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

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Message-ID: <84ed0bmq9a.fsf@jogness.linutronix.de>
Date: Thu, 06 Feb 2025 09:34:01 +0106
From: John Ogness <john.ogness@...utronix.de>
To: paulmck@...nel.org
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 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>