netdev - RE: [PATCH net-next 0/7] r8152: tx/rx improvement

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Date:	Mon, 10 Mar 2014 11:45:17 +0800
From:	hayeswang <hayeswang@...ltek.com>
To:	'David Miller' <davem@...emloft.net>
CC:	<netdev@...r.kernel.org>, <nic_swsd@...ltek.com>,
	<linux-kernel@...r.kernel.org>, <linux-usb@...r.kernel.org>
Subject: RE: [PATCH net-next 0/7] r8152: tx/rx improvement

 David Miller [mailto:davem@...emloft.net] 
> Sent: Saturday, March 08, 2014 5:28 AM
> To: hayeswang@...ltek.com
> Cc: netdev@...r.kernel.org; nic_swsd@...ltek.com; 
> linux-kernel@...r.kernel.org; linux-usb@...r.kernel.org
> Subject: Re: [PATCH net-next 0/7] r8152: tx/rx improvement
[...]
> Note that if you ever add ->ndo_poll_controller support to 
> this driver,
> you will have to revert your spin_lock_irq{save,restore}() changes to
> your ->ndo_start_xmit.
> 
> Because the transmit function can indeed be invoked from hard IRQ
> context once you support netpoll.

Thank you for your reminder. I would notice that.

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