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Date: Tue, 29 Sep 2026 17:44:22 -0700
From: Jakub Kicinski <kuba@kernel.org>
To: Aleksei Sviridkin <f@lex.la>
Cc: Andrew Lunn <andrew@lunn.ch>, Heiner Kallweit <hkallweit1@gmail.com>,
 Russell King <linux@armlinux.org.uk>, netdev@vger.kernel.org, "David S.
 Miller" <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, Paolo
 Abeni <pabeni@redhat.com>, linux-kernel@vger.kernel.org, Florian Fainelli
 <f.fainelli@gmail.com>, Mao Wenan <maowenan@huawei.com>, Woojung Huh
 <woojung.huh@microchip.com>, Vladimir Oltean <vladimir.oltean@nxp.com>,
 Maxime Chevallier <maxime.chevallier@bootlin.com>
Subject: Re: [PATCH net v3 0/4] net: phy: make PHY driver unbind safe
 against attach and use
Message-ID: <20260929174422.59279fbd@kernel.org>
In-Reply-To: <20260924215951.2127682-1-f@lex.la>
References: <20260924215951.2127682-1-f@lex.la>
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On Fri, 25 Sep 2026 00:59:46 +0300 Aleksei Sviridkin wrote:
> v2: https://lore.kernel.org/netdev/20260919015340.499675-1-f@lex.la/
> - Retargeted to net, and the race closed with locking rather than a
>   NULL test at attach entry, as asked in review.

AFAIU this is a long standing problem with PHYs, admin-only inflicted
self-harm. Let's switch to net-next until the merge window.

> - The module reference fix is its own patch.
> - New patch 1: a second attach no longer detaches the first consumer.
> - An unbind of an attached PHY now waits for the detach.

BTW what happened in v3? I only see a changelog for v2