linux-kernel - Re: [PATCH 00/11] V4: rwsem changes + down_read

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Date:	Thu, 27 May 2010 13:45:11 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Michel Lespinasse <walken@...gle.com>
Cc:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	David Howells <dhowells@...hat.com>,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Mike Waychison <mikew@...gle.com>,
	Suleiman Souhlal <suleiman@...gle.com>,
	Ying Han <yinghan@...gle.com>
Subject: Re: [PATCH 00/11] V4: rwsem changes + down_read_critical() proposal

On Thu, 2010-05-27 at 04:02 -0700, Michel Lespinasse wrote:
> > Hmm..can't we use something speculative lookup for reading maps ?
> > (as we played in several months ago...)
> 
> Would you happen to have a link to that conversation / remember the
> subject line of the thread ? 

http://lkml.org/lkml/2009/12/24/153

My last series of patches lives here:

http://programming.kicks-ass.net/kernel-patches/speculative-fault/


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