NFS: Ensure we call nfs_sb_deactive() after releasing the directory inode

In order to avoid the "Busy inodes after unmount" error message, we need to
ensure that nfs_async_unlink_release() releases the super block after the
call to nfs_free_unlinkdata().

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

diff --git a/fs/nfs/unlink.c b/fs/nfs/unlink.c
index 3adf8b2..f089e58 100644 (file)
--- a/fs/nfs/unlink.c
+++ b/fs/nfs/unlink.c
@@ -95,10 +95,11 @@ static void nfs_async_unlink_done(struct rpc_task *task, void *calldata)
 static void nfs_async_unlink_release(void *calldata)
 {
        struct nfs_unlinkdata   *data = calldata;
+       struct super_block *sb = data->dir->i_sb;
 
        nfs_dec_sillycount(data->dir);
-       nfs_sb_deactive(NFS_SERVER(data->dir));
        nfs_free_unlinkdata(data);
+       nfs_sb_deactive(NFS_SB(sb));
 }
 
 static const struct rpc_call_ops nfs_unlink_ops = {