netdev - Re: [PATCH net] net: mvneta: fix XDP support if sw bm is used as fallback

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Date:   Wed, 29 Jan 2020 13:59:31 +0100 (CET)
From:   David Miller <davem@...emloft.net>
To:     lorenzo@...nel.org
Cc:     netdev@...r.kernel.org, ilias.apalodimas@...aro.org,
        lorenzo.bianconi@...hat.com, brouer@...hat.com,
        sven.auhagen@...eatech.de, andrew@...n.ch
Subject: Re: [PATCH net] net: mvneta: fix XDP support if sw bm is used as
 fallback

From: Lorenzo Bianconi <lorenzo@...nel.org>
Date: Wed, 29 Jan 2020 12:50:53 +0100

> In order to fix XDP support if sw buffer management is used as fallback
> for hw bm devices, define MVNETA_SKB_HEADROOM as maximum between
> XDP_PACKET_HEADROOM and NET_SKB_PAD and let the hw aligns the IP header
> to 4-byte boundary.
> Fix rx_offset_correction initialization if mvneta_bm_port_init fails in
> mvneta_resume routine
> 
> Fixes: 0db51da7a8e9 ("net: mvneta: add basic XDP support")
> Tested-by: Sven Auhagen <sven.auhagen@...eatech.de>
> Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>

Applied and queued up for v5.5 -stable, thanks.