From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Bharata B Rao <bharata.rao@gmail.com>,
Li Zefan <lizf@cn.fujitsu.com>, Ingo Molnar <mingo@elte.hu>,
Paul Menage <menage@google.com>,
Balbir Singh <balbir@linux.vnet.ibm.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] cpuacct: add a branch prediction
Date: Thu, 26 Feb 2009 11:44:36 +0100 [thread overview]
Message-ID: <1235645076.4645.4781.camel@laptop> (raw)
In-Reply-To: <18f6db017e5d44596e828e0753f28e75.squirrel@webmail-b.css.fujitsu.com>
On Thu, 2009-02-26 at 19:28 +0900, KAMEZAWA Hiroyuki wrote:
> Taking hierarchy mutex while reading will make read-side stable.
We're talking about scheduling here, taking a mutex to stop scheduling
won't work, nor will it be acceptible to use anything that will.
next prev parent reply other threads:[~2009-02-26 10:45 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-26 7:40 [PATCH] cpuacct: add a branch prediction Li Zefan
2009-02-26 8:07 ` KAMEZAWA Hiroyuki
2009-02-26 8:17 ` Li Zefan
2009-02-26 8:22 ` KAMEZAWA Hiroyuki
2009-02-26 8:35 ` Li Zefan
2009-02-26 8:40 ` KAMEZAWA Hiroyuki
2009-02-26 10:10 ` Bharata B Rao
2009-02-26 10:28 ` KAMEZAWA Hiroyuki
2009-02-26 10:44 ` Peter Zijlstra [this message]
2009-02-26 10:55 ` KAMEZAWA Hiroyuki
2009-02-26 11:22 ` Peter Zijlstra
2009-02-26 11:17 ` KAMEZAWA Hiroyuki
2009-02-26 11:28 ` Peter Zijlstra
2009-02-26 12:06 ` KAMEZAWA Hiroyuki
2009-02-26 12:20 ` Peter Zijlstra
2009-02-26 12:26 ` Ingo Molnar
2009-02-26 12:40 ` Arnd Bergmann
2009-02-27 4:25 ` Paul Mackerras
2009-02-26 16:45 ` Paul E. McKenney
2009-02-27 0:58 ` KAMEZAWA Hiroyuki
2009-02-27 1:29 ` Paul E. McKenney
2009-02-27 3:22 ` [RFC][PATCH] remove rq->lock from cpuacct cgroup (Was " KAMEZAWA Hiroyuki
2009-03-02 14:56 ` Peter Zijlstra
2009-03-02 23:42 ` KAMEZAWA Hiroyuki
2009-03-03 7:51 ` Peter Zijlstra
2009-03-03 9:04 ` KAMEZAWA Hiroyuki
2009-03-03 9:40 ` Peter Zijlstra
2009-03-03 10:42 ` KAMEZAWA Hiroyuki
2009-03-03 10:44 ` KAMEZAWA Hiroyuki
2009-03-03 11:54 ` Peter Zijlstra
2009-03-04 6:32 ` [PATCH] remove rq->lock from cpuacct cgroup v2 KAMEZAWA Hiroyuki
2009-03-04 7:54 ` Bharata B Rao
2009-03-04 8:20 ` KAMEZAWA Hiroyuki
2009-03-04 8:46 ` KAMEZAWA Hiroyuki
2009-03-04 10:35 ` Bharata B Rao
2009-03-04 12:11 ` Bharata B Rao
2009-03-04 14:17 ` KAMEZAWA Hiroyuki
2009-02-26 8:37 ` [PATCH] cpuacct: add a branch prediction Balbir Singh
2009-02-26 8:41 ` Li Zefan
2009-02-26 10:40 ` Balbir Singh
2009-02-26 10:43 ` Peter Zijlstra
2009-02-26 8:43 ` KAMEZAWA Hiroyuki
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