summaryrefslogtreecommitdiffstats
path: root/arch/sparc/include/uapi/asm/sembuf.h
blob: f49b0ffa0ab8ff6dc6dcca02b7c5e02c212873ee (plain)
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
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _SPARC_SEMBUF_H
#define _SPARC_SEMBUF_H

/*
 * The semid64_ds structure for sparc architecture.
 * Note extra padding because this structure is passed back and forth
 * between kernel and user space.
 *
 * Pad space is left for:
 * - 64-bit time_t to solve y2038 problem
 * - 2 miscellaneous 32-bit values
 */
#if defined(__sparc__) && defined(__arch64__)
# define PADDING(x)
#else
# define PADDING(x) unsigned int x;
#endif

struct semid64_ds {
	struct ipc64_perm sem_perm;		/* permissions .. see ipc.h */
	PADDING(__pad1)
	__kernel_time_t	sem_otime;		/* last semop time */
	PADDING(__pad2)
	__kernel_time_t	sem_ctime;		/* last change time */
	unsigned long	sem_nsems;		/* no. of semaphores in array */
	unsigned long	__unused1;
	unsigned long	__unused2;
};
#undef PADDING

#endif /* _SPARC64_SEMBUF_H */
OpenPOWER on IntegriCloud