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

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Message-ID: <20210219200442.GB2743@paulmck-ThinkPad-P72>
Date:   Fri, 19 Feb 2021 12:04:42 -0800
From:   "Paul E. McKenney" <paulmck@...nel.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Masami Hiramatsu <mhiramat@...nel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Uladzislau Rezki <urezki@...il.com>,
        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 Fri, Feb 19, 2021 at 02:58:30PM -0500, Steven Rostedt wrote:
> On Fri, 19 Feb 2021 11:47:44 -0800
> "Paul E. McKenney" <paulmck@...nel.org> wrote:
> 
> > Could you please add the following Reported-by tags?
> > 
> > Reported-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
> > Reported-by: Uladzislau Rezki <urezki@...il.com>
> > 
> > Sebastian first noticed the problem, and Uladzislau figured out
> > how softirqs were involved.
> 
> These were already added. They must have appeared in the thread somewhere,
> as my internal patchwork picked them up already.

Even better, thank you!

							Thanx, Paul