commit ddda8e0aa8b955e20cb80908189bfa154ab54837
author Bryan Schumaker <bjschuma@netapp.com> Mon Jul 30 16:05:23 2012 -0400
committer Trond Myklebust <Trond.Myklebust@netapp.com> Mon Jul 30 19:06:41 2012 -0400
tree ff5b1041ce86c76519c1b824161ce5d7ad2e49db
parent fac1e8e4ef417e958060a6c3a061cc1a180bd8ae

NFS: Convert v2 into a module

The module (nfs2.ko) will be created in the same directory as nfs.ko and
will be automatically loaded the first time you try to mount over NFS v2.

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

fs/nfs/client.c

diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 1f29082..fa8acf5 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -149,11 +149,7 @@
  */
 int __init nfs_register_versions(void)
 {
-	int err = init_nfs_v2();
-	if (err)
-		return err;
-
-	err = init_nfs_v3();
+	int err = init_nfs_v3();
 	if (err)
 		return err;
 
@@ -165,7 +161,6 @@
  */
 void nfs_unregister_versions(void)
 {
-	exit_nfs_v2();
 	exit_nfs_v3();
 	exit_nfs_v4();
 }
@@ -222,6 +217,7 @@
 error_0:
 	return ERR_PTR(err);
 }
+EXPORT_SYMBOL_GPL(nfs_alloc_client);
 
 #ifdef CONFIG_NFS_V4
 /* idr_remove_all is not needed as all id's are removed by nfs_put_client */
@@ -284,6 +280,7 @@
 
 	dprintk("<-- nfs_free_client()\n");
 }
+EXPORT_SYMBOL_GPL(nfs_free_client);
 
 /*
  * Release a reference to a shared client record
@@ -753,6 +750,7 @@
 	dprintk("<-- nfs_init_client() = xerror %d\n", error);
 	return ERR_PTR(error);
 }
+EXPORT_SYMBOL_GPL(nfs_init_client);
 
 /*
  * Create a version 2 or 3 client
@@ -1122,6 +1120,7 @@
 	nfs_free_server(server);
 	return ERR_PTR(error);
 }
+EXPORT_SYMBOL_GPL(nfs_create_server);
 
 /*
  * Clone an NFS2, NFS3 or NFS4 server record
@@ -1191,6 +1190,7 @@
 	dprintk("<-- nfs_clone_server() = error %d\n", error);
 	return ERR_PTR(error);
 }
+EXPORT_SYMBOL_GPL(nfs_clone_server);
 
 void nfs_clients_init(struct net *net)
 {