netdev - [PATCH RFC net-next 09/17] gve: Remove jumbo

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Message-ID: <20250617144017.82931-10-maxim@isovalent.com>
Date: Tue, 17 Jun 2025 16:40:08 +0200
From: Maxim Mikityanskiy <maxtram95@...il.com>
To: Daniel Borkmann <daniel@...earbox.net>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Willem de Bruijn <willemdebruijn.kernel@...il.com>,
	David Ahern <dsahern@...nel.org>,
	Nikolay Aleksandrov <razor@...ckwall.org>
Cc: netdev@...r.kernel.org,
	Maxim Mikityanskiy <maxim@...valent.com>
Subject: [PATCH RFC net-next 09/17] gve: Remove jumbo_remove step from TX path

From: Maxim Mikityanskiy <maxim@...valent.com>

Now that the kernel doesn't insert HBH for BIG TCP IPv6 packets, remove
unnecessary steps from the gve TX path, that used to check and remove
HBH.

Signed-off-by: Maxim Mikityanskiy <maxim@...valent.com>
---
 drivers/net/ethernet/google/gve/gve_tx_dqo.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/net/ethernet/google/gve/gve_tx_dqo.c b/drivers/net/ethernet/google/gve/gve_tx_dqo.c
index 9d705d94b065..e7e7adfc9b47 100644
--- a/drivers/net/ethernet/google/gve/gve_tx_dqo.c
+++ b/drivers/net/ethernet/google/gve/gve_tx_dqo.c
@@ -925,9 +925,6 @@ static int gve_try_tx_skb(struct gve_priv *priv, struct gve_tx_ring *tx,
 	int num_buffer_descs;
 	int total_num_descs;
 
-	if (skb_is_gso(skb) && unlikely(ipv6_hopopt_jumbo_remove(skb)))
-		goto drop;
-
 	if (tx->dqo.qpl) {
 		/* We do not need to verify the number of buffers used per
 		 * packet or per segment in case of TSO as with 2K size buffers
-- 
2.49.0