Messages in this thread | | | From | "Rafael J. Wysocki" <> | Date | Fri, 11 Aug 2023 19:40:14 +0200 | Subject | Re: [PATCH 07/10] cpuidle: Remove unnecessary current_clr_polling() on poll_idle() |
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On Fri, Aug 11, 2023 at 7:01 PM Frederic Weisbecker <frederic@kernel.org> wrote: > > There is no point in clearing TIF_NR_POLLING and folding TIF_NEED_RESCHED > upon poll_idle() exit because cpuidle_idle_call() is going to set again > TIF_NR_POLLING anyway. Also if TIF_NEED_RESCHED is set, it will be > folded and TIF_NR_POLLING will be cleared at the end of do_idle(). > > Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Acked-by: Rafael J. Wysocki <rafael@kernel.org>
> --- > drivers/cpuidle/poll_state.c | 2 -- > 1 file changed, 2 deletions(-) > > diff --git a/drivers/cpuidle/poll_state.c b/drivers/cpuidle/poll_state.c > index 009f46f121ae..44a656464d06 100644 > --- a/drivers/cpuidle/poll_state.c > +++ b/drivers/cpuidle/poll_state.c > @@ -48,8 +48,6 @@ static int __cpuidle poll_idle(struct cpuidle_device *dev, > } > raw_local_irq_disable(); > > - current_clr_polling(); > - > return index; > } > > -- > 2.34.1 >
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