NFS: Rename nfs4_proc_get_root()

This function is really getting the root filehandle and not the root
dentry of the filesystem.  I also removed the rpc_ops lookup from
nfs4_get_rootfh() under the assumption that if we reach this function
then we already know we are using NFS v4.

Signed-off-by: Bryan Schumaker <bjschuma@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

3 files changed, 5 insertions, 4 deletions

diff --git a/fs/nfs/getroot.c b/fs/nfs/getroot.c
index 4ca6f5c8038..8a0f33ead77 100644
--- a/fs/nfs/getroot.c
+++ b/fs/nfs/getroot.c
@@ -150,7 +150,7 @@ int nfs4_get_rootfh(struct nfs_server *server, struct nfs_fh *mntfh)
                 goto out;
 
         /* Start by getting the root filehandle from the server */
-        ret = server->nfs_client->rpc_ops->getroot(server, mntfh, &fsinfo);
+        ret = nfs4_proc_get_rootfh(server, mntfh, &fsinfo);
         if (ret < 0) {
                 dprintk("nfs4_get_rootfh: getroot error = %d\n", -ret);
                 goto out;
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 97365b0f9d3..edeef71f957 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -214,6 +214,7 @@ struct vfsmount *nfs4_submount(struct nfs_server *, struct dentry *,
 /* nfs4proc.c */
 extern int nfs4_proc_setclientid(struct nfs_client *, u32, unsigned short, struct rpc_cred *, struct nfs4_setclientid_res *);
 extern int nfs4_proc_setclientid_confirm(struct nfs_client *, struct nfs4_setclientid_res *arg, struct rpc_cred *);
+extern int nfs4_proc_get_rootfh(struct nfs_server *, struct nfs_fh *, struct nfs_fsinfo *);
 extern int nfs4_proc_exchange_id(struct nfs_client *clp, struct rpc_cred *cred);
 extern int nfs4_init_clientid(struct nfs_client *, struct rpc_cred *);
 extern int nfs41_init_clientid(struct nfs_client *, struct rpc_cred *);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 98eb48ddc25..69212d2f882 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2345,8 +2345,8 @@ static int nfs4_find_root_sec(struct nfs_server *server, struct nfs_fh *fhandle,
 /*
  * get the file handle for the "/" directory on the server
  */
-static int nfs4_proc_get_root(struct nfs_server *server, struct nfs_fh *fhandle,
-                              struct nfs_fsinfo *info)
+int nfs4_proc_get_rootfh(struct nfs_server *server, struct nfs_fh *fhandle,
+                         struct nfs_fsinfo *info)
 {
         int minor_version = server->nfs_client->cl_minorversion;
         int status = nfs4_lookup_root(server, fhandle, info);
@@ -6539,7 +6539,7 @@ const struct nfs_rpc_ops nfs_v4_clientops = {
         .dir_inode_ops  = &nfs4_dir_inode_operations,
         .file_inode_ops = &nfs4_file_inode_operations,
         .file_ops       = &nfs4_file_operations,
-        .getroot        = nfs4_proc_get_root,
+        .getroot        = nfs4_proc_get_rootfh,
         .submount       = nfs4_submount,
         .getattr        = nfs4_proc_getattr,
         .setattr        = nfs4_proc_setattr,