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authorTao Liu <xliutaox@google.com>2022-02-07 09:59:01 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-03-08 19:12:41 +0100
commit68c8e6d16f574ae5f65e6020bdedb211082d3648 (patch)
treea94c341721fa90420aa58d5a8f6821d29a69fe60 /drivers/net/ethernet/google/gve
parent5c66161cceaabc68912950893394e04c164ef7ad (diff)
gve: Recording rx queue before sending to napi
[ Upstream commit 084cbb2ec3af2d23be9de65fcc9493e21e265859 ] This caused a significant performance degredation when using generic XDP with multiple queues. Fixes: f5cedc84a30d2 ("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>
Diffstat (limited to 'drivers/net/ethernet/google/gve')
-rw-r--r--drivers/net/ethernet/google/gve/gve_rx.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/google/gve/gve_rx.c b/drivers/net/ethernet/google/gve/gve_rx.c
index 629d8ed08fc6..97431969a488 100644
--- a/drivers/net/ethernet/google/gve/gve_rx.c
+++ b/drivers/net/ethernet/google/gve/gve_rx.c
@@ -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