NFSv4: Define an fs_locations bitmap

This is (similar to getattr bitmap) but includes fs_locations and
mounted_on_fileid attributes. Use this bitmap for encoding in fs_locations
requests.
Note: We can probably do better by requesting locations as part of fsinfo
itself.

Signed-off-by: Manoj Naik <manoj@almaden.ibm.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 22a5f83..9a10286 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -228,6 +228,7 @@
 extern const u32 nfs4_statfs_bitmap[2];
 extern const u32 nfs4_pathconf_bitmap[2];
 extern const u32 nfs4_fsinfo_bitmap[2];
+extern const u32 nfs4_fs_locations_bitmap[2];
 
 /* nfs4renewd.c */
 extern void nfs4_schedule_state_renewal(struct nfs4_client *);