diff options
| author | Eric Dumazet <edumazet@google.com> | 2017-02-03 02:13:19 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-02-03 15:56:50 +0100 |
| commit | e7fe9491261ee07b0c7456df42c34ca6a8538804 (patch) | |
| tree | 81f8654dcf1879e40f2670b1b29c9d7ae812c9ac /drivers/net/ethernet/sfc/rx.c | |
| parent | net: add LINUX_MIB_PFMEMALLOCDROP counter (diff) | |
| download | linux-e7fe9491261ee07b0c7456df42c34ca6a8538804.tar.xz linux-e7fe9491261ee07b0c7456df42c34ca6a8538804.zip | |
sfc: 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 'drivers/net/ethernet/sfc/rx.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/rx.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c index 5f4ad4f3518f..31587f4066ab 100644 --- a/drivers/net/ethernet/sfc/rx.c +++ b/drivers/net/ethernet/sfc/rx.c @@ -665,8 +665,7 @@ void __efx_rx_packet(struct efx_channel *channel) if (unlikely(!(efx->net_dev->features & NETIF_F_RXCSUM))) rx_buf->flags &= ~EFX_RX_PKT_CSUMMED; - if ((rx_buf->flags & EFX_RX_PKT_TCP) && !channel->type->receive_skb && - !efx_channel_busy_polling(channel)) + if ((rx_buf->flags & EFX_RX_PKT_TCP) && !channel->type->receive_skb) efx_rx_packet_gro(channel, rx_buf, channel->rx_pkt_n_frags, eh); else efx_rx_deliver(channel, eh, rx_buf, channel->rx_pkt_n_frags); |