linux-kernel - Re: [PATCH net-next] net: phy: broadcom: Register dummy IRQ handler

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Date:   Wed, 17 May 2023 10:29:34 +0200
From:   Simon Horman <simon.horman@...igine.com>
To:     Florian Fainelli <florian.fainelli@...adcom.com>
Cc:     netdev@...r.kernel.org, Doug Berger <doug.berger@...adcom.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Broadcom internal kernel review list 
        <bcm-kernel-feedback-list@...adcom.com>,
        Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next] net: phy: broadcom: Register dummy IRQ handler

On Tue, May 16, 2023 at 03:56:39PM -0700, Florian Fainelli wrote:
> From: Florian Fainelli <florian.fainelli@...adcom.com>
> 
> In order to have our interrupt descriptor fully setup, and in particular
> the action, ensure that we register a full fledged interrupt handler.
> This is in particular necessary for the kernel to properly manage early
> wake-up scenarios and arm the wake-up interrupt, otherwise there would
> be risks of missing the interrupt and leaving it in a state where it
> would not be handled correctly at all, including for wake-up purposes.
> 
> Fixes: 8baddaa9d4ba ("net: phy: broadcom: Add support for Wake-on-LAN")
> Suggested-by: Doug Berger <doug.berger@...adcom.com>
> Signed-off-by: Florian Fainelli <florian.fainelli@...adcom.com>

Reviewed-by: Simon Horman <simon.horman@...igine.com>