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Commit 7aa0076c authored by Ben Hutchings's avatar Ben Hutchings Committed by David S. Miller
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sfc: Enable RX scatter for flows steered by RFS 



Received packets are only scattered if this is enabled in both the
matching filter and the receiving queue.  This was not being done for
filters inserted for RFS, so any packet requiring more than a single
descriptor was dropped.

Signed-off-by: default avatarBen Hutchings <bhutchings@solarflare.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f0e61604

drivers/net/ethernet/sfc/filter.c

+3 −1
Original line number Diff line number Diff line
@@ -1209,7 +1209,9 @@ int efx_filter_rfs(struct net_device *net_dev, const struct sk_buff *skb, 
	EFX_BUG_ON_PARANOID(skb_headlen(skb) < nhoff + 4 * ip->ihl + 4);

	ports = (const __be16 *)(skb->data + nhoff + 4 * ip->ihl);



	efx_filter_init_rx(&spec, EFX_FILTER_PRI_HINT, 0, rxq_index);

	efx_filter_init_rx(&spec, EFX_FILTER_PRI_HINT,

			   efx->rx_scatter ? EFX_FILTER_FLAG_RX_SCATTER : 0,

			   rxq_index);

	rc = efx_filter_set_ipv4_full(&spec, ip->protocol,

				      ip->daddr, ports[1], ip->saddr, ports[0]);

	if (rc)