[PATCH 04/36] cpuidle,intel_idle: Fix CPUIDLE_FLAG_IRQ_ENABLE
Paul E. McKenney
paulmck at kernel.org
Sun Jul 31 04:16:39 AEST 2022
On Sat, Jul 30, 2022 at 02:40:32AM -0700, Michel Lespinasse wrote:
> On Fri, Jul 29, 2022 at 08:26:22AM -0700, Paul E. McKenney wrote:> Would you be willing to try another shot in the dark, but untested
> > this time? I freely admit that this is getting strange.
> >
> > Thanx, Paul
>
> Yes, adding this second change got rid of the boot time warning for me.
OK, I will make a real patch. May I have your Tested-by?
Thanx, Paul
> > ------------------------------------------------------------------------
> >
> > diff --git a/kernel/sched/clock.c b/kernel/sched/clock.c
> > index e374c0c923dae..279f557bf60bb 100644
> > --- a/kernel/sched/clock.c
> > +++ b/kernel/sched/clock.c
> > @@ -394,7 +394,7 @@ notrace void sched_clock_tick(void)
> > if (!static_branch_likely(&sched_clock_running))
> > return;
> >
> > - lockdep_assert_irqs_disabled();
> > + WARN_ON_ONCE(IS_ENABLED(CONFIG_RCU_EQS_DEBUG) && !raw_irqs_disabled());
> >
> > scd = this_scd();
> > __scd_stamp(scd);
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