linux-kernel - Re: [RT LATENCY] 249 microsecond latency caused by slub's unfreeze

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Message-ID: <0000013df9f9ca28-9863f810-f95f-4a21-83cd-a7a875af69c8-000000@email.amazonses.com>
Date:	Thu, 11 Apr 2013 16:42:09 +0000
From:	Christoph Lameter <cl@...ux.com>
To:	Steven Rostedt <rostedt@...dmis.org>
cc:	Joonsoo Kim <iamjoonsoo.kim@....com>,
	LKML <linux-kernel@...r.kernel.org>,
	RT <linux-rt-users@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Clark Williams <clark@...hat.com>,
	Pekka Enberg <penberg@...nel.org>
Subject: Re: [RT LATENCY] 249 microsecond latency caused by slub's
 unfreeze_partials() code.

On Thu, 11 Apr 2013, Steven Rostedt wrote:

> I was wondering if you made any more forward progress with with patch
> yet. When it goes into mainline, I'd like to backport it to the -rt
> stable trees, and will probably make it enabled by default when
> PREEMPT_RT is enabled.

Sorry I did not get around to it yet. Also waiting for Joonsoo's patch to
be merged first. Which tree may I use Pekka?



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