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-rw-r--r--fs/orangefs/orangefs-dev-proto.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/fs/orangefs/orangefs-dev-proto.h b/fs/orangefs/orangefs-dev-proto.h
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--- /dev/null
+++ b/fs/orangefs/orangefs-dev-proto.h
@@ -0,0 +1,61 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * (C) 2001 Clemson University and The University of Chicago
+ *
+ * See COPYING in top-level directory.
+ */
+
+#ifndef _ORANGEFS_DEV_PROTO_H
+#define _ORANGEFS_DEV_PROTO_H
+
+/*
+ * types and constants shared between user space and kernel space for
+ * device interaction using a common protocol
+ */
+
+/*
+ * valid orangefs kernel operation types
+ */
+#define ORANGEFS_VFS_OP_INVALID 0xFF000000
+#define ORANGEFS_VFS_OP_FILE_IO 0xFF000001
+#define ORANGEFS_VFS_OP_LOOKUP 0xFF000002
+#define ORANGEFS_VFS_OP_CREATE 0xFF000003
+#define ORANGEFS_VFS_OP_GETATTR 0xFF000004
+#define ORANGEFS_VFS_OP_REMOVE 0xFF000005
+#define ORANGEFS_VFS_OP_MKDIR 0xFF000006
+#define ORANGEFS_VFS_OP_READDIR 0xFF000007
+#define ORANGEFS_VFS_OP_SETATTR 0xFF000008
+#define ORANGEFS_VFS_OP_SYMLINK 0xFF000009
+#define ORANGEFS_VFS_OP_RENAME 0xFF00000A
+#define ORANGEFS_VFS_OP_STATFS 0xFF00000B
+#define ORANGEFS_VFS_OP_TRUNCATE 0xFF00000C
+#define ORANGEFS_VFS_OP_RA_FLUSH 0xFF00000D
+#define ORANGEFS_VFS_OP_FS_MOUNT 0xFF00000E
+#define ORANGEFS_VFS_OP_FS_UMOUNT 0xFF00000F
+#define ORANGEFS_VFS_OP_GETXATTR 0xFF000010
+#define ORANGEFS_VFS_OP_SETXATTR 0xFF000011
+#define ORANGEFS_VFS_OP_LISTXATTR 0xFF000012
+#define ORANGEFS_VFS_OP_REMOVEXATTR 0xFF000013
+#define ORANGEFS_VFS_OP_PARAM 0xFF000014
+#define ORANGEFS_VFS_OP_PERF_COUNT 0xFF000015
+#define ORANGEFS_VFS_OP_CANCEL 0xFF00EE00
+#define ORANGEFS_VFS_OP_FSYNC 0xFF00EE01
+#define ORANGEFS_VFS_OP_FSKEY 0xFF00EE02
+#define ORANGEFS_VFS_OP_READDIRPLUS 0xFF00EE03
+#define ORANGEFS_VFS_OP_FEATURES 0xFF00EE05 /* 2.9.6 */
+
+/* features is a 64-bit unsigned bitmask */
+#define ORANGEFS_FEATURE_READAHEAD 1
+
+/*
+ * Misc constants. Please retain them as multiples of 8!
+ * Otherwise 32-64 bit interactions will be messed up :)
+ */
+#define ORANGEFS_MAX_DEBUG_STRING_LEN 0x00000800
+
+#define ORANGEFS_MAX_DIRENT_COUNT_READDIR 512
+
+#include "upcall.h"
+#include "downcall.h"
+
+#endif