From: NeilBrown <neilb@suse.de>
To: Shaohua Li <shli@kernel.org>
Cc: linux-raid@vger.kernel.org, axboe@kernel.dk
Subject: Re: [patch 0/3 v3] MD: improve raid1/10 write performance for fast storage
Date: Wed, 4 Jul 2012 11:45:20 +1000 [thread overview]
Message-ID: <20120704114520.547d917b@notabene.brown> (raw)
In-Reply-To: <20120703085858.GA829@kernel.org>
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On Tue, 3 Jul 2012 16:58:58 +0800 Shaohua Li <shli@kernel.org> wrote:
> Looks you merged the patch to your tree, great! The raid1_unplug() still lacks
> blk_start_plug/blk_finish_plug.
Is that needed? raid1_unplug will be called from a context where there is
still a plug active.
That is one aspect that I need to carefully review - make sure that requests
submitted from unplug also get unplugged etc.
> Will you add a similar patch for raid10?
Once I'm sure that that raid1 patch is good - which requires more study and
testing.
NeilBrown
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prev parent reply other threads:[~2012-07-04 1:45 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-13 9:11 [patch 0/3 v3] MD: improve raid1/10 write performance for fast storage Shaohua Li
2012-06-13 9:11 ` [patch 1/3 v3] MD: add a specific workqueue to do dispatch Shaohua Li
2012-06-13 9:11 ` [patch 2/3 v3] raid1: percpu dispatch for write request if bitmap supported Shaohua Li
2012-06-13 9:11 ` [patch 3/3 v3] raid10: " Shaohua Li
2012-06-28 9:03 ` [patch 0/3 v3] MD: improve raid1/10 write performance for fast storage NeilBrown
2012-06-29 1:29 ` Stan Hoeppner
2012-06-29 2:52 ` NeilBrown
2012-06-29 3:02 ` Roberto Spadim
2012-06-30 4:37 ` Stan Hoeppner
2012-06-29 6:10 ` Shaohua Li
2012-07-02 7:36 ` Shaohua Li
2012-07-03 8:58 ` Shaohua Li
2012-07-04 1:45 ` NeilBrown [this message]
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