[PATCH] NFS: Ensure we call nfs_sb_deactive() after releasing the

[Trond Myklebust]

[ Upstream commit 744d18dbfae07482ea461701b0aaec3a75ec9224 ]

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@xxxxxxxxxx>
CC: Oliver Pinter <oliver.pntr@xxxxxxxxx>

diff --git a/fs/nfs/unlink.c b/fs/nfs/unlink.c
index 3adf8b2..f089e58 100644
--- 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 = {


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