aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-x86/sembuf_64.h
blob: 63b52925ae2a5855c03d1fc59ac9e2814ea70815 (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
#ifndef _X86_64_SEMBUF_H
#define _X86_64_SEMBUF_H

/* 
 * The semid64_ds structure for x86_64 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
 */

struct semid64_ds {
	struct ipc64_perm sem_perm;		/* permissions .. see ipc.h */
	__kernel_time_t	sem_otime;		/* last semop time */
	unsigned long	__unused1;
	__kernel_time_t	sem_ctime;		/* last change time */
	unsigned long	__unused2;
	unsigned long	sem_nsems;		/* no. of semaphores in array */
	unsigned long	__unused3;
	unsigned long	__unused4;
};

#endif /* _X86_64_SEMBUF_H */