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From: Paul Menage <menage@google.com>
To: Bryan Huntsman <bryanh@codeaurora.org>
Cc: Colin Cross <ccross@android.com>, Li Zefan <lizf@cn.fujitsu.com>,
	containers@lists.linux-foundation.org,
	linux-kernel@vger.kernel.org, mbohan@codeaurora.org
Subject: Re: [PATCH 1/2] cgroup: Set CGRP_RELEASABLE when adding to a cgroup
Date: Thu, 27 Jan 2011 17:30:41 -0800	[thread overview]
Message-ID: <AANLkTin7B51maXHRH+FNmZ14bmWmEp9P2=2QTNqgq_Fi@mail.gmail.com> (raw)
In-Reply-To: <4D42192C.9000701@codeaurora.org>

On Thu, Jan 27, 2011 at 5:17 PM, Bryan Huntsman <bryanh@codeaurora.org> wrote:
>
> Tested-by: Mike Bohan <mbohan@codeaurora.org>
>
> I'm responding on Mike's behalf and adding him to this thread.  This
> patch improves launch time of a test app from ~700ms to ~250ms on MSM,
> with much lower variance across tests.  We also see UI latency
> improvements, but have not quantified the gains.
>

Is this attached to the wrong patch? I'd thought that it was the other
patch (removing the rcu_synchronize()) that's the performance booster.
This one is more about preserving the semantics of the notification
API.

Paul

  reply	other threads:[~2011-01-28  1:31 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-21  2:00 [PATCH] cgroup: Remove RCU from task->cgroups Colin Cross
2010-11-21 23:02 ` Colin Cross
2010-11-22  4:06   ` [PATCH] cgroup: Convert synchronize_rcu to call_rcu in cgroup_attach_task Colin Cross
2010-11-23  8:14     ` Li Zefan
2010-11-23  8:58       ` Colin Cross
2010-11-23 20:22         ` Colin Cross
2010-11-24  1:24     ` Paul Menage
2010-11-24  1:43       ` [PATCH] cgroup: Remove call to synchronize_rcu " Colin Cross
2010-11-24  2:29         ` Colin Cross
2011-01-22  1:17         ` Bryan Huntsman
2011-01-22  2:04           ` Colin Cross
2011-01-28  1:17         ` Bryan Huntsman
2010-11-24  2:06       ` [PATCH] cgroup: Convert synchronize_rcu to call_rcu " Li Zefan
2010-11-24  2:10         ` Colin Cross
2010-11-24  5:37           ` [PATCH 1/2] cgroup: Set CGRP_RELEASABLE when adding to a cgroup Colin Cross
2010-11-24 23:54             ` Paul Menage
2010-11-25  0:11               ` Colin Cross
2010-11-25  0:18                 ` Colin Cross
2010-11-25  0:21                 ` Paul Menage
2010-12-03  3:07                   ` Colin Cross
2010-12-17  0:54                     ` Paul Menage
2010-12-17  1:12                       ` Colin Cross
2011-01-28  1:17             ` Bryan Huntsman
2011-01-28  1:30               ` Paul Menage [this message]
2011-01-28  1:48                 ` Michael Bohan
2010-11-24  5:37           ` [PATCH 2/2] cgroup: Remove call to synchronize_rcu in cgroup_attach_task Colin Cross
2011-01-28  1:17             ` Bryan Huntsman
2010-11-24 18:58         ` [PATCH] cgroup: Convert synchronize_rcu to call_rcu " Paul Menage

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