1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux 1
2 /*
3 * include/asm-xtensa/shmbuf.h
4 *
5 * The shmid64_ds structure for Xtensa archite
6 * Note extra padding because this structure i
7 * between kernel and user space, but the padd
8 * side for big-endian xtensa, for historic re
9 *
10 * Pad space is left for:
11 * - 2 miscellaneous 32-bit values
12 *
13 * This file is subject to the terms and condi
14 * License. See the file "COPYING" in the mai
15 * for more details.
16 *
17 * Copyright (C) 2001 - 2005 Tensilica Inc.
18 */
19
20 #ifndef _XTENSA_SHMBUF_H
21 #define _XTENSA_SHMBUF_H
22
23 #include <asm/ipcbuf.h>
24 #include <asm/posix_types.h>
25
26 struct shmid64_ds {
27 struct ipc64_perm shm_perm;
28 __kernel_size_t shm_segsz;
29 unsigned long shm_atime;
30 unsigned long shm_atime_high
31 unsigned long shm_dtime;
32 unsigned long shm_dtime_high
33 unsigned long shm_ctime;
34 unsigned long shm_ctime_high
35 __kernel_pid_t shm_cpid;
36 __kernel_pid_t shm_lpid;
37 unsigned long shm_nattch;
38 unsigned long __unused4;
39 unsigned long __unused5;
40 };
41
42 struct shminfo64 {
43 unsigned long shmmax;
44 unsigned long shmmin;
45 unsigned long shmmni;
46 unsigned long shmseg;
47 unsigned long shmall;
48 unsigned long __unused1;
49 unsigned long __unused2;
50 unsigned long __unused3;
51 unsigned long __unused4;
52 };
53
54 #endif /* _XTENSA_SHMBUF_H */
55
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