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

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Message-Id: <20071112.144639.115283334.davem@davemloft.net>
Date:	Mon, 12 Nov 2007 14:46:39 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	dada1@...mosbay.com
Cc:	clameter@....com, herbert@...dor.apana.org.au,
	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

From: Eric Dumazet <dada1@...mosbay.com>
Date: Mon, 12 Nov 2007 21:18:17 +0100

> 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 !

Yes I like it too.  It's in my backlog of things to test on
sparc64.
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