linux-kernel - Re: [PATCH] kprobes: Fix to delay the kprobes jump optimization

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Message-ID: <20210219105710.d626zexj6vzt6k6y@linutronix.de>
Date:   Fri, 19 Feb 2021 11:57:10 +0100
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     Uladzislau Rezki <urezki@...il.com>
Cc:     "Paul E. McKenney" <paulmck@...nel.org>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        LKML <linux-kernel@...r.kernel.org>, RCU <rcu@...r.kernel.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Daniel Axtens <dja@...ens.net>,
        Frederic Weisbecker <frederic@...nel.org>,
        Neeraj Upadhyay <neeraju@...eaurora.org>,
        Joel Fernandes <joel@...lfernandes.org>,
        Michal Hocko <mhocko@...e.com>,
        "Theodore Y . Ts'o" <tytso@....edu>,
        Oleksiy Avramchenko <oleksiy.avramchenko@...ymobile.com>
Subject: Re: [PATCH] kprobes: Fix to delay the kprobes jump optimization

On 2021-02-19 11:49:58 [+0100], Uladzislau Rezki wrote:
> If above fix works, we can initialize rcu_init_tasks_generic() from the
> core_initcall() including selftst. It means that such initialization can
> be done later:

Good. Please let me know once there is something for me to test.
Do I assume correctly that the self-test, I stumbled upon, is v5.12
material?

Sebastian