netdev - [PATCH net-next v2 01/10] iavf: Add change MTU message

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Message-Id: <20211130212004.198898-2-anthony.l.nguyen@intel.com>
Date:   Tue, 30 Nov 2021 13:19:55 -0800
From:   Tony Nguyen <anthony.l.nguyen@...el.com>
To:     davem@...emloft.net, kuba@...nel.org
Cc:     Patryk Małek <patryk.malek@...el.com>,
        netdev@...r.kernel.org, anthony.l.nguyen@...el.com,
        sassmann@...hat.com,
        George Kuruvinakunnel <george.kuruvinakunnel@...el.com>
Subject: [PATCH net-next v2 01/10] iavf: Add change MTU message

From: Patryk Małek <patryk.malek@...el.com>

Add a netdev_dbg log entry in case of a change of MTU so that user is
notified about this change in the same manner as in case of pf driver.

Signed-off-by: Patryk Małek <patryk.malek@...el.com>
Tested-by: George Kuruvinakunnel <george.kuruvinakunnel@...el.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@...el.com>
---
 drivers/net/ethernet/intel/iavf/iavf_main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index 14934a7a13ef..ec8b2e40eaca 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -3428,6 +3428,8 @@ static int iavf_change_mtu(struct net_device *netdev, int new_mtu)
 {
 	struct iavf_adapter *adapter = netdev_priv(netdev);
 
+	netdev_dbg(netdev, "changing MTU from %d to %d\n",
+		   netdev->mtu, new_mtu);
 	netdev->mtu = new_mtu;
 	if (CLIENT_ENABLED(adapter)) {
 		iavf_notify_client_l2_params(&adapter->vsi);
-- 
2.31.1