linux-kernel - Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce per cpu access overhead

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Message-ID: <4738B509.9000305@cosmosbay.com>
Date:	Mon, 12 Nov 2007 21:18:17 +0100
From:	Eric Dumazet <dada1@...mosbay.com>
To:	Christoph Lameter <clameter@....com>
CC:	Herbert Xu <herbert@...dor.apana.org.au>,
	David Miller <davem@...emloft.net>, akpm@...ux-foundation.org,
	linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
	mathieu.desnoyers@...ymtl.ca, penberg@...helsinki.fi
Subject: Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce per cpu
 access overhead

Christoph Lameter a écrit :
> On Mon, 12 Nov 2007, Eric Dumazet wrote:
>> For example, I do think using a per cpu memory storage on net_device refcnt &
>> last_rx could give us some speedups.
> 
> Note that there was a new patchset posted (titled cpu alloc v1) that 
> provides on demand extension of the cpu areas.
> 
> See http://marc.info/?l=linux-kernel&m=119438261304093&w=2

Thank you Christoph. I was traveling last week so I missed that.

This new patchset looks very interesting, you did a fantastic job !

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