Reserve NFS fileid values for btrfs

Purely cosmetic for now, but we might as well get it merged ASAP. Signed-off-by: David Woodhouse <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
kyagi · Aug 20, 2008 · e4464fa · e4464fa
1 parent 1c8e40e
commit e4464fa
Showing 1 changed file with 21 additions and 0 deletions.
diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h
@@ -34,6 +34,27 @@ enum fid_type {
 	 */
 	FILEID_INO32_GEN_PARENT = 2,
 
+	/*
+	 * 64 bit object ID, 64 bit root object ID,
+	 * 32 bit generation number.
+	 */
+	FILEID_BTRFS_WITHOUT_PARENT = 0x4d,
+
+	/*
+	 * 64 bit object ID, 64 bit root object ID,
+	 * 32 bit generation number,
+	 * 64 bit parent object ID, 32 bit parent generation.
+	 */
+	FILEID_BTRFS_WITH_PARENT = 0x4e,
+
+	/*
+	 * 64 bit object ID, 64 bit root object ID,
+	 * 32 bit generation number,
+	 * 64 bit parent object ID, 32 bit parent generation,
+	 * 64 bit parent root object ID.
+	 */
+	FILEID_BTRFS_WITH_PARENT_ROOT = 0x4f,
+
 	/*
 	 * 32 bit block number, 16 bit partition reference,
 	 * 16 bit unused, 32 bit generation number.