netdev - Re: [PATCH net-next] sfc: get rid of custom busy polling code

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Message-ID: <1486128345.21871.84.camel@edumazet-glaptop3.roam.corp.google.com>
Date:   Fri, 03 Feb 2017 05:25:45 -0800
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     Bert Kenward <bkenward@...arflare.com>
Cc:     David Miller <davem@...emloft.net>,
        netdev <netdev@...r.kernel.org>,
        Edward Cree <ecree@...arflare.com>,
        Solarflare Linux Maintainers <linux-net-drivers@...arflare.com>
Subject: Re: [PATCH net-next] sfc: get rid of custom busy polling code

On Fri, 2017-02-03 at 09:14 +0000, Bert Kenward wrote:
> On 03/02/17 01:13, Eric Dumazet wrote:
> > From: Eric Dumazet <edumazet@...gle.com>
> > 
> > In linux-4.5, busy polling was implemented in core
> > NAPI stack, meaning that all custom implementation can
> > be removed from drivers.
> > 
> > Not only we remove lot's of tricky code, we also remove
> > one lock operation in fast path.
> > 
> > Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> > Cc: Edward Cree <ecree@...arflare.com>
> > Cc: Bert Kenward <bkenward@...arflare.com>
> 
> We were talking about doing this just yesterday.
> Thanks Eric.
> 
> Acked-by: Bert Kenward <bkenward@...arflare.com>

Excellent then, thanks !