[pnfs-submit-wave3,update,5/5] SQUASHME: NFSv4.1: DS only check
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Message ID 1299007534-4105-6-git-send-email-andros@netapp.com
State RFC, archived
Headers show

Commit Message

Andy Adamson March 1, 2011, 7:25 p.m. UTC
None

Patch
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diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 738f624..6dd50ac 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -1400,12 +1400,6 @@  static int nfs4_set_client(struct nfs_server *server,
 		goto error;
 	}
 
-	/* Cannot mount a DS only server */
-	if (is_ds_only_client(clp)) {
-		error = -ENODEV;
-		goto error;
-	}
-
 	/*
 	 * Query for the lease time on clientid setup or renewal
 	 *
@@ -1500,6 +1494,10 @@  static int nfs4_server_common_setup(struct nfs_server *server,
 	BUG_ON(!server->nfs_client->rpc_ops);
 	BUG_ON(!server->nfs_client->rpc_ops->file_inode_ops);
 
+	/* data servers support only a subset of NFSv4.1 */
+	if (is_ds_only_client(server->nfs_client))
+		return -EPROTONOSUPPORT;
+
 	fattr = nfs_alloc_fattr();
 	if (fattr == NULL)
 		return -ENOMEM;