Commit 40dd789b authored by Jakub Kicinski's avatar Jakub Kicinski
Browse files

netdevsim: pass packets thru GRO on Rx 



To replace veth in software GRO testing with netdevsim we need
GRO support in netdevsim. Luckily we already have NAPI support
so this change is trivial (compared to veth).

Reviewed-by: default avatarPetr Machata <petrm@nvidia.com>
Reviewed-by: default avatarWillem de Bruijn <willemb@google.com>
Link: https://patch.msgid.link/20251120021024.2944527-9-kuba@kernel.org


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 15011a57

drivers/net/netdevsim/netdev.c

+2 −7
Original line number Diff line number Diff line
@@ -433,13 +433,8 @@ static int nsim_rcv(struct nsim_rq *rq, int budget) 
		}



		/* skb might be discard at netif_receive_skb, save the len */

		skblen = skb->len;

		skb_mark_napi_id(skb, &rq->napi);

		ret = netif_receive_skb(skb);

		if (ret == NET_RX_SUCCESS)

			dev_dstats_rx_add(dev, skblen);

		else

			dev_dstats_rx_dropped(dev);

		dev_dstats_rx_add(dev, skb->len);

		napi_gro_receive(&rq->napi, skb);

	}



	nsim_start_peer_tx_queue(dev, rq);