Subject: Re: [PATCH v3 net] net: solve a NAPI race

From: Stephen Hemminger <[email-masked]>
Date: Mon, 27 Feb 2017 14:44:55 -0800

On Mon, 27 Feb 2017 14:35:17 -0800
Eric Dumazet <[email-masked]> wrote:

> On Mon, 2017-02-27 at 14:14 -0800, Stephen Hemminger wrote:
> 
> > The original design (as Davem mentioned) was that IRQ's must be disabled
> > during device polling. If that was true, then the race above
> > would be impossible.  
> 
> I would love to see an alternative patch.

Turn off busy poll? 
The poll stuff runs risk of breaking more things.