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From: Shannon Nelson <>
Cc: Shannon Nelson <>
Subject: [PATCH net] ionic: account for vlan tag len in rx buffer len
Date: Fri, 18 Dec 2020 13:50:01 -0800
Message-ID: <> (raw)

Let the FW know we have enough receive buffer space for the
vlan tag if it isn't stripped.

Fixes: 0f3154e6bcb3 ("ionic: Add Tx and Rx handling")
Signed-off-by: Shannon Nelson <>
 drivers/net/ethernet/pensando/ionic/ionic_txrx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
index 9156c9825a16..ac4cd5d82e69 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
@@ -337,7 +337,7 @@ void ionic_rx_fill(struct ionic_queue *q)
 	unsigned int i, j;
 	unsigned int len;
-	len = netdev->mtu + ETH_HLEN;
+	len = netdev->mtu + ETH_HLEN + VLAN_HLEN;
 	nfrags = round_up(len, PAGE_SIZE) / PAGE_SIZE;
 	for (i = ionic_q_space_avail(q); i; i--) {

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Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-18 21:50 Shannon Nelson [this message]
2020-12-22  1:40 ` patchwork-bot+netdevbpf

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