netdev - RE: [PATCH NEXT 1/3] netxen: fix lro buffer allocation

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Message-ID: <7608421F3572AB4292BB2532AE89D565865FA8A556@AVEXMB1.qlogic.org>
Date:	Thu, 3 Sep 2009 20:14:01 -0700
From:	Dhananjay Phadke <dhananjay.phadke@...gic.com>
To:	David Miller <davem@...emloft.net>
CC:	"davem@...emloft.com" <davem@...emloft.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: [PATCH NEXT 1/3] netxen: fix lro buffer allocation

 

> Applied.  But allocating such huge linear buffers is asking for
> guarenteed trouble.  Can't you split them up into page sized chunks
> with this chip?

"chained" LRO is not enabled by firmware. Contiguous LRO requires
fewer commands (internal) from firmware to DMA engines.

-Dhananjay--
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