1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _ASM_X86_SEMBUF_H 3 #define _ASM_X86_SEMBUF_H 4 5 /* 6 * The semid64_ds structure for x86 architecture. 7 * Note extra padding because this structure is passed back and forth 8 * between kernel and user space. 9 * 10 * Pad space is left for: 11 * - 64-bit time_t to solve y2038 problem 12 * - 2 miscellaneous 32-bit values 13 */ 14 struct semid64_ds { 15 struct ipc64_perm sem_perm; /* permissions .. see ipc.h */ 16 __kernel_time_t sem_otime; /* last semop time */ 17 __kernel_ulong_t __unused1; 18 __kernel_time_t sem_ctime; /* last change time */ 19 __kernel_ulong_t __unused2; 20 __kernel_ulong_t sem_nsems; /* no. of semaphores in array */ 21 __kernel_ulong_t __unused3; 22 __kernel_ulong_t __unused4; 23 }; 24 25 #endif /* _ASM_X86_SEMBUF_H */ 26