arch/arm/include/asm/msgbuf.h

   1 #ifndef _ASMARM_MSGBUF_H
   2 #define _ASMARM_MSGBUF_H
   3
   4 /*
   5  * The msqid64_ds structure for arm 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
  14 struct msqid64_ds {
  15         struct ipc64_perm msg_perm;
  16         __kernel_time_t msg_stime;      /* last msgsnd time */
  17         unsigned long   __unused1;
  18         __kernel_time_t msg_rtime;      /* last msgrcv time */
  19         unsigned long   __unused2;
  20         __kernel_time_t msg_ctime;      /* last change time */
  21         unsigned long   __unused3;
  22         unsigned long  msg_cbytes;      /* current number of bytes on queue */
  23         unsigned long  msg_qnum;        /* number of messages in queue */
  24         unsigned long  msg_qbytes;      /* max number of bytes on queue */
  25         __kernel_pid_t msg_lspid;       /* pid of last msgsnd */
  26         __kernel_pid_t msg_lrpid;       /* last receive pid */
  27         unsigned long  __unused4;
  28         unsigned long  __unused5;
  29 };
  30
  31 #endif /* _ASMARM_MSGBUF_H */