netdev - Re: [RFC] net: napi fix

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Date:	Wed, 12 Dec 2007 07:21:21 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	shemminger@...ux-foundation.org
Cc:	joonwpark81@...il.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, jgarzik@...ox.com,
	baum@...utinetworks.net, andy@...yhouse.net
Subject: Re: [RFC] net: napi fix

From: Stephen Hemminger <shemminger@...ux-foundation.org>
Date: Tue, 11 Dec 2007 21:46:34 -0800

> Isn't this a better fix for all drivers, rather than peppering every
> driver with the special case. This is how the logic worked up until
> 2.6.24.

Stephen this is not the problem.

The problem is that the driver is doing a NAPI completion and
re-enabling chip interrupts with work_done == weight, and that is
illegal.
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