linux-kernel - Re: [PATCH 04/11] writeback: separate the flushing state/task from the bdi

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Date:	Wed, 20 May 2009 14:09:23 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Jan Kara <jack@...e.cz>
Cc:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	chris.mason@...cle.com, david@...morbit.com, hch@...radead.org,
	akpm@...ux-foundation.org, yanmin_zhang@...ux.intel.com
Subject: Re: [PATCH 04/11] writeback: separate the flushing state/task from
	the bdi

On Wed, May 20 2009, Jan Kara wrote:
> On Wed 20-05-09 13:39:18, Jens Axboe wrote:
> > On Wed, May 20 2009, Jan Kara wrote:
> > > On Mon 18-05-09 14:19:45, Jens Axboe wrote:
> > > > Add a struct bdi_writeback for tracking and handling dirty IO. This
> > > > is in preparation for adding > 1 flusher task per bdi.
> > >   Some changes (IMO the most complicated ones ;) in this patch set seem to
> > > be just reordering / cleanup of changes which happened in patch #2. Could
> > > you maybe move it there. Commented below...
> > 
> > Some of it, most of it is due to switching from one fixed thread to the
> > potential of having lots more. The moving code around is mostly due to
> > other callers now having to use functions that were below them, and I'd
> > rather move them around instead of having prototypes at the top.
>   I meant mainly the changes in forker thread and such.

OK, I'll double check for silly changes between the two. Since I added
some functionalty at the end of the series and then later moved it back
up the chain, it's quite likely that there are silly diffs between those
two patches.

-- 
Jens Axboe

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