linux/include/asm-frv/shmbuf.h
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   1#ifndef _ASM_SHMBUF_H
   2#define _ASM_SHMBUF_H
   3
   4/*
   5 * The shmid64_ds structure for FR-V 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
  14struct shmid64_ds {
  15        struct ipc64_perm       shm_perm;       /* operation perms */
  16        size_t                  shm_segsz;      /* size of segment (bytes) */
  17        __kernel_time_t         shm_atime;      /* last attach time */
  18        unsigned long           __unused1;
  19        __kernel_time_t         shm_dtime;      /* last detach time */
  20        unsigned long           __unused2;
  21        __kernel_time_t         shm_ctime;      /* last change time */
  22        unsigned long           __unused3;
  23        __kernel_pid_t          shm_cpid;       /* pid of creator */
  24        __kernel_pid_t          shm_lpid;       /* pid of last operator */
  25        unsigned long           shm_nattch;     /* no. of current attaches */
  26        unsigned long           __unused4;
  27        unsigned long           __unused5;
  28};
  29
  30struct shminfo64 {
  31        unsigned long   shmmax;
  32        unsigned long   shmmin;
  33        unsigned long   shmmni;
  34        unsigned long   shmseg;
  35        unsigned long   shmall;
  36        unsigned long   __unused1;
  37        unsigned long   __unused2;
  38        unsigned long   __unused3;
  39        unsigned long   __unused4;
  40};
  41
  42#endif /* _ASM_SHMBUF_H */
  43
  44