linux-kernel - Re: [PATCH rcu v2] 4/5] rcu-tasks: Move RCU Tasks self-tests to core

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Message-ID: <e3012763-2242-476e-842c-678ecb1e7622@paulmck-laptop>
Date: Thu, 6 Feb 2025 01:58:34 -0800
From: "Paul E. McKenney" <paulmck@...nel.org>
To: John Ogness <john.ogness@...utronix.de>
Cc: Petr Mladek <pmladek@...e.com>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	rcu@...r.kernel.org, linux-kernel@...r.kernel.org,
	kernel-team@...a.com, rostedt@...dmis.org,
	Frederic Weisbecker <frederic@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Alexei Starovoitov <ast@...nel.org>,
	Andrii Nakryiko <andrii@...nel.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	Masami Hiramatsu <mhiramat@...nel.org>,
	linux-trace-kernel@...r.kernel.org
Subject: Re: [PATCH rcu v2] 4/5] rcu-tasks: Move RCU Tasks self-tests to
 core_initcall()

On Thu, Feb 06, 2025 at 09:34:01AM +0106, John Ogness wrote:
> On 2025-02-05, "Paul E. McKenney" <paulmck@...nel.org> wrote:
> > commit 35679c18b062368855e183ee6712ca5c16145d8c
> > Author: Paul E. McKenney <paulmck@...nel.org>
> > Date:   Wed Feb 5 12:27:23 2025 -0800
> >
> >     printk: Flush console log from kernel_power_off()
> >     
> >     Kernels built with CONFIG_PREEMPT_RT=y can lose significant console output
> >     and shutdown time, which hides shutdown-time RCU issues from rcutorture.
> >     Therefore, make pr_flush() public and invoke it after then last print
> >     in kernel_power_off().
> >     
> >     [ paulmck: Apply John Ogness feedback. ]
> >     
> >     Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
> 
> Reviewed-by: John Ogness <john.ogness@...utronix.de>

Thank you!  I will apply this on my next rebase.

							Thanx, Paul