linux-kernel - Re: [BUG BISECTED] boot hangs while bringing up gianfar ethernet

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Message-ID: <20090209172216.GA11312@ovro.caltech.edu>
Date:	Mon, 9 Feb 2009 09:22:17 -0800
From:	Ira Snyder <iws@...o.caltech.edu>
To:	Jarek Poplawski <jarkao2@...il.com>
Cc:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	David Miller <davem@...emloft.net>,
	Dai Haruki <dai.haruki@...escale.com>,
	Andy Fleming <afleming@...escale.com>
Subject: Re: [BUG BISECTED] boot hangs while bringing up gianfar ethernet

On Sat, Feb 07, 2009 at 11:55:56PM +0100, Jarek Poplawski wrote:
> 
> Hi,
> 
> Could you try this patch?
> 
> Thanks,
> Jarek P.
> ---
> 
>  drivers/net/gianfar.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
> index acae2d8..1335d89 100644
> --- a/drivers/net/gianfar.c
> +++ b/drivers/net/gianfar.c
> @@ -1629,6 +1629,8 @@ static void gfar_schedule_cleanup(struct net_device *dev)
>  	if (netif_rx_schedule_prep(&priv->napi)) {
>  		gfar_write(&priv->regs->imask, IMASK_RTX_DISABLED);
>  		__netif_rx_schedule(&priv->napi);
> +	} else {
> +		gfar_write(&priv->regs->ievent, IEVENT_RTX_MASK);
>  	}
>  
>  	spin_unlock(&priv->rxlock);
> 

It works fine for me, the board now boots up normally.

Thanks for the patch,
Ira
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