From: Tejun Heo <tj@kernel.org>
To: Glauber Costa <glommer@parallels.com>
Cc: cgroups@vger.kernel.org, netdev@vger.kernel.org,
Li Zefan <lizefan@huawei.com>,
kamezawa.hiroyu@jp.fujitsu.com, linux-mm@kvack.org,
devel@openvz.org
Subject: Re: [PATCH v3 2/2] decrement static keys on real destroy time
Date: Thu, 26 Apr 2012 15:32:14 -0700 [thread overview]
Message-ID: <CAOS58YPKtZ-oLOtaNqgbxB4Nf0Vc=eL+FjgfMj4a9T0yjn57Sg@mail.gmail.com> (raw)
In-Reply-To: <4F99CC17.4080006@parallels.com>
On Thu, Apr 26, 2012 at 3:28 PM, Glauber Costa <glommer@parallels.com> wrote:
> We need a broader audience for this, but if I understand the interface
> right, those functions should not be called in fast paths at all (contrary
> to the static_branch tests)
>
> The static_branch tests can be called from irq context, so we can't just get
> rid of the atomic op and use the mutex everywhere, we'd have
> to live with both.
>
> I will repost this series, with some more people in the CC list.
Great, thanks!
--
tejun
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prev parent reply other threads:[~2012-04-26 22:32 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-26 21:24 [PATCH v3 0/2] fix problem with static_branch() for sock memcg Glauber Costa
2012-04-26 21:24 ` [PATCH v3 1/2] Always free struct memcg through schedule_work() Glauber Costa
2012-04-26 21:24 ` [PATCH v3 2/2] decrement static keys on real destroy time Glauber Costa
2012-04-26 21:39 ` Tejun Heo
2012-04-26 21:58 ` Glauber Costa
2012-04-26 22:13 ` Tejun Heo
2012-04-26 22:17 ` Glauber Costa
2012-04-26 22:22 ` Tejun Heo
2012-04-26 22:28 ` Glauber Costa
2012-04-26 22:32 ` Tejun Heo [this message]
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