netdev - Re: [PATCH net] net: phy: mscc: fix deadlock in phy_ethtool_{get,set}

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Date:   Thu, 16 Mar 2023 04:40:17 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Vladimir Oltean <vladimir.oltean@....com>
Cc:     netdev@...r.kernel.org, andrew@...n.ch, hkallweit1@...il.com,
        linux@...linux.org.uk, davem@...emloft.net, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] net: phy: mscc: fix deadlock in
 phy_ethtool_{get,set}_wol()

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Tue, 14 Mar 2023 17:30:25 +0200 you wrote:
> Since the blamed commit, phy_ethtool_get_wol() and phy_ethtool_set_wol()
> acquire phydev->lock, but the mscc phy driver implementations,
> vsc85xx_wol_get() and vsc85xx_wol_set(), acquire the same lock as well,
> resulting in a deadlock.
> 
> $ ip link set swp3 down
> ============================================
> WARNING: possible recursive locking detected
> mscc_felix 0000:00:00.5 swp3: Link is Down
> 
> [...]

Here is the summary with links:
  - [net] net: phy: mscc: fix deadlock in phy_ethtool_{get,set}_wol()
    https://git.kernel.org/netdev/net/c/cd356010ce4c

You are awesome, thank you!
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