diff --git a/include/asm-sh64/ipcbuf.h b/include/asm-sh64/ipcbuf.h
new file mode 100644
index 0000000..c441e35
--- /dev/null
+++ b/include/asm-sh64/ipcbuf.h
@@ -0,0 +1,40 @@
+#ifndef __ASM_SH64_IPCBUF_H__
+#define __ASM_SH64_IPCBUF_H__
+
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * include/asm-sh64/ipcbuf.h
+ *
+ * Copyright (C) 2000, 2001  Paolo Alberelli
+ *
+ */
+
+/*
+ * The ipc64_perm structure for i386 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;
+	unsigned short		__pad2;
+	unsigned long		__unused1;
+	unsigned long		__unused2;
+};
+
+#endif /* __ASM_SH64_IPCBUF_H__ */