* [PATCH net] sfc: Enable RX scatter for flows steered by RFS
@ 2013-07-22 23:17 Ben Hutchings
0 siblings, 0 replies; only message in thread
From: Ben Hutchings @ 2013-07-22 23:17 UTC (permalink / raw)
To: David Miller; +Cc: netdev, linux-net-drivers
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: Ben Hutchings <firstname.lastname@example.org>
This should also go to stable for 3.10 only.
drivers/net/ethernet/sfc/filter.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/sfc/filter.c b/drivers/net/ethernet/sfc/filter.c
index b74a60a..2a469b2 100644
@@ -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,
rc = efx_filter_set_ipv4_full(&spec, ip->protocol,
ip->daddr, ports, ip->saddr, ports);
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2013-07-22 23:17 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2013-07-22 23:17 [PATCH net] sfc: Enable RX scatter for flows steered by RFS Ben Hutchings
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).