linux-kernel - Re: [PATCH 1/2] cgroup: Set CGRP_RELEASABLE when adding to a cgroup

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Message-ID: <AANLkTin7B51maXHRH+FNmZ14bmWmEp9P2=2QTNqgq_Fi@mail.gmail.com>
Date:	Thu, 27 Jan 2011 17:30:41 -0800
From:	Paul Menage <menage@...gle.com>
To:	Bryan Huntsman <bryanh@...eaurora.org>
Cc:	Colin Cross <ccross@...roid.com>, Li Zefan <lizf@...fujitsu.com>,
	containers@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, mbohan@...eaurora.org
Subject: Re: [PATCH 1/2] cgroup: Set CGRP_RELEASABLE when adding to a cgroup

On Thu, Jan 27, 2011 at 5:17 PM, Bryan Huntsman <bryanh@...eaurora.org> wrote:
>
> Tested-by: Mike Bohan <mbohan@...eaurora.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
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