linux-kernel - Re: netconsole: HARDIRQ-safe -> HARDIRQ-unsafe lock order warning

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Message-ID: <84h5x9xht0.fsf@jogness.linutronix.de>
Date: Thu, 11 Sep 2025 15:09:23 +0206
From: John Ogness <john.ogness@...utronix.de>
To: Petr Mladek <pmladek@...e.com>
Cc: Breno Leitao <leitao@...ian.org>, Mike Galbraith <efault@....de>, Simon
 Horman <horms@...nel.org>, kuba@...nel.org, calvin@...nvd.org, Pavel
 Begunkov <asml.silence@...il.com>, Johannes Berg
 <johannes@...solutions.net>, paulmck@...nel.org, LKML
 <linux-kernel@...r.kernel.org>, netdev@...r.kernel.org,
 boqun.feng@...il.com, Sergey Senozhatsky <senozhatsky@...omium.org>,
 Steven Rostedt <rostedt@...dmis.org>
Subject: Re: netconsole: HARDIRQ-safe -> HARDIRQ-unsafe lock order warning

On 2025-09-10, Petr Mladek <pmladek@...e.com> wrote:
> I would personally try the appraoch with the "unsafe" write_atomic()
> callback first

I will prepare a patch for this.

John