1 files changed, 25 insertions, 0 deletions
diff --git a/arch/s390/include/uapi/asm/hypfs.h b/arch/s390/include/uapi/asm/hypfs.h
new file mode 100644
index 000000000000..37998b449531
--- /dev/null
+++ b/arch/s390/include/uapi/asm/hypfs.h
@@ -0,0 +1,25 @@
+/*
+ * IOCTL interface for hypfs
+ *
+ * Copyright IBM Corp. 2013
+ *
+ * Author: Martin Schwidefsky <schwidefsky@de.ibm.com>
+ */
+
+#ifndef _ASM_HYPFS_CTL_H
+#define _ASM_HYPFS_CTL_H
+
+#include <linux/types.h>
+
+struct hypfs_diag304 {
+	__u32	args[2];
+	__u64	data;
+	__u64	rc;
+} __attribute__((packed));
+
+#define HYPFS_IOCTL_MAGIC 0x10
+
+#define HYPFS_DIAG304 \
+	_IOWR(HYPFS_IOCTL_MAGIC, 0x20, struct hypfs_diag304)
+
+#endif