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Date:	Mon, 15 Aug 2011 13:19:02 +0200
From:	Jan Kara <>
To:	Ted Ts'o <>
Cc:	Christoph Hellwig <>,
	Lukas Czerner <>,
	Curt Wohlgemuth <>,
	Ric Wheeler <>,
	Andreas Dilger <>,
	linux-ext4 List <>,
	Jan Kara <>, Eric Sandeen <>
Subject: Re: [PATCH v2] ext4: Deprecate data=journal mount option

On Sat 13-08-11 22:06:17, Ted Tso wrote:
> On Fri, Aug 12, 2011 at 04:57:19PM -0400, Christoph Hellwig wrote:
> > > and differences in error code returns for
> > > xattrs) and #79 (a failure in the append-only handling which I don't
> > > completely understand yet).
> > 
> > This was discussed on fsdevel lately.  All filesystem but xfs inherit
> > the append only bit from directories to files created inside them.
> > This not only is not very useful behaviour, but also exposes a bug
> > in the vfs that allows to create these new files, but fail the open
> > unless using O_APPEND which is against the posix create semantics.
> I agree that disabling inheritance of the APPEND_FL flag makes sense.
> I propose we do this for ext2/3/4 and any other file systems which is
> currently following the ext2/3/4 behavior.
> Any objections?
  I'm fine with that. It also looks more like a bug (ommission) than
anything else.

Jan Kara <>
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