blob: 750e13e77991812d1efa838ad57a554a0bac43cc [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _PARISC_SHMBUF_H
2#define _PARISC_SHMBUF_H
3
Helge Dellerd8f54572014-11-10 22:04:47 +01004#include <asm/bitsperlong.h>
5
Linus Torvalds1da177e2005-04-16 15:20:36 -07006/*
7 * The shmid64_ds structure for parisc architecture.
8 * Note extra padding because this structure is passed back and forth
9 * between kernel and user space.
10 *
11 * Pad space is left for:
12 * - 64-bit time_t to solve y2038 problem
13 * - 2 miscellaneous 32-bit values
14 */
15
16struct shmid64_ds {
17 struct ipc64_perm shm_perm; /* operation perms */
Helge Dellerd8f54572014-11-10 22:04:47 +010018#if __BITS_PER_LONG != 64
Linus Torvalds1da177e2005-04-16 15:20:36 -070019 unsigned int __pad1;
20#endif
21 __kernel_time_t shm_atime; /* last attach time */
Helge Dellerd8f54572014-11-10 22:04:47 +010022#if __BITS_PER_LONG != 64
Linus Torvalds1da177e2005-04-16 15:20:36 -070023 unsigned int __pad2;
24#endif
25 __kernel_time_t shm_dtime; /* last detach time */
Helge Dellerd8f54572014-11-10 22:04:47 +010026#if __BITS_PER_LONG != 64
Linus Torvalds1da177e2005-04-16 15:20:36 -070027 unsigned int __pad3;
28#endif
29 __kernel_time_t shm_ctime; /* last change time */
Helge Dellerd8f54572014-11-10 22:04:47 +010030#if __BITS_PER_LONG != 64
Linus Torvalds1da177e2005-04-16 15:20:36 -070031 unsigned int __pad4;
32#endif
Helge Dellerd0cf62f2015-11-06 23:36:01 +010033 __kernel_size_t shm_segsz; /* size of segment (bytes) */
Linus Torvalds1da177e2005-04-16 15:20:36 -070034 __kernel_pid_t shm_cpid; /* pid of creator */
35 __kernel_pid_t shm_lpid; /* pid of last operator */
Helge Dellerd0cf62f2015-11-06 23:36:01 +010036 unsigned long shm_nattch; /* no. of current attaches */
37 unsigned long __unused1;
38 unsigned long __unused2;
Linus Torvalds1da177e2005-04-16 15:20:36 -070039};
40
Linus Torvalds1da177e2005-04-16 15:20:36 -070041struct shminfo64 {
Helge Deller2fe749f2014-11-10 21:46:18 +010042 unsigned long shmmax;
43 unsigned long shmmin;
44 unsigned long shmmni;
45 unsigned long shmseg;
46 unsigned long shmall;
47 unsigned long __unused1;
48 unsigned long __unused2;
49 unsigned long __unused3;
50 unsigned long __unused4;
Linus Torvalds1da177e2005-04-16 15:20:36 -070051};
52
53#endif /* _PARISC_SHMBUF_H */