diff mbox series

[v3,1/3] hrtimer: Use __raise_softirq_irqoff() to raise the softirq.

Message ID 20241106150419.2593080-2-bigeasy@linutronix.de (mailing list archive)
State New
Headers show
Series [v3,1/3] hrtimer: Use __raise_softirq_irqoff() to raise the softirq. | expand

Commit Message

Sebastian Andrzej Siewior Nov. 6, 2024, 2:51 p.m. UTC 
As an optimisation use __raise_softirq_irqoff() to raise the softirq.
This is always called from an interrupt handler so it can be reduced to
just or set softirq flag and let softirq be invoked on return from
interrupt.

Use __raise_softirq_irqoff() to raise the softirq.

Reviewed-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
---
 kernel/time/hrtimer.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c
index cddcd08ea827f..5402e0f242178 100644
--- a/kernel/time/hrtimer.c
+++ b/kernel/time/hrtimer.c
@@ -1811,7 +1811,7 @@  void hrtimer_interrupt(struct clock_event_device *dev)
 	if (!ktime_before(now, cpu_base->softirq_expires_next)) {
 		cpu_base->softirq_expires_next = KTIME_MAX;
 		cpu_base->softirq_activated = 1;
-		raise_softirq_irqoff(HRTIMER_SOFTIRQ);
+		__raise_softirq_irqoff(HRTIMER_SOFTIRQ);
 	}
 
 	__hrtimer_run_queues(cpu_base, now, flags, HRTIMER_ACTIVE_HARD);
@@ -1906,7 +1906,7 @@  void hrtimer_run_queues(void)
 	if (!ktime_before(now, cpu_base->softirq_expires_next)) {
 		cpu_base->softirq_expires_next = KTIME_MAX;
 		cpu_base->softirq_activated = 1;
-		raise_softirq_irqoff(HRTIMER_SOFTIRQ);
+		__raise_softirq_irqoff(HRTIMER_SOFTIRQ);
 	}
 
 	__hrtimer_run_queues(cpu_base, now, flags, HRTIMER_ACTIVE_HARD);