linux-kernel - Re: [RFC][PATCH 0/7] locking: qspinlock

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Date:	Wed, 12 Mar 2014 09:06:11 -0700
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	Dave Chinner <david@...morbit.com>,
	Waiman Long <waiman.long@...com>,
	Arnd Bergmann <arnd@...db.de>,
	"linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>,
	"the arch/x86 maintainers" <x86@...nel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Michel Lespinasse <walken@...gle.com>,
	Andi Kleen <andi@...stfloor.org>,
	Rik van Riel <riel@...hat.com>,
	Paul McKenney <paulmck@...ux.vnet.ibm.com>,
	Oleg Nesterov <oleg@...hat.com>
Subject: Re: [RFC][PATCH 0/7] locking: qspinlock

On Wed, Mar 12, 2014 at 8:57 AM, Peter Zijlstra <peterz@...radead.org> wrote:
>
> I've not managed to reproduce the hang as reported by Dave, but then I
> doubt building kernels has anywhere near the lock contention he
> generated.

Building kernels has basically no lock contention at all.

                Linus
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