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authorEdward Cree <ecree@solarflare.com>2018-07-02 18:12:53 +0300
committerDavid S. Miller <davem@davemloft.net>2018-07-04 08:06:19 +0300
commite090bfb9f19259b958387d2bd4938d66b324cd09 (patch)
tree1ed32c9175b0aa454d341935652a9d8d9ca07e47 /drivers/net/ethernet/sfc/rx.c
parentf6ad8c1bcdf014272d08c55b9469536952a0a771 (diff)
downloadlinux-e090bfb9f19259b958387d2bd4938d66b324cd09.tar.xz
sfc: batch up RX delivery
Improves packet rate of 1-byte UDP receives by up to 10%. Signed-off-by: Edward Cree <ecree@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sfc/rx.c')
-rw-r--r--drivers/net/ethernet/sfc/rx.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c
index d2e254f2f72b..396ff01298cd 100644
--- a/drivers/net/ethernet/sfc/rx.c
+++ b/drivers/net/ethernet/sfc/rx.c
@@ -634,7 +634,12 @@ static void efx_rx_deliver(struct efx_channel *channel, u8 *eh,
return;
/* Pass the packet up */
- netif_receive_skb(skb);
+ if (channel->rx_list != NULL)
+ /* Add to list, will pass up later */
+ list_add_tail(&skb->list, channel->rx_list);
+ else
+ /* No list, so pass it up now */
+ netif_receive_skb(skb);
}
/* Handle a received packet. Second half: Touches packet payload. */