netdev - Re: [PATCH] mv643xx_eth: Fix race condition in mv643xx_eth_free_tx

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Message-ID: <45B67E20.8020309@pobox.com>
Date:	Tue, 23 Jan 2007 16:29:04 -0500
From:	Jeff Garzik <jgarzik@...ox.com>
To:	Dale Farnsworth <dale@...nsworth.org>
CC:	Thibaut VARENE <T-Bone@...isc-linux.org>,
	Jarek Poplawski <jarkao2@...pl>, mlachwani@...sta.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mv643xx_eth: Fix race condition in mv643xx_eth_free_tx_descs

Dale Farnsworth wrote:
>>>From Dale Farnsworth <dale@...nsworth.org>
> 
> mv643xx_eth: Fix race condition in mv643xx_eth_free_tx_descs
> 
> This bug was found and isolated by Thibaut VARENE <T-Bone@...isc-linux.org>
> and Jarek Poplawski <jarkao2@...pl>.  This patch is a modification of their
> fixes.  We acquire and release the lock for each descriptor that is freed
> to minimize the time the lock is held.
> 
> ---
> 
>  drivers/net/mv643xx_eth.c |   11 +++++++++--
>  1 file changed, 9 insertions(+), 2 deletions(-)

applied


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