Re: [PATCH net-next 1/6] net: dsa: tag_8021q: Future-proof the reserved fields in the custom VID

[Florian Fainelli]

On 8/19/2019 4:59 PM, Vladimir Oltean wrote:
> After witnessing the discussion in https://lkml.org/lkml/2019/8/14/151
> w.r.t. ioctl extensibility, it became clear that such an issue might
> prevent that the 3 RSV bits inside the DSA 802.1Q tag might also suffer
> the same fate and be useless for further extension.
> 
> So clearly specify that the reserved bits should currently be
> transmitted as zero and ignored on receive. The DSA tagger already does
> this (and has always did), and is the only known user so far (no
> Wireshark dissection plugin, etc). So there should be no incompatibility
> to speak of.
> 
> Fixes: 0471dd429cea ("net: dsa: tag_8021q: Create a stable binary format")
> Signed-off-by: Vladimir Oltean <olte...@gmail.com>

Reviewed-by: Florian Fainelli <f.faine...@gmail.com>
-- 
Florian