LXR linux/arch/blackfin/include/asm/shmbuf.h

   1#ifndef _BFIN_SHMBUF_H
   2#define _BFIN_SHMBUF_H
   3
   4/*
   5 * The shmid64_ds structure for bfin 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                          /* _BFIN_SHMBUF_H */
  43