aboutsummaryrefslogtreecommitdiff
path: root/include/asm-powerpc/sembuf.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-powerpc/sembuf.h')
-rw-r--r--include/asm-powerpc/sembuf.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/include/asm-powerpc/sembuf.h b/include/asm-powerpc/sembuf.h
new file mode 100644
index 00000000000..c98fc18fe80
--- /dev/null
+++ b/include/asm-powerpc/sembuf.h
@@ -0,0 +1,36 @@
+#ifndef _POWERPC_SEMBUF_H
+#define _POWERPC_SEMBUF_H
+
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+/*
+ * The semid64_ds structure for PPC 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 semid64_ds {
+ struct ipc64_perm sem_perm; /* permissions .. see ipc.h */
+#ifndef __powerpc64__
+ unsigned long __unused1;
+#endif
+ __kernel_time_t sem_otime; /* last semop time */
+#ifndef __powerpc64__
+ unsigned long __unused2;
+#endif
+ __kernel_time_t sem_ctime; /* last change time */
+ unsigned long sem_nsems; /* no. of semaphores in array */
+ unsigned long __unused3;
+ unsigned long __unused4;
+};
+
+#endif /* _POWERPC_SEMBUF_H */