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From: Christoph Hellwig <hch@infradead.org>
To: Thomas Klein <osstklei@de.ibm.com>
Cc: Thomas Klein <tklein@de.ibm.com>, Jeff Garzik <jeff@garzik.org>,
	Jan-Bernd Themann <themann@de.ibm.com>,
	netdev <netdev@vger.kernel.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Christoph Raisch <raisch@de.ibm.com>,
	Stefan Roscher <ossrosch@linux.vnet.ibm.com>,
	linux-ppc <linuxppc-dev@ozlabs.org>,
	Marcus Eder <meder@de.ibm.com>
Subject: Re: [PATCH] ehea: Receive SKB Aggregation
Date: Tue, 8 May 2007 13:15:27 +0100	[thread overview]
Message-ID: <20070508121527.GA16763@infradead.org> (raw)
In-Reply-To: <200705081405.33742.osstklei@de.ibm.com>

On Tue, May 08, 2007 at 02:05:33PM +0200, Thomas Klein wrote:
> This patch enables the receive side processing to aggregate TCP packets within
> the HEA device driver. It analyses the packets already received after a
> interrupt arrived and forwards these as a chains of SKBs for the same TCP
> connection with modified header field. We have seen a lower CPU load and
> improved throughput for small numbers of parallel TCP connections.
> 
> We added a disabled module parameter to prevent disruption of normal driver
> operation.
> We currently consider this as "experimental" until further review and tests
> have been passed.
> 
> Are there any concerns about including this in the mainline driver?

So we grow yet another LRO copy in drivers?  I think someone needs to
bite the bullet and make it generic.

  reply	other threads:[~2007-05-08 12:16 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-05-08 12:05 [PATCH] ehea: Receive SKB Aggregation Thomas Klein
2007-05-08 12:15 ` Christoph Hellwig [this message]
2007-05-08 12:44 ` Stephen Rothwell

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