linux-kernel - Re: [PATCH net v3 1/1] net: phylink: Add module

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Date: Thu, 4 Jan 2024 14:05:28 +0100
From: Andrew Lunn <andrew@...n.ch>
To: "Gan, Yi Fang" <yi.fang.gan@...el.com>
Cc: Russell King <linux@...linux.org.uk>,
	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>,
	Marek Behún <kabel@...nel.org>,
	netdev@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Looi Hong Aun <hong.aun.looi@...el.com>,
	Voon Weifeng <weifeng.voon@...el.com>,
	Song Yoong Siang <yoong.siang.song@...el.com>,
	Choong Yong Liang <yong.liang.choong@...el.com>
Subject: Re: [PATCH net v3 1/1] net: phylink: Add module_exit()

On Thu, Jan 04, 2024 at 06:12:55PM +0800, Gan, Yi Fang wrote:
65;7401;1c> In delete_module(), if mod->init callback is defined but mod->exit callback
> is not defined, it will assume the module cannot be removed and return
> EBUSY. The module_exit() is missing from current phylink module drive
> causing failure while unloading it.

This is still missing the explanation why this is safe.


    Andrew

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