14
15 /*
16  * The shmid64_ds structure for PPC architecture.
17  *
18  * Note extra padding because this structure is passed back and forth
19  * between kernel and user space.
20  *
21  * Pad space is left for:
22  * - 2 miscellaneous 32-bit values
23  */
24
25 struct shmid64_ds {
26         struct ipc64_perm       shm_perm;       /* operation perms */
27 #ifdef __powerpc64__
28         long            shm_atime;      /* last attach time */
29         long            shm_dtime;      /* last detach time */
30         long            shm_ctime;      /* last change time */
31 #else
32         unsigned long           shm_atime_high;
33         unsigned long           shm_atime;      /* last attach time */
34         unsigned long           shm_dtime_high;
35         unsigned long           shm_dtime;      /* last detach time */
36         unsigned long           shm_ctime_high;
37         unsigned long           shm_ctime;      /* last change time */
38         unsigned long           __unused4;
39 #endif
40         __kernel_size_t         shm_segsz;      /* size of segment (bytes) */
41         __kernel_pid_t          shm_cpid;       /* pid of creator */
42         __kernel_pid_t          shm_lpid;       /* pid of last operator */
43         unsigned long           shm_nattch;     /* no. of current attaches */
44         unsigned long           __unused5;
45         unsigned long           __unused6;
46 };
47
48 struct shminfo64 {
49         unsigned long   shmmax;
50         unsigned long   shmmin;
51         unsigned long   shmmni;
52         unsigned long   shmseg;
53         unsigned long   shmall;
54         unsigned long   __unused1;
55         unsigned long   __unused2;
56         unsigned long   __unused3;
57         unsigned long   __unused4;
58 };
59
60 #endif  /* _ASM_POWERPC_SHMBUF_H */