netdev - Re: [PATCH RFC net-next 4/5] net: stmmac: move phylink

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Message-ID: <cd931fc7-07ee-4687-948a-173d0aedf15e@lunn.ch>
Date: Thu, 27 Feb 2025 17:46:22 +0100
From: Andrew Lunn <andrew@...n.ch>
To: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
Cc: Heiner Kallweit <hkallweit1@...il.com>,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Jon Hunter <jonathanh@...dia.com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-stm32@...md-mailman.stormreply.com,
	Maxime Coquelin <mcoquelin.stm32@...il.com>, netdev@...r.kernel.org,
	Paolo Abeni <pabeni@...hat.com>,
	Thierry Reding <treding@...dia.com>
Subject: Re: [PATCH RFC net-next 4/5] net: stmmac: move phylink_resume()
 after resume setup is complete

On Thu, Feb 27, 2025 at 02:38:03PM +0000, Russell King (Oracle) wrote:
> Move phylink_resume() to be after the setup in stmmac_resume() has
> completed, as phylink_resume() may result in an immediate call to the
> .mac_link_up method, which will enable the transmitter and receiver,
> and enable the transmit queues.
> 
> This behaviour has been witnessed by Jon Hunter on the Jetson TX2
> platform (Tegra 186).
> 
> Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew