1 files changed, 31 insertions, 0 deletions

diff --git a/arch/s390/include/uapi/asm/ipcbuf.h b/arch/s390/include/uapi/asm/ipcbuf.h
new file mode 100644
index 000000000000..37f293d12c8f
--- /dev/null
+++ b/arch/s390/include/uapi/asm/ipcbuf.h
@@ -0,0 +1,31 @@
+#ifndef __S390_IPCBUF_H__
+#define __S390_IPCBUF_H__
+
+/*
+ * The user_ipc_perm structure for S/390 architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 32-bit mode_t and seq
+ * - 2 miscellaneous 32-bit values
+ */
+
+struct ipc64_perm
+{
+        __kernel_key_t          key;
+        __kernel_uid32_t        uid;
+        __kernel_gid32_t        gid;
+        __kernel_uid32_t        cuid;
+        __kernel_gid32_t        cgid;
+        __kernel_mode_t         mode;
+        unsigned short          __pad1;
+        unsigned short          seq;
+#ifndef __s390x__
+        unsigned short          __pad2;
+#endif /* ! __s390x__ */
+        unsigned long           __unused1;
+        unsigned long           __unused2;
+};
+
+#endif /* __S390_IPCBUF_H__ */