linux-kernel - Re: [PATCH] tick/rcu: fix false positive "softirq work is pending" messages on RT

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Message-ID: <87il8u43oo.ffs@tglx>
Date:   Fri, 01 Sep 2023 11:56:39 +0200
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Frederic Weisbecker <frederic@...nel.org>
Cc:     "Paul E. McKenney" <paulmck@...nel.org>,
        Wen Yang <wenyang.linux@...mail.com>,
        paul.gortmaker@...driver.com, LKML <linux-kernel@...r.kernel.org>,
        linux-rt-users <linux-rt-users@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH] tick/rcu: fix false positive "softirq work is pending"
 messages on RT

On Thu, Aug 31 2023 at 15:32, Sebastian Andrzej Siewior wrote:

> On 2023-08-28 17:03:39 [+0200], Frederic Weisbecker wrote:
>> > Frederic would normally take this, but he appears to be out.  So I am
>> > (probably only temporarily) queueing this in -rcu for more testing
>> > coverage.
>> 
>> I'm back, I should relay this to Thomas to avoid conflicts with
>> timers changes.
>
> I somehow missed this thread and I do see this if I enable NO_HZ. I lost
> it…
> Anyway, I'm going to pick it up for RT and ping the timer department
> after the merge window.

It's queued in timers/urgent and will hit Linus tree before rc1