[PATCH net-next 1/7] net: mvneta: Add metadata support for xdp mode
From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: 2025-03-11 12:19:00
Also in:
bpf, linux-arm-kernel, linux-mediatek, linux-omap, netdev
Subsystem:
marvell mvneta ethernet driver, networking drivers, the rest · Maintainers:
Marcin Wojtas, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Set metadata size building the skb from xdp_buff in mvneta driver Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> --- drivers/net/ethernet/marvell/mvneta.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 44b18c57390927e37eac267632cace656bb5526e..147571fdada378e430fd96f2fb4a7e7870b784a2 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c@@ -2342,7 +2342,7 @@ mvneta_swbm_rx_frame(struct mvneta_port *pp, prefetch(data); xdp_buff_clear_frags_flag(xdp); xdp_prepare_buff(xdp, data, pp->rx_offset_correction + MVNETA_MH_SIZE, - data_len, false); + data_len, true); } static void
@@ -2396,6 +2396,7 @@ mvneta_swbm_build_skb(struct mvneta_port *pp, struct page_pool *pool, struct xdp_buff *xdp, u32 desc_status) { struct skb_shared_info *sinfo = xdp_get_shared_info_from_buff(xdp); + u32 metasize = xdp->data - xdp->data_meta; struct sk_buff *skb; u8 num_frags;
@@ -2410,6 +2411,8 @@ mvneta_swbm_build_skb(struct mvneta_port *pp, struct page_pool *pool, skb_reserve(skb, xdp->data - xdp->data_hard_start); skb_put(skb, xdp->data_end - xdp->data); + if (metasize) + skb_metadata_set(skb, metasize); skb->ip_summed = mvneta_rx_csum(pp, desc_status); if (unlikely(xdp_buff_has_frags(xdp)))
--
2.48.1