linux-kernel - [PATCH AUTOSEL 4.14 49/56] net: mdio: Demote probed message to debug print

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Date:   Mon, 17 Jan 2022 21:49:01 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        Maxime Bizon <mbizon@...ebox.fr>, Andrew Lunn <andrew@...n.ch>,
        Jakub Kicinski <kuba@...nel.org>,
        Sasha Levin <sashal@...nel.org>, hkallweit1@...il.com,
        davem@...emloft.net, netdev@...r.kernel.org
Subject: [PATCH AUTOSEL 4.14 49/56] net: mdio: Demote probed message to debug print

From: Florian Fainelli <f.fainelli@...il.com>

[ Upstream commit 7590fc6f80ac2cbf23e6b42b668bbeded070850b ]

On systems with large numbers of MDIO bus/muxes the message indicating
that a given MDIO bus has been successfully probed is repeated for as
many buses we have, which can eat up substantial boot time for no
reason, demote to a debug print.

Reported-by: Maxime Bizon <mbizon@...ebox.fr>
Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
Reviewed-by: Andrew Lunn <andrew@...n.ch>
Link: https://lore.kernel.org/r/20220103194024.2620-1-f.fainelli@gmail.com
Signed-off-by: Jakub Kicinski <kuba@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/phy/mdio_bus.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 5ef9bbbab3dbb..7b9480ce21a21 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -392,7 +392,7 @@ int __mdiobus_register(struct mii_bus *bus, struct module *owner)
 	mdiobus_setup_mdiodev_from_board_info(bus, mdiobus_create_device);
 
 	bus->state = MDIOBUS_REGISTERED;
-	pr_info("%s: probed\n", bus->name);
+	dev_dbg(&bus->dev, "probed\n");
 	return 0;
 
 error:
-- 
2.34.1