linux-ext4 - Re: [PATCH 02/12] ext4: Use redirty_page_for_writepage() in ext4_bio_write

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Message-ID: <20130128143435.GC22711@thunk.org>
Date:	Mon, 28 Jan 2013 09:34:35 -0500
From:	Theodore Ts'o <tytso@....edu>
To:	Jan Kara <jack@...e.cz>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH 02/12] ext4: Use redirty_page_for_writepage() in
 ext4_bio_write_page()

On Fri, Jan 18, 2013 at 01:00:36PM +0100, Jan Kara wrote:
> When we cannot write a page we should use redirty_page_for_writepage()
> instead of plain set_page_dirty(). That tells writeback code we have
> problems, redirties only the page (redirtying buffers is not needed),
> and updates mm accounting of failed page writes.
> 
> Also move clearing of buffer dirty flag after io_submit_add_bh(). At that
> moment we are sure buffer will be going to disk.
> 
> Signed-off-by: Jan Kara <jack@...e.cz>

Applied, thanks.

						- Ted
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