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From: patchwork-bot+netdevbpf@kernel.org
To: =?utf-8?q?Th=C3=A9o_Lebrun_=3Ctheo=2Elebrun=40bootlin=2Ecom=3E?=@aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org
Cc: conor.dooley@microchip.com, andrew+netdev@lunn.ch,
	davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
	pabeni@redhat.com, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, nb@tipi-net.de,
	vladimir.kondratiev@mobileye.com, gregory.clement@bootlin.com,
	benoit.monin@bootlin.com, tawfik.bayouk@mobileye.com,
	thomas.petazzoni@bootlin.com
Subject: Re: [PATCH net-next] net: macb: move printk() calls out of bp->lock critical section
Date: Mon, 05 Oct 2026 23:30:15 +0000	[thread overview]
Message-ID: <179124301502.1937173.6589668234241813148.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260930-macb-irq-v1-1-8994a4c8f3bb@bootlin.com>

Hello:

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

On Wed, 30 Sep 2026 20:35:36 +0200 you wrote:
> printk() call while bp->lock is acquired might be a bad idea:
> 
>  - It grows the spinlock atomic section.
> 
>  - If netconsole is active on the same interface (and we run on the
>    queue's CPU), we risk a deadlock because macb_poll_controller()
>    calls macb_interrupt() which grab bp->lock if an IRQ is pending.
> 
> [...]

Here is the summary with links:
  - [net-next] net: macb: move printk() calls out of bp->lock critical section
    https://git.kernel.org/netdev/net-next/c/3c9d88b04e6c

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2026-10-05 23:30 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-30 18:35 [PATCH net-next] net: macb: move printk() calls out of bp->lock critical section Théo Lebrun
2026-09-30 18:38 ` netdev-bot+sinfo
2026-09-30 18:55   ` Théo Lebrun
2026-10-05 23:19     ` Jakub Kicinski
2026-10-02  9:53 ` Nicolai Buchwitz
2026-10-05 23:30 ` patchwork-bot+netdevbpf [this message]

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