arch/s390/include/uapi/asm/sembuf.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _S390_SEMBUF_H
   3 #define _S390_SEMBUF_H
   4
   5 /*
   6  * The semid64_ds structure for S/390 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 (for !__s390x__)
  12  * - 2 miscellaneous 32-bit values
  13  */
  14
  15 struct semid64_ds {
  16         struct ipc64_perm sem_perm;             /* permissions .. see ipc.h */
  17         __kernel_time_t sem_otime;              /* last semop time */
  18 #ifndef __s390x__
  19         unsigned long   __unused1;
  20 #endif /* ! __s390x__ */
  21         __kernel_time_t sem_ctime;              /* last change time */
  22 #ifndef __s390x__
  23         unsigned long   __unused2;
  24 #endif /* ! __s390x__ */
  25         unsigned long   sem_nsems;              /* no. of semaphores in array */
  26         unsigned long   __unused3;
  27         unsigned long   __unused4;
  28 };
  29
  30 #endif /* _S390_SEMBUF_H */