NFS: BKL removal from the mount code...

None of the code in nfs_umount_begin() or nfs_remount() has any BKL
dependency.

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

diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 90be551b80c19fa2733349cbecfdfe231f2a5573..f0188eaf37265dc891d3fca84fb70b6266ca821e 100644 (file)
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -714,8 +714,6 @@ static void nfs_umount_begin(struct super_block *sb)
        struct nfs_server *server;
        struct rpc_clnt *rpc;
 
-       lock_kernel();
-
        server = NFS_SB(sb);
        /* -EIO all pending I/O */
        rpc = server->client_acl;
@@ -724,8 +722,6 @@ static void nfs_umount_begin(struct super_block *sb)
        rpc = server->client;
        if (!IS_ERR(rpc))
                rpc_killall_tasks(rpc);
-
-       unlock_kernel();
 }
 
 static struct nfs_parsed_mount_data *nfs_alloc_parsed_mount_data(unsigned int version)
@@ -1881,7 +1877,6 @@ nfs_remount(struct super_block *sb, int *flags, char *raw_data)
        if (data == NULL)
                return -ENOMEM;
 
-       lock_kernel();
        /* fill out struct with values from existing mount */
        data->flags = nfss->flags;
        data->rsize = nfss->rsize;
@@ -1907,7 +1902,6 @@ nfs_remount(struct super_block *sb, int *flags, char *raw_data)
        error = nfs_compare_remount_data(nfss, data);
 out:
        kfree(data);
-       unlock_kernel();
        return error;
 }