Re: [PATCH] hyperv: Add netpoll support

Francois Romieu
2014-07-08T22:47:48Z

Richard Weinberger <richard@nod.at> :
[...]
> This won't work as netpoll runs with IRQs disabled.
> ->ndo_poll_controller() has to make sure that SKBs can be received and transmitted
> while IRQs are off. I thought calling the channel callback by hand would be
> enough to receive SKBs.

What are you taking about ? netconsole does not need to receive.

hyperv start_xmit handler almost does its own Tx completion as you have
noticed. The situation is imho close to a virtual device one as was veth
in bb446c19fefd7b4435adb12a9dd7666adc5b553a.

--
Ueimor