aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/libs/linux-headers/asm/shmbuf_powerpc.h
blob: 439a3a02ba641041ae010fcec9ade04637687784 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _ASM_POWERPC_SHMBUF_H
#define _ASM_POWERPC_SHMBUF_H

#include <asm/ipcbuf.h>
#include <asm/posix_types.h>

/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

/*
 * The shmid64_ds structure for PPC architecture.
 *
 * Note extra padding because this structure is passed back and forth
 * between kernel and user space.
 *
 * Pad space is left for:
 * - 2 miscellaneous 32-bit values
 */

struct shmid64_ds {
	struct ipc64_perm	shm_perm;	/* operation perms */
#ifdef __powerpc64__
	long		shm_atime;	/* last attach time */
	long		shm_dtime;	/* last detach time */
	long		shm_ctime;	/* last change time */
#else
	unsigned long		shm_atime_high;
	unsigned long		shm_atime;	/* last attach time */
	unsigned long		shm_dtime_high;
	unsigned long		shm_dtime;	/* last detach time */
	unsigned long		shm_ctime_high;
	unsigned long		shm_ctime;	/* last change time */
	unsigned long		__unused4;
#endif
	__kernel_size_t		shm_segsz;	/* size of segment (bytes) */
	__kernel_pid_t		shm_cpid;	/* pid of creator */
	__kernel_pid_t		shm_lpid;	/* pid of last operator */
	unsigned long		shm_nattch;	/* no. of current attaches */
	unsigned long		__unused5;
	unsigned long		__unused6;
};

struct shminfo64 {
	unsigned long	shmmax;
	unsigned long	shmmin;
	unsigned long	shmmni;
	unsigned long	shmseg;
	unsigned long	shmall;
	unsigned long	__unused1;
	unsigned long	__unused2;
	unsigned long	__unused3;
	unsigned long	__unused4;
};

#endif	/* _ASM_POWERPC_SHMBUF_H */