netdev - Re: [PATCH 33/39] mv643xx_eth: work around TX hang hardware issue

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Message-ID: <20080605123715.GP3807@farnsworth.org>
Date:	Thu, 5 Jun 2008 05:37:15 -0700
From:	Dale Farnsworth <dale@...nsworth.org>
To:	Lennert Buytenhek <buytenh@...tstofly.org>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH 33/39] mv643xx_eth: work around TX hang hardware issue

On Tue, Jun 03, 2008 at 01:02:48PM +0200, Lennert Buytenhek wrote:
> Under some conditions, the TXQ ('TX queue being served') bit can clear
> before all packets queued for that TX queue have been transmitted.
> This patch enables TXend interrupts, and uses those to re-kick TX
> queues that claim to be idle but still have queued descriptors from
> the interrupt handler.
> 
> Signed-off-by: Lennert Buytenhek <buytenh@...vell.com>
> ---
>  drivers/net/mv643xx_eth.c |   35 ++++++++++++++++++++++++++++++-----
>  1 files changed, 30 insertions(+), 5 deletions(-)

Acked-by: Dale Farnsworth <dale@...nsworth.org>
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