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Date: Wed, 28 May 2014 21:18:10 -0400
From: Rik van Riel <riel@redhat.com>
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To: Linus Torvalds <torvalds@linux-foundation.org>
CC: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>,
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        "Vinod, Chegu" <chegu_vinod@hp.com>
Subject: Re: [RFC] Implement Batched (group) ticket lock
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On 05/28/2014 06:19 PM, Linus Torvalds wrote:

> If somebody has a P4 still, that's likely the worst case by far.

I'm sure cmpxchg isn't the only thing making P4 the worst case :)

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