netdev - Re: [PATCH 2/2] pasemi_mac: Netpoll support

Open Source and information security mailing list archives

Message-ID: <47EA445D.9090509@ru.mvista.com>
Date:	Wed, 26 Mar 2008 15:41:01 +0300
From:	Valentine Barshak <vbarshak@...mvista.com>
To:	Olof Johansson <olof@...om.net>
Cc:	jgarzik@...ox.com, linuxppc-dev@...abs.org,
	pasemi-linux@...abs.org, netdev@...r.kernel.org
Subject: Re: [PATCH 2/2] pasemi_mac: Netpoll support

Olof Johansson wrote:
> Add netpoll support to allow use of netconsole.
> 
> Signed-off-by: Nate Case <ncase@...-inc.com>
> Signed-off-by: Olof Johansson <olof@...om.net>
> 
> diff --git a/drivers/net/pasemi_mac.c b/drivers/net/pasemi_mac.c
> index abb1dc4..6030ffe 100644
> --- a/drivers/net/pasemi_mac.c
> +++ b/drivers/net/pasemi_mac.c
> @@ -1648,6 +1648,26 @@ static int pasemi_mac_poll(struct napi_struct *napi, int budget)
>  	return pkts;
>  }
>  
> +#ifdef CONFIG_NET_POLL_CONTROLLER
> +/*
> + * Polling 'interrupt' - used by things like netconsole to send skbs
> + * without having to re-enable interrupts. It's not called while
> + * the interrupt routine is executing.
> + */
> +static void pasemi_mac_netpoll(struct net_device *dev)
> +{
> +	const struct pasemi_mac *mac = netdev_priv(dev);
> +
> +	disable_irq(mac->tx->chan.irq);
> +	pasemi_mac_tx_intr(mac->tx->chan.irq, mac->tx);
> +	enable_irq(mac->tx->chan.irq);
> +
> +	disable_irq(mac->rx->chan.irq);
> +	pasemi_mac_rx_intr(mac->rx->chan.irq, dev);

Shouldn't this actually be pasemi_mac_rx_intr(mac->rx->chan.irq, mac->rx)?
Thanks,
Valentine.

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