From: Ted Ts'o <tytso@mit.edu>
Subject: Re: [PATCH] ext2,ext3,ext4: don't inherit APPEND_FL or
 IMMUTABLE_FL for new inodes
Date: Thu, 22 Dec 2011 13:19:49 -0500
Message-ID: <20111222181949.GE5041@thunk.org>
References: <20110814020617.GB3524@thunk.org>
 <1313288886-32689-1-git-send-email-tytso@mit.edu>
 <4EF371AC.6000001@redhat.com>
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Cc: Ext4 Developers List <linux-ext4@vger.kernel.org>
To: Eric Sandeen <sandeen@redhat.com>
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On Thu, Dec 22, 2011 at 12:06:36PM -0600, Eric Sandeen wrote:
> On 8/13/11 9:28 PM, Theodore Ts'o wrote:
> > This doesn't make much sense, and it exposes a bug in the kernel where
> > attempts to create a new file in an append-only directory using
> > O_CREAT will fail (but still leave a zero-length file).  This was
> > discovered when xfstests #79 was generalized so it could run on all
> > file systems.
> 
> Curious about the status of this one; I think it makes sense to me, but
> I don't think it ever made it upstream?  I'd be willing to give it a:
> 
> Reviewed-by: Eric Sandeen <sandeen@redhat.com>
> 
> Are there concerns about it or did it just slip through the cracks?

Yes, it's there.  It hit upstream as of v3.2-rc1.  Commit id 1cd9f097

     	  	     	 	  - Ted