aboutsummaryrefslogtreecommitdiffstats
path: root/arch/mips/include/asm/msgbuf.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/include/asm/msgbuf.h')
-rw-r--r--arch/mips/include/asm/msgbuf.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/mips/include/asm/msgbuf.h b/arch/mips/include/asm/msgbuf.h
new file mode 100644
index 0000000..0d6c7f1
--- /dev/null
+++ b/arch/mips/include/asm/msgbuf.h
@@ -0,0 +1,47 @@
+#ifndef _ASM_MSGBUF_H
+#define _ASM_MSGBUF_H
+
+
+/*
+ * The msqid64_ds structure for the MIPS architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - extension of time_t to 64-bit on 32-bitsystem to solve the y2038 problem
+ * - 2 miscellaneous unsigned long values
+ */
+
+struct msqid64_ds {
+ struct ipc64_perm msg_perm;
+#if defined(CONFIG_32BIT) && !defined(CONFIG_CPU_LITTLE_ENDIAN)
+ unsigned long __unused1;
+#endif
+ __kernel_time_t msg_stime; /* last msgsnd time */
+#if defined(CONFIG_32BIT) && defined(CONFIG_CPU_LITTLE_ENDIAN)
+ unsigned long __unused1;
+#endif
+#if defined(CONFIG_32BIT) && !defined(CONFIG_CPU_LITTLE_ENDIAN)
+ unsigned long __unused2;
+#endif
+ __kernel_time_t msg_rtime; /* last msgrcv time */
+#if defined(CONFIG_32BIT) && defined(CONFIG_CPU_LITTLE_ENDIAN)
+ unsigned long __unused2;
+#endif
+#if defined(CONFIG_32BIT) && !defined(CONFIG_CPU_LITTLE_ENDIAN)
+ unsigned long __unused3;
+#endif
+ __kernel_time_t msg_ctime; /* last change time */
+#if defined(CONFIG_32BIT) && defined(CONFIG_CPU_LITTLE_ENDIAN)
+ unsigned long __unused3;
+#endif
+ unsigned long msg_cbytes; /* current number of bytes on queue */
+ unsigned long msg_qnum; /* number of messages in queue */
+ unsigned long msg_qbytes; /* max number of bytes on queue */
+ __kernel_pid_t msg_lspid; /* pid of last msgsnd */
+ __kernel_pid_t msg_lrpid; /* last receive pid */
+ unsigned long __unused4;
+ unsigned long __unused5;
+};
+
+#endif /* _ASM_MSGBUF_H */