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