netdev - Re: [PATCH v4 1/1 net-next] net: fec: add napi support to improve proformance

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Message-ID: <loom.20130204T203257-683@post.gmane.org>
Date:	Mon, 4 Feb 2013 19:33:04 +0000 (UTC)
From:	Jim Baxter <jim_baxter@...tor.com>
To:	netdev@...r.kernel.org
Subject: Re: [PATCH v4 1/1 net-next] net: fec: add napi support to improve proformance

Frank Li <lznuaa <at> gmail.com> writes:

> 
> 2013/1/30 David Miller <davem <at> davemloft.net>:
> > it is recommended to also to TX reclaim processing
> > in the NAPI handler as well, in fact it's best to make the hardware
> > interrupt handler do nothing other than trigger NAPI and then
> > move everything that was in your hardware interrupt handler into
> > NAPI poll instead.
> 
> Okay, I will work on this soon.
> 


This might be related but I have found on the Sabre AI Revision TO1.1 that the 
NAPI patch causes a 10% reduction in speed, is this expected?

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