nfs: Don't setting FILE_CREATED flags always

Commit 5bc2afc2 "NFSv4: Honour the 'opened' parameter in the atomic_open()
 filesystem method" have support the opened arguments now.

Also,
Commit 03da633a "atomic_open: take care of EEXIST in no-open case with
 O_CREAT|O_EXCL in fs/namei.c" have change vfs's logical.
Signed-off-by: NKinglong Mee <kinglongmee@gmail.com>
Signed-off-by: NTrond Myklebust <trond.myklebust@primarydata.com>

fs/nfs/dir.c

@@ -1470,9 +1470,6 @@ static int nfs_finish_open(struct nfs_open_context *ctx,
 {
 	int err;
 
-	if ((open_flags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL))
-		*opened |= FILE_CREATED;
-
 	err = finish_open(file, dentry, do_open, opened);
 	if (err)
 		goto out;