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Message-ID: <ZGzcnFuhapF/h0lt@shell.armlinux.org.uk>
Date: Tue, 23 May 2023 16:32:44 +0100
From: "Russell King (Oracle)" <linux@...linux.org.uk>
To: David Epping <david.epping@...singlinkelectronics.com>
Cc: Vladimir Oltean <olteanv@...il.com>, Andrew Lunn <andrew@...n.ch>,
	Heiner Kallweit <hkallweit1@...il.com>,
	"David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	UNGLinuxDriver@...rochip.com
Subject: Re: [PATCH net v3 3/4] net: phy: mscc: remove unnecessary phydev
 locking

On Tue, May 23, 2023 at 05:31:07PM +0200, David Epping wrote:
> Holding the struct phy_device (phydev) lock is unnecessary when
> accessing phydev->interface in the PHY driver .config_init method,
> which is the only place that vsc85xx_rgmii_set_skews() is called from.
> 
> The phy_modify_paged() function implements required MDIO bus level
> locking, which can not be achieved by a phydev lock.
> 
> Signed-off-by: David Epping <david.epping@...singlinkelectronics.com>

Reviewed-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>

Thanks!

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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