netdev - Re: [PATCH net-next] net: netsec: add xdp tx return bulking support

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Date:   Fri, 4 Dec 2020 16:07:54 +0200
From:   Ilias Apalodimas <ilias.apalodimas@...aro.org>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     Lorenzo Bianconi <lorenzo@...nel.org>, netdev@...r.kernel.org,
        lorenzo.bianconi@...hat.com, davem@...emloft.net, brouer@...hat.com
Subject: Re: [PATCH net-next] net: netsec: add xdp tx return bulking support

Hi Jakub, 

On Fri, Nov 20, 2020 at 10:14:34AM -0800, Jakub Kicinski wrote:
> On Fri, 20 Nov 2020 20:07:13 +0200 Ilias Apalodimas wrote:
> > On Fri, Nov 20, 2020 at 10:00:07AM -0800, Jakub Kicinski wrote:
> > > On Tue, 17 Nov 2020 10:35:28 +0100 Lorenzo Bianconi wrote:  
> > > > Convert netsec driver to xdp_return_frame_bulk APIs.
> > > > Rely on xdp_return_frame_rx_napi for XDP_TX in order to try to recycle
> > > > the page in the "in-irq" page_pool cache.
> > > > 
> > > > Co-developed-by: Jesper Dangaard Brouer <brouer@...hat.com>
> > > > Signed-off-by: Jesper Dangaard Brouer <brouer@...hat.com>
> > > > Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>
> > > > ---
> > > > This patch is just compile tested, I have not carried out any run test  
> > > 
> > > Doesn't look like anyone will test this so applied, thanks!  
> > 
> > I had everything applied trying to test, but there was an issue with the PHY the
> > socionext board uses [1].
> 
> FWIW feel free to send a note saying you need more time.
> 
> > In any case the patch looks correct, so you can keep it and I'll report any 
> > problems once I short the box out.
> 
> Cool, fingers crossed :)

FWIW I did eventually test this. 
I can't see anything wrong with it.

Cheers
/Ilias