From: Wu Fengguang <fengguang.wu@intel.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: "linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>, Jan Kara <jack@suse.cz>,
Curt Wohlgemuth <curtw@google.com>,
Michael Rubin <mrubin@google.com>,
Andrew Morton <akpm@linux-foundation.org>,
Christoph Hellwig <hch@lst.de>,
Dave Chinner <david@fromorbit.com>,
Greg Thelen <gthelen@google.com>,
Minchan Kim <minchan.kim@gmail.com>,
Vivek Goyal <vgoyal@redhat.com>,
Andrea Righi <arighi@develer.com>, linux-mm <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
Tang Feng <feng.tang@intel.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
xfs@oss.sgi.com
Subject: Re: writeback tree status (for 3.2 merge window)
Date: Wed, 2 Nov 2011 23:13:55 +0800 [thread overview]
Message-ID: <20111102151355.GA6717@localhost> (raw)
In-Reply-To: <20111102091012.GA25879@infradead.org>
On Wed, Nov 02, 2011 at 05:10:12AM -0400, Christoph Hellwig wrote:
> On Tue, Nov 01, 2011 at 03:43:47PM +0800, Wu Fengguang wrote:
> > Hi,
> >
> > There are 3 patchsets sitting in the writeback tree.
> >
> > 1) IO-less dirty throttling v12
> > https://github.com/fengguang/linux/commits/dirty-throttling-v12
> >
> > 2) writeback reasons tracing from Curt Wohlgemuth
> > https://github.com/fengguang/linux/commits/writeback-reason
> >
> > 3) writeback queuing changes from Jan Kara and me
> > https://github.com/fengguang/linux/commits/requeue-io-wait
> >
> > They have been merged into this branch testing in linux-next for a while:
> >
> > https://github.com/fengguang/linux/commits/writeback-for-next
> >
> > Since (3) still has an unresolved issue (detailed in the below
> > links), it looks better to hold it back for this merge window.
>
> Given that we have run into issues so much with it that's proably
> the better idea.
>
> To fix the originally reported issue with the missing file size updates
> in XFS we plan to simply log all filesize changes in XFS. Currently I
> had this in the 3.3 queue, but in the worst case we might have to move
> this forward to 3.2.
OK. Anyway I'll report any progress early on (3).
> > The patches from (1,2) together with 2 tracing patches essential for
> > debugging (1) have been pushed to the "writeback-for-linus" branch:
> >
> > http://git.kernel.org/?p=linux/kernel/git/wfg/linux.git;a=shortlog;h=refs/heads/writeback-for-linus
> >
> > If no objections, I'll send a pull request to Linus soon.
>
> Please do so. I'm really looking forward to see the I/O-less
> balance_dirty_pages in ASAP.
Done, thanks!
Thanks,
Fengguang
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prev parent reply other threads:[~2011-11-02 15:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-01 7:43 writeback tree status (for 3.2 merge window) Wu Fengguang
2011-11-02 9:10 ` Christoph Hellwig
2011-11-02 15:13 ` Wu Fengguang [this message]
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