linux-kernel - Re: [RFC] net: napi fix

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Message-ID: <476161AB.2080306@intel.com>
Date:	Thu, 13 Dec 2007 08:45:31 -0800
From:	"Kok, Auke" <auke-jan.h.kok@...el.com>
To:	David Miller <davem@...emloft.net>
CC:	gallatin@...i.com, joonwpark81@...il.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, jgarzik@...ox.com,
	shemminger@...ux-foundation.org, jesse.brandeburg@...el.com
Subject: Re: [RFC] net: napi fix

David Miller wrote:
> From: Andrew Gallatin <gallatin@...i.com>
> Date: Thu, 13 Dec 2007 09:13:54 -0500
> 
>> If the netif_running() check is indeed required to make a device break
>> out of napi polling and respond to an ifconfig down, then I think the
>> netif_running() check should be moved up into net_rx_action() to avoid
>> potential for driver complexity and bugs like the ones you found.
> 
> That, or something like it, definitely sounds reasonable and much
> better than putting the check into every driver :-)

hear hear!

Auke
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