linux-ext4 - Re: [PATCH 08/12] ext4: Remove __ext4_journalled_writepage() from mpage_da_submit

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Message-ID: <20130128144008.GE22711@thunk.org>
Date:	Mon, 28 Jan 2013 09:40:08 -0500
From:	Theodore Ts'o <tytso@....edu>
To:	Jan Kara <jack@...e.cz>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH 08/12] ext4: Remove __ext4_journalled_writepage() from
 mpage_da_submit_io()

On Fri, Jan 18, 2013 at 01:00:42PM +0100, Jan Kara wrote:
> We don't support delayed allocation in data=journal mode. So checking for it in
> mpage_da_submit_io() doesn't make really sence. If we ever decide to extend
> delayed allocation support to data=journal mode, adding
> __ext4_journalled_writepage() call will be the least of problems we have to
> solve. Most likely we'd have to implement separate writepages call anyways
> because we don't have transaction credits for writing more than a single page
> so mapping of page buffers would have to be done differently.
> 
> Signed-off-by: Jan Kara <jack@...e.cz>

Thanks, applied.

					- Ted
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