From: patchwork-bot+netdevbpf@kernel.org
To: Andrew Lunn <andrew@lunn.ch>
Cc: edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
davem@davemloft.net, netdev@vger.kernel.org,
ansuelsmth@gmail.com, vladimir.oltean@nxp.com
Subject: Re: [PATCH net-next v1] dsa: qca8k: Use nested lock to avoid splat
Date: Wed, 13 Nov 2024 05:00:33 +0000 [thread overview]
Message-ID: <173147403374.787328.15079173493934720967.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20241110175955.3053664-1-andrew@lunn.ch>
Hello:
This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Sun, 10 Nov 2024 18:59:55 +0100 you wrote:
> qca8k_phy_eth_command() is used to probe the child MDIO bus while the
> parent MDIO is locked. This causes lockdep splat, reporting a possible
> deadlock. It is not an actually deadlock, because different locks are
> used. By making use of mutex_lock_nested() we can avoid this false
> positive.
>
> Signed-off-by: Andrew Lunn <andrew@lunn.ch>
>
> [...]
Here is the summary with links:
- [net-next,v1] dsa: qca8k: Use nested lock to avoid splat
https://git.kernel.org/netdev/net-next/c/078e0d596f7b
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2024-11-13 5:00 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-10 17:59 [PATCH net-next v1] dsa: qca8k: Use nested lock to avoid splat Andrew Lunn
2024-11-13 5:00 ` patchwork-bot+netdevbpf [this message]
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