netdev - Re: [PATCH bpf-next] xdp: report rx queue index in xdp

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Date:   Tue, 16 Aug 2022 11:56:02 +0200
From:   Lorenzo Bianconi <lorenzo@...nel.org>
To:     Daniel Borkmann <daniel@...earbox.net>
Cc:     Lorenzo Bianconi <lorenzo.bianconi@...hat.com>,
        bpf@...r.kernel.org, ast@...nel.org, andrii@...nel.org,
        netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org,
        edumazet@...gle.com, pabeni@...hat.com, hawk@...nel.org,
        john.fastabend@...il.com
Subject: Re: [PATCH bpf-next] xdp: report rx queue index in xdp_frame

> On 8/16/22 11:45 AM, Lorenzo Bianconi wrote:
> > > Report rx queue index in xdp_frame according to the xdp_buff xdp_rxq_info
> > > pointer. xdp_frame queue_index is currently used in cpumap code to covert
> > > the xdp_frame into a xdp_buff.
> > > xdp_frame size is not increased adding queue_index since an alignment padding
> > > in the structure is used to insert queue_index field.
> > > 
> > > Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>
> > > ---
> > >   include/net/xdp.h   | 2 ++
> > >   kernel/bpf/cpumap.c | 2 +-
> > >   2 files changed, 3 insertions(+), 1 deletion(-)
> > 
> > 
> > Hi Alexei and Daniel,
> > 
> > this patch is marked as 'new, archived' in patchwork.
> > Do I need to rebase and repost it?
> 
> Yes, please rebase and resend. Perhaps also improve the commit description
> a bit in terms of what it fixes, it's a bit terse to the reader above on
> what effect it has.

ack thx, will do.

Regards,
Lorenzo

> 
> Thanks,
> Daniel

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