diff options
| author |   Eric Dumazet <edumazet@google.com> | 2017-02-02 18:22:28 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-02-03 09:56:50 -0500 |
| commit | 86bc8b310f1f323ccc9a311933e35d3442473034 (patch) | |
| tree | 143747f915cc43d84e5c247e16e52ce47992a825 /drivers/net/ethernet/sfc/falcon/rx.c | |
| parent | sfc: get rid of custom busy polling code (diff) | |
| download | linux-dev-86bc8b310f1f323ccc9a311933e35d3442473034.tar.xz linux-dev-86bc8b310f1f323ccc9a311933e35d3442473034.zip | |
sfc-falcon: get rid of custom busy polling code
In linux-4.5, busy polling was implemented in core
NAPI stack, meaning that all custom implementation can
be removed from drivers.
Not only we remove lot's of tricky code, we also remove
one lock operation in fast path.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Edward Cree <ecree@solarflare.com>
Cc: Bert Kenward <bkenward@solarflare.com>
Acked-by: Bert Kenward <bkenward@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/sfc/falcon/rx.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/ethernet/sfc/falcon/rx.c b/drivers/net/ethernet/sfc/falcon/rx.c index 250458cbdb4d..6a8406dc0c2b 100644 --- a/drivers/net/ethernet/sfc/falcon/rx.c +++ b/drivers/net/ethernet/sfc/falcon/rx.c @@ -674,8 +674,7 @@ void __ef4_rx_packet(struct ef4_channel *channel) if (unlikely(!(efx->net_dev->features & NETIF_F_RXCSUM))) rx_buf->flags &= ~EF4_RX_PKT_CSUMMED; - if ((rx_buf->flags & EF4_RX_PKT_TCP) && !channel->type->receive_skb && - !ef4_channel_busy_polling(channel)) + if ((rx_buf->flags & EF4_RX_PKT_TCP) && !channel->type->receive_skb) ef4_rx_packet_gro(channel, rx_buf, channel->rx_pkt_n_frags, eh); else ef4_rx_deliver(channel, eh, rx_buf, channel->rx_pkt_n_frags); |