From: Dave Chinner <david@fromorbit.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH 7/8] xfs: remove the per-filesystem list of dquots
Date: Tue, 21 Feb 2012 09:15:09 +1100 [thread overview]
Message-ID: <20120220221509.GE3592@dastard> (raw)
In-Reply-To: <20120220022904.615605871@bombadil.infradead.org>
On Sun, Feb 19, 2012 at 09:28:22PM -0500, Christoph Hellwig wrote:
> Instead of keeping a separate per-filesystem list of dquots we can walk
> the radix tree for the two places where we need to iterate all quota
> structures.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
Still a bit of a lookup vs iterate hold-off remaining, but I think
we can live with the reduction now. If it proves to be a noticable
problem then we can look towards RCU based lookups, I think.
Otherwise it looks OK to me.
Reviewed-by: Dave Chinner <dchinner@redhat.com>
--
Dave Chinner
david@fromorbit.com
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next prev parent reply other threads:[~2012-02-20 22:15 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-20 2:28 [PATCH 0/8] quota updates, V3 Christoph Hellwig
2012-02-20 2:28 ` [PATCH 1/8] xfs: merge xfs_qm_export_dquot into xfs_qm_scall_getquota Christoph Hellwig
2012-02-27 1:59 ` Ben Myers
2012-02-27 17:17 ` Christoph Hellwig
2012-02-27 17:23 ` Ben Myers
2012-02-28 3:27 ` Christoph Hellwig
2012-02-29 17:40 ` Ben Myers
2012-02-20 2:28 ` [PATCH 2/8] xfs: include reservations in quota reporting Christoph Hellwig
2012-02-29 19:37 ` Ben Myers
2012-02-20 2:28 ` [PATCH 3/8] quota: make Q_XQUOTASYNC a noop Christoph Hellwig
2012-02-29 20:00 ` Ben Myers
2012-02-20 2:28 ` [PATCH 4/8] xfs: use common code for quota statistics Christoph Hellwig
2012-02-20 21:33 ` Dave Chinner
2012-02-20 21:50 ` Christoph Hellwig
2012-02-21 1:48 ` [PATCH 4/8 v2] " Christoph Hellwig
2012-02-21 4:41 ` Dave Chinner
2012-03-12 17:55 ` Ben Myers
2012-03-13 8:42 ` Christoph Hellwig
2012-03-13 15:27 ` Ben Myers
2012-03-13 21:40 ` Dave Chinner
2012-03-14 2:34 ` Nathan Scott
2012-03-14 5:03 ` Dave Chinner
2012-02-20 2:28 ` [PATCH 5/8] xfs: per-filesystem dquot LRU lists Christoph Hellwig
2012-02-20 22:08 ` Dave Chinner
2012-03-12 20:37 ` Ben Myers
2012-02-20 2:28 ` [PATCH 6/8] xfs: use per-filesystem radix trees for dquot lookup Christoph Hellwig
2012-02-20 2:28 ` [PATCH 7/8] xfs: remove the per-filesystem list of dquots Christoph Hellwig
2012-02-20 22:15 ` Dave Chinner [this message]
2012-02-20 22:19 ` Christoph Hellwig
2012-02-28 3:31 ` [PATCH 7/8 v2] " Christoph Hellwig
2012-02-20 2:28 ` [PATCH 8/8] xfs: remove the global xfs_Gqm structure Christoph Hellwig
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