From: Tejun Heo <tj@kernel.org>
To: Glauber Costa <glommer@parallels.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
cgroups@vger.kernel.org, linux-mm@kvack.org, devel@openvz.org,
kamezawa.hiroyu@jp.fujitsu.com, netdev@vger.kernel.org,
Li Zefan <lizefan@huawei.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Michal Hocko <mhocko@suse.cz>
Subject: Re: [PATCH v5 2/2] decrement static keys on real destroy time
Date: Thu, 17 May 2012 08:19:47 -0700 [thread overview]
Message-ID: <20120517151947.GI21275@google.com> (raw)
In-Reply-To: <4FB4CA4D.50608@parallels.com>
On Thu, May 17, 2012 at 01:52:13PM +0400, Glauber Costa wrote:
> Andrew is right. It seems we will need that mutex after all. Just
> this is not a race, and neither something that should belong in the
> static_branch interface.
Yeah, with a completely different comment. It just needs to wrap
->activated alteration and static key inc/dec, right?
Thanks.
--
tejun
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next prev parent reply other threads:[~2012-05-17 15:19 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-11 20:11 [PATCH v5 0/2] fix static_key disabling problem in memcg Glauber Costa
2012-05-11 20:11 ` Glauber Costa
2012-05-11 20:11 ` [PATCH v5 1/2] Always free struct memcg through schedule_work() Glauber Costa
2012-05-11 20:11 ` Glauber Costa
2012-05-11 20:11 ` Glauber Costa
[not found] ` <1336767077-25351-2-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-05-14 0:56 ` KAMEZAWA Hiroyuki
2012-05-14 0:56 ` KAMEZAWA Hiroyuki
2012-05-11 20:11 ` [PATCH v5 2/2] decrement static keys on real destroy time Glauber Costa
2012-05-11 20:11 ` Glauber Costa
2012-05-11 20:11 ` Glauber Costa
[not found] ` <1336767077-25351-3-git-send-email-glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-05-14 0:59 ` KAMEZAWA Hiroyuki
2012-05-14 0:59 ` KAMEZAWA Hiroyuki
[not found] ` <4FB058D8.6060707-+CUm20s59erQFUHtdCDX3A@public.gmane.org>
2012-05-16 6:03 ` Glauber Costa
2012-05-16 6:03 ` Glauber Costa
2012-05-16 6:03 ` Glauber Costa
[not found] ` <4FB3431C.3050402-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-05-16 7:04 ` Glauber Costa
2012-05-16 7:04 ` Glauber Costa
2012-05-16 7:04 ` Glauber Costa
[not found] ` <4FB3518B.3090205-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-05-16 8:28 ` KAMEZAWA Hiroyuki
2012-05-16 8:28 ` KAMEZAWA Hiroyuki
[not found] ` <4FB3652D.2040909-+CUm20s59erQFUHtdCDX3A@public.gmane.org>
2012-05-16 8:30 ` Glauber Costa
2012-05-16 8:30 ` Glauber Costa
2012-05-16 8:30 ` Glauber Costa
2012-05-16 8:37 ` Glauber Costa
2012-05-16 8:37 ` Glauber Costa
2012-05-16 8:37 ` Glauber Costa
2012-05-14 1:38 ` Li Zefan
2012-05-14 1:38 ` Li Zefan
[not found] ` <4FB0621C.3010604-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2012-05-16 7:03 ` Glauber Costa
2012-05-16 7:03 ` Glauber Costa
2012-05-16 7:03 ` Glauber Costa
2012-05-16 20:57 ` Andrew Morton
2012-05-16 20:57 ` Andrew Morton
2012-05-14 18:12 ` Tejun Heo
2012-05-14 18:12 ` Tejun Heo
2012-05-16 21:06 ` Andrew Morton
2012-05-16 21:06 ` Andrew Morton
2012-05-16 21:06 ` Andrew Morton
2012-05-17 3:06 ` Glauber Costa
2012-05-17 3:06 ` Glauber Costa
2012-05-17 3:06 ` Glauber Costa
[not found] ` <4FB46B4C.3000307-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-05-17 5:37 ` Andrew Morton
2012-05-17 5:37 ` Andrew Morton
2012-05-17 5:37 ` Andrew Morton
[not found] ` <20120516223715.5d1b4385.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2012-05-17 9:52 ` Glauber Costa
2012-05-17 9:52 ` Glauber Costa
2012-05-17 9:52 ` Glauber Costa
2012-05-17 10:18 ` KAMEZAWA Hiroyuki
[not found] ` <4FB4D061.10406-+CUm20s59erQFUHtdCDX3A@public.gmane.org>
2012-05-17 10:22 ` Glauber Costa
2012-05-17 10:22 ` Glauber Costa
2012-05-17 10:22 ` Glauber Costa
[not found] ` <4FB4D14D.4020303-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2012-05-17 10:27 ` KAMEZAWA Hiroyuki
2012-05-17 10:27 ` KAMEZAWA Hiroyuki
2012-05-17 15:19 ` Tejun Heo [this message]
2012-05-17 17:02 ` Andrew Morton
2012-05-17 17:02 ` Andrew Morton
2012-05-16 21:13 ` Andrew Morton
2012-05-16 21:13 ` Andrew Morton
[not found] ` <20120516141342.911931e7.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2012-05-17 0:07 ` KAMEZAWA Hiroyuki
2012-05-17 0:07 ` KAMEZAWA Hiroyuki
2012-05-17 3:09 ` Glauber Costa
2012-05-17 3:09 ` Glauber Costa
2012-05-17 3:09 ` Glauber Costa
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