microblaze_v8: includes SHM*, msgbuf

Reviewed-by: Ingo Molnar <mingo@elte.hu>
Acked-by: John Linn <john.linn@xilinx.com>
Acked-by: Stephen Neuendorffer <stephen.neuendorffer@xilinx.com>
Acked-by: John Williams <john.williams@petalogix.com>
Signed-off-by: Michal Simek <monstr@monstr.eu>

1 files changed, 31 insertions, 0 deletions

diff --git a/arch/microblaze/include/asm/msgbuf.h b/arch/microblaze/include/asm/msgbuf.h
new file mode 100644
index 000000000000..09dd97097211
--- /dev/null
+++ b/arch/microblaze/include/asm/msgbuf.h
@@ -0,0 +1,31 @@
+#ifndef _ASM_MICROBLAZE_MSGBUF_H
+#define _ASM_MICROBLAZE_MSGBUF_H
+
+/*
+ * The msqid64_ds structure for microblaze architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 64-bit time_t to solve y2038 problem
+ * - 2 miscellaneous 32-bit values
+ */
+
+struct msqid64_ds {
+	struct ipc64_perm msg_perm;
+	__kernel_time_t msg_stime; /* last msgsnd time */
+	unsigned long __unused1;
+	__kernel_time_t msg_rtime; /* last msgrcv time */
+	unsigned long __unused2;
+	__kernel_time_t msg_ctime; /* last change time */
+	unsigned long __unused3;
+	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_MICROBLAZE_MSGBUF_H */