arch/mips/include/asm/msgbuf.h

   1 #ifndef _ASM_MSGBUF_H
   2 #define _ASM_MSGBUF_H
   3
   4
   5 /*
   6  * The msqid64_ds structure for the MIPS 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  * - extension of time_t to 64-bit on 32-bitsystem to solve the y2038 problem
  12  * - 2 miscellaneous unsigned long values
  13  */
  14
  15 struct msqid64_ds {
  16         struct ipc64_perm msg_perm;
  17 #if defined(CONFIG_32BIT) && !defined(CONFIG_CPU_LITTLE_ENDIAN)
  18         unsigned long   __unused1;
  19 #endif
  20         __kernel_time_t msg_stime;      /* last msgsnd time */
  21 #if defined(CONFIG_32BIT) && defined(CONFIG_CPU_LITTLE_ENDIAN)
  22         unsigned long   __unused1;
  23 #endif
  24 #if defined(CONFIG_32BIT) && !defined(CONFIG_CPU_LITTLE_ENDIAN)
  25         unsigned long   __unused2;
  26 #endif
  27         __kernel_time_t msg_rtime;      /* last msgrcv time */
  28 #if defined(CONFIG_32BIT) && defined(CONFIG_CPU_LITTLE_ENDIAN)
  29         unsigned long   __unused2;
  30 #endif
  31 #if defined(CONFIG_32BIT) && !defined(CONFIG_CPU_LITTLE_ENDIAN)
  32         unsigned long   __unused3;
  33 #endif
  34         __kernel_time_t msg_ctime;      /* last change time */
  35 #if defined(CONFIG_32BIT) && defined(CONFIG_CPU_LITTLE_ENDIAN)
  36         unsigned long   __unused3;
  37 #endif
  38         unsigned long  msg_cbytes;      /* current number of bytes on queue */
  39         unsigned long  msg_qnum;        /* number of messages in queue */
  40         unsigned long  msg_qbytes;      /* max number of bytes on queue */
  41         __kernel_pid_t msg_lspid;       /* pid of last msgsnd */
  42         __kernel_pid_t msg_lrpid;       /* last receive pid */
  43         unsigned long  __unused4;
  44         unsigned long  __unused5;
  45 };
  46
  47 #endif /* _ASM_MSGBUF_H */