netdev - Re: [PATCH net] net: mvneta: fix dma sync size in mvneta_run

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Date:   Tue, 14 Jan 2020 11:43:17 +0100
From:   Jesper Dangaard Brouer <brouer@...hat.com>
To:     Lorenzo Bianconi <lorenzo@...nel.org>
Cc:     netdev@...r.kernel.org, lorenzo.bianconi@...hat.com,
        davem@...emloft.net, ilias.apalodimas@...aro.org, kuba@...nel.org,
        brouer@...hat.com
Subject: Re: [PATCH net] net: mvneta: fix dma sync size in mvneta_run_xdp

On Tue, 14 Jan 2020 11:21:16 +0100
Lorenzo Bianconi <lorenzo@...nel.org> wrote:

> Page pool API will start syncing (if requested) starting from
> page->dma_addr + pool->p.offset. Fix dma sync length in
> mvneta_run_xdp since we do not need to account xdp headroom
> 
> Fixes: 07e13edbb6a6 ("net: mvneta: get rid of huge dma sync in mvneta_rx_refill")
> Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>

Looks correct to me.

Acked-by: Jesper Dangaard Brouer <brouer@...hat.com>

-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Principal Kernel Engineer at Red Hat
  LinkedIn: http://www.linkedin.com/in/brouer