linux-kernel - Re: [PATCH printk v2 26/26] lockdep: Mark emergency section in lockdep splats

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Date: Fri, 1 Mar 2024 16:18:23 +0100
From: Petr Mladek <pmladek@...e.com>
To: John Ogness <john.ogness@...utronix.de>
Cc: Sergey Senozhatsky <senozhatsky@...omium.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Thomas Gleixner <tglx@...utronix.de>, linux-kernel@...r.kernel.org,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>, Will Deacon <will@...nel.org>,
	Waiman Long <longman@...hat.com>, Boqun Feng <boqun.feng@...il.com>
Subject: Re: [PATCH printk v2 26/26] lockdep: Mark emergency section in
 lockdep splats

On Sun 2024-02-18 20:03:26, John Ogness wrote:
> Mark an emergency section within print_usage_bug(), where
> lockdep bugs are printed. In this section, the CPU will not
> perform console output for the printk() calls. Instead, a
> flushing of the console output is triggered when exiting
> the emergency section.
> 
> Signed-off-by: John Ogness <john.ogness@...utronix.de>

The patch looks fine from my POV. Well, I expect that you will send
another version addressing Waiman's concerns.

Best Regards,
Petr