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sfc: batch up RX delivery

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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>
This commit is contained in:
Edward Cree
2018-07-02 16:12:53 +01:00
committed by David S. Miller
parent f6ad8c1bcd
commit e090bfb9f1
3 changed files with 21 additions and 1 deletions
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7
drivers/net/ethernet/sfc/rx.c
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@@ -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. */