linux-kernel - Re: [PATCH printk v5 06/40] printk: fix setting first seq for consoles

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Message-ID: <87o7t48rgj.fsf@jogness.linutronix.de>
Date:   Fri, 18 Nov 2022 11:58:44 +0106
From:   John Ogness <john.ogness@...utronix.de>
To:     Petr Mladek <pmladek@...e.com>
Cc:     Sergey Senozhatsky <senozhatsky@...omium.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH printk v5 06/40] printk: fix setting first seq for consoles

On 2022-11-18, Petr Mladek <pmladek@...e.com> wrote:
> Another improvement might be to disable handover in this case.
> It would be safe because we are in a sleepable context.
> It would increase the chance that console_flush_all() succeeded.

I also considered this. The problem is that you cannot disable the
handover with the current API and it seemed crazy to dig all the up just
for this.

> We could do this later when there are problems with this approach.
> The problem with the handover has been there even before.

Agreed.

> I do not want to delay this patchset by discussion this non-critical
> problem to the death ;-)

Thanks! :-)

John