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

[hayeswang]

 David Miller [mailto:davem@xxxxxxxxxxxxx] 
> Sent: Saturday, March 08, 2014 5:28 AM
> To: hayeswang@xxxxxxxxxxx
> Cc: netdev@xxxxxxxxxxxxxxx; nic_swsd@xxxxxxxxxxx; 
> linux-kernel@xxxxxxxxxxxxxxx; linux-usb@xxxxxxxxxxxxxxx
> 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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