netdev - Re: [PATCH v4] mvneta driver disallow XDP program on hardware buffer management

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Date:   Fri, 24 Jan 2020 08:28:52 +0100 (CET)
From:   David Miller <davem@...emloft.net>
To:     sven.auhagen@...eatech.de
Cc:     netdev@...r.kernel.org, lorenzo.bianconi@...hat.com,
        thomas.petazzoni@...tlin.com, brouer@...hat.com,
        ilias.apalodimas@...aro.org, matteo.croce@...hat.com,
        jakub.kicinski@...ronome.com
Subject: Re: [PATCH v4] mvneta driver disallow XDP program on hardware
 buffer management

From: Sven Auhagen <sven.auhagen@...eatech.de>
Date: Fri, 24 Jan 2020 07:26:34 +0000

> Recently XDP Support was added to the mvneta driver
> for software buffer management only.
> It is still possible to attach an XDP program if
> hardware buffer management is used.
> It is not doing anything at that point.
> 
> The patch disallows attaching XDP programs to mvneta
> if hardware buffer management is used.
> 
> Signed-off-by: Sven Auhagen <sven.auhagen@...eatech.de>

Can you at least say what is changing in each version of the patch
you are posting?

Thank you.