Commit | Line | Data |
---|---|---|
9a8fd558 CZ |
1 | /* |
2 | * include/asm-xtensa/shmbuf.h | |
3 | * | |
4 | * The shmid64_ds structure for Xtensa architecture. | |
5 | * Note extra padding because this structure is passed back and forth | |
6 | * between kernel and user space. | |
7 | * | |
8 | * Pad space is left for: | |
9 | * - 64-bit time_t to solve y2038 problem | |
10 | * - 2 miscellaneous 32-bit values | |
11 | * | |
12 | * This file is subject to the terms and conditions of the GNU General Public | |
13 | * License. See the file "COPYING" in the main directory of this archive | |
14 | * for more details. | |
15 | * | |
16 | * Copyright (C) 2001 - 2005 Tensilica Inc. | |
17 | */ | |
18 | ||
19 | #ifndef _XTENSA_SHMBUF_H | |
20 | #define _XTENSA_SHMBUF_H | |
21 | ||
22 | struct shmid64_ds { | |
23 | struct ipc64_perm shm_perm; /* operation perms */ | |
24 | size_t shm_segsz; /* size of segment (bytes) */ | |
25 | __kernel_time_t shm_atime; /* last attach time */ | |
26 | unsigned long __unused1; | |
27 | __kernel_time_t shm_dtime; /* last detach time */ | |
28 | unsigned long __unused2; | |
29 | __kernel_time_t shm_ctime; /* last change time */ | |
30 | unsigned long __unused3; | |
31 | __kernel_pid_t shm_cpid; /* pid of creator */ | |
32 | __kernel_pid_t shm_lpid; /* pid of last operator */ | |
33 | unsigned long shm_nattch; /* no. of current attaches */ | |
34 | unsigned long __unused4; | |
35 | unsigned long __unused5; | |
36 | }; | |
37 | ||
38 | struct shminfo64 { | |
39 | unsigned long shmmax; | |
40 | unsigned long shmmin; | |
41 | unsigned long shmmni; | |
42 | unsigned long shmseg; | |
43 | unsigned long shmall; | |
44 | unsigned long __unused1; | |
45 | unsigned long __unused2; | |
46 | unsigned long __unused3; | |
47 | unsigned long __unused4; | |
48 | }; | |
49 | ||
50 | #endif /* _XTENSA_SHMBUF_H */ |