linux-kernel - Re: [PATCH] printk: Update @console_may_schedule in console_trylock

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Message-ID: <ZfRy3hsv_m9kNhpR@alley>
Date: Fri, 15 Mar 2024 17:10:35 +0100
From: Petr Mladek <pmladek@...e.com>
To: John Ogness <john.ogness@...utronix.de>
Cc: Mukesh Ojha <quic_mojha@...cinc.com>, rostedt@...dmis.org,
	senozhatsky@...omium.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] printk: Update @console_may_schedule in
 console_trylock_spinning()

On Mon 2024-02-26 13:07:24, John Ogness wrote:
> console_trylock_spinning() may takeover the console lock from a
> schedulable context. Update @console_may_schedule to make sure it
> reflects a trylock acquire.
> 
> Reported-by: Mukesh Ojha <quic_mojha@...cinc.com>
> Link: https://lore.kernel.org/lkml/20240222090538.23017-1-quic_mojha@quicinc.com
> Fixes: dbdda842fe96 ("printk: Add console owner and waiter logic to load balance console writes")
> Signed-off-by: John Ogness <john.ogness@...utronix.de>

Makes perfect sense:

Reviewed-by: Petr Mladek <pmladek@...e.com>

JFYI, the patch has been committed into printk/linux.git, for-6.9
branch.

I am going to give it a spin in for-next and get it into 6.9
either in the 2nd half of the merge window or in rc1.

Best Regards,
Petr