linux-kernel - Re: [RFC PATCH 0/2] fast

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Date:	Fri, 4 Apr 2008 21:56:35 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
cc:	Nick Piggin <nickpiggin@...oo.com.au>,
	Eric Dumazet <dada1@...mosbay.com>,
	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org
Subject: Re: [RFC PATCH 0/2] fast_gup for shared futexes

On Fri, 4 Apr 2008, Peter Zijlstra wrote:
> Hi,
> 
> this patch series removes mmap_sem from the fast path of shared futexes by
> making use of Nick's recent fast_gup() patches. Full series at:
> 
>   http://programming.kicks-ass.net/kernel-patches/futex-fast_gup/v2.6.24.4-rt4/

Looks good at the first glance. Need to look at the corner cases, but
the code does not really depend on mmap_sem anymore so the chance that
it blows up is pretty low.

Thanks,

	tglx
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