From: Tao Liu <xliutaox@google.com>
Date: Mon, 7 Feb 2022 17:59:01 +0000 (-0800)
Subject: gve: Recording rx queue before sending to napi
X-Git-Tag: baikal/aarch64/sdk6.1~4687^2~25
X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=1c1a8062962e38c22643364d8d1040a82be164cf;p=kernel.git

gve: Recording rx queue before sending to napi

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

Fixes: a4381dfb8043d ("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>
---

diff --git a/drivers/net/ethernet/google/gve/gve_rx.c b/drivers/net/ethernet/google/gve/gve_rx.c
index 2068199445bdd..e4e98aa7745f3 100644
--- a/drivers/net/ethernet/google/gve/gve_rx.c
+++ b/drivers/net/ethernet/google/gve/gve_rx.c
@@ -609,6 +609,7 @@ static bool gve_rx(struct gve_rx_ring *rx, netdev_features_t feat,
 
 	*packet_size_bytes = skb->len + (skb->protocol ? ETH_HLEN : 0);
 	*work_done = work_cnt;
+	skb_record_rx_queue(skb, rx->q_num);
 	if (skb_is_nonlinear(skb))
 		napi_gro_frags(napi);
 	else