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

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _SPARC_SEMBUF_H
   3 #define _SPARC_SEMBUF_H
   4
   5 /*
   6  * The semid64_ds structure for sparc 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 #if defined(__sparc__) && defined(__arch64__)
  15 # define PADDING(x)
  16 #else
  17 # define PADDING(x) unsigned int x;
  18 #endif
  19
  20 struct semid64_ds {
  21         struct ipc64_perm sem_perm;             /* permissions .. see ipc.h */
  22         PADDING(__pad1)
  23         __kernel_time_t sem_otime;              /* last semop time */
  24         PADDING(__pad2)
  25         __kernel_time_t sem_ctime;              /* last change time */
  26         unsigned long   sem_nsems;              /* no. of semaphores in array */
  27         unsigned long   __unused1;
  28         unsigned long   __unused2;
  29 };
  30 #undef PADDING
  31
  32 #endif /* _SPARC64_SEMBUF_H */