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Date: Sun, 23 Feb 2020 20:59:11 -0800 (PST) From: David Miller <davem@...emloft.net> To: f.fainelli@...il.com Cc: netdev@...r.kernel.org, yoshihiro.shimoda.uh@...esas.com, andrew@...n.ch, hkallweit1@...il.com, linux@...linux.org.uk, B38611@...escale.com, linux-kernel@...r.kernel.org Subject: Re: [PATCH net] net: phy: Avoid multiple suspends From: Florian Fainelli <f.fainelli@...il.com> Date: Thu, 20 Feb 2020 15:34:53 -0800 > It is currently possible for a PHY device to be suspended as part of a > network device driver's suspend call while it is still being attached to > that net_device, either via phy_suspend() or implicitly via phy_stop(). > > Later on, when the MDIO bus controller get suspended, we would attempt > to suspend again the PHY because it is still attached to a network > device. > > This is both a waste of time and creates an opportunity for improper > clock/power management bugs to creep in. > > Fixes: 803dd9c77ac3 ("net: phy: avoid suspending twice a PHY") > Signed-off-by: Florian Fainelli <f.fainelli@...il.com> Applied, and queued up for -stable, thanks Florian.
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