Re: [PATCH net v2 0/4] net: mvpp2: fix XDP RX buffer handling

[Marcin Wojtas]

Hi Tim,


śr., 3 cze 2026 o 15:55 Alexander Lobakin
<aleksander.lobakin@xxxxxxxxx> napisał(a):
>
> From: Til Kaiser <mail@xxxxxxxx>
> Date: Tue,  2 Jun 2026 18:46:31 +0200
>
> > This is v2 of the earlier XDP_PASS fix. The XDP_PASS change is retained,
> > and the series now also fixes related RX/XDP buffer handling issues found
> > during review.
> >
> > ---
> > v1: https://lore.kernel.org/all/20260524122334.1730451-1-mail@xxxxxxxx/
> >
> > Changes in v2:
> > - Fixed RX DMA sync range to account for RX headroom.
> > - Limited XDP frame size to the actual RX buffer size.
> > - Fixed refill error paths so retired buffers are not returned to BM.
> >
> > Til Kaiser (4):
> >   net: mvpp2: sync RX data at the hardware packet offset
> >   net: mvpp2: limit XDP frame size to the RX buffer
> >   net: mvpp2: do not return retired RX buffers to BM
> >   net: mvpp2: build skb from XDP-adjusted data on XDP_PASS
> >
> >  .../net/ethernet/marvell/mvpp2/mvpp2_main.c   | 38 ++++++++++++-------
> >  1 file changed, 25 insertions(+), 13 deletions(-)
>
> Series:
>
> Reviewed-by: Alexander Lobakin <aleksander.lobakin@xxxxxxxxx>
>

Tha changes look good, thank you.

Reviewed-by: Marcin Wojtas <marcin.s.wojtas@xxxxxxxxx>

Best regards,
Marcin