summaryrefslogtreecommitdiffstats
path: root/arch/microblaze/include/asm/shmbuf.h
diff options
context:
space:
mode:
authorMichal Simek <monstr@monstr.eu>2009-03-27 14:25:31 +0100
committerMichal Simek <monstr@monstr.eu>2009-03-27 14:25:31 +0100
commit9b8a45d92718e473d465d47f20e3eaca98ec63b5 (patch)
tree6eba54bc94329b7906ef907142e2cfe70844504a /arch/microblaze/include/asm/shmbuf.h
parent4b87d7a4f91d31f186b9d03434f800863aaf16d2 (diff)
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>
Diffstat (limited to 'arch/microblaze/include/asm/shmbuf.h')
-rw-r--r--arch/microblaze/include/asm/shmbuf.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/microblaze/include/asm/shmbuf.h b/arch/microblaze/include/asm/shmbuf.h
new file mode 100644
index 00000000000..f829c584361
--- /dev/null
+++ b/arch/microblaze/include/asm/shmbuf.h
@@ -0,0 +1,42 @@
+#ifndef _ASM_MICROBLAZE_SHMBUF_H
+#define _ASM_MICROBLAZE_SHMBUF_H
+
+/*
+ * The shmid64_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 shmid64_ds {
+ struct ipc64_perm shm_perm; /* operation perms */
+ size_t shm_segsz; /* size of segment (bytes) */
+ __kernel_time_t shm_atime; /* last attach time */
+ unsigned long __unused1;
+ __kernel_time_t shm_dtime; /* last detach time */
+ unsigned long __unused2;
+ __kernel_time_t shm_ctime; /* last change time */
+ unsigned long __unused3;
+ __kernel_pid_t shm_cpid; /* pid of creator */
+ __kernel_pid_t shm_lpid; /* pid of last operator */
+ unsigned long shm_nattch; /* no. of current attaches */
+ unsigned long __unused4;
+ unsigned long __unused5;
+};
+
+struct shminfo64 {
+ unsigned long shmmax;
+ unsigned long shmmin;
+ unsigned long shmmni;
+ unsigned long shmseg;
+ unsigned long shmall;
+ unsigned long __unused1;
+ unsigned long __unused2;
+ unsigned long __unused3;
+ unsigned long __unused4;
+};
+
+#endif /* _ASM_MICROBLAZE_SHMBUF_H */