From mboxrd@z Thu Jan  1 00:00:00 1970
From: Peter Zijlstra <peterz@infradead.org>
Subject: Re: [RFC][PATCH 0/6] Use printk_safe context for TTY and UART port
 locks
Date: Fri, 22 Jun 2018 18:39:04 +0200
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On Fri, Jun 22, 2018 at 05:21:00PM +0100, Alan Cox wrote:
> Really that's all that you need - log the message to whichever console
> targets you can currently safely do so. If it's none well there was
> always the proposed morse code keyboard light driver 8)

Only if your keyboard still has blinky lights on.. (mine doesn't)