From: Steven Rostedt <rostedt@goodmis.org>
To: Johannes Weiner <jweiner@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Michal Hocko <mhocko@suse.cz>, Yong Zhang <yong.zhang0@gmail.com>,
Luis Henriques <henrix@camandro.org>,
Thomas Gleixner <tglx@linutronix.de>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
cgroups@vger.kernel.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [patch] mm: memcg: shorten preempt-disabled section around event checks
Date: Mon, 21 Nov 2011 08:46:07 -0500 [thread overview]
Message-ID: <1321883167.20742.4.camel@frodo> (raw)
In-Reply-To: <20111121110954.GE1771@redhat.com>
On Mon, 2011-11-21 at 12:09 +0100, Johannes Weiner wrote:
> -rt ran into a problem with the soft limit spinlock inside the
> non-preemptible section, because that is sleeping inside an atomic
> context. But I think it makes sense for vanilla, too, to keep the
> non-preemptible section as short as possible. Also, -3 lines.
>
Johannes,
Thanks for this patch. It is very much appreciated by us -rt folks :)
-- Steve
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next prev parent reply other threads:[~2011-11-21 13:46 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-21 11:09 [patch] mm: memcg: shorten preempt-disabled section around event checks Johannes Weiner
2011-11-21 13:36 ` Luis Henriques
2011-11-21 13:46 ` Steven Rostedt [this message]
2011-11-22 0:52 ` KAMEZAWA Hiroyuki
2011-11-22 2:09 ` Yong Zhang
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