Skip to content

Commit

Permalink
gve: Recording rx queue before sending to napi
Browse files Browse the repository at this point in the history
[ Upstream commit 084cbb2 ]

This caused a significant performance degredation when using generic XDP
with multiple queues.

Fixes: f5cedc8 ("gve: Add transmit and receive support")
Signed-off-by: Tao Liu <xliutaox@google.com>
Link: https://lore.kernel.org/r/20220207175901.2486596-1-jeroendb@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
  • Loading branch information
xliutaox-g authored and gregkh committed Mar 8, 2022
1 parent 5c66161 commit 68c8e6d
Showing 1 changed file with 1 addition and 0 deletions.
1 change: 1 addition & 0 deletions drivers/net/ethernet/google/gve/gve_rx.c
Expand Up @@ -450,6 +450,7 @@ static bool gve_rx(struct gve_rx_ring *rx, struct gve_rx_desc *rx_desc,
skb_set_hash(skb, be32_to_cpu(rx_desc->rss_hash),
gve_rss_type(rx_desc->flags_seq));

skb_record_rx_queue(skb, rx->q_num);
if (skb_is_nonlinear(skb))
napi_gro_frags(napi);
else
Expand Down

0 comments on commit 68c8e6d

Please sign in to comment.