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clocksource: Use cpumask_next_wrap() in clocksource_watchdog()

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cpumask_next_wrap() is more verbose and efficient comparing to
cpumask_next() followed by cpumask_first().

Signed-off-by: Yury Norov [NVIDIA] <yury.norov@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: John Stultz <jstultz@google.com>
Link: https://lore.kernel.org/all/20250614155031.340988-3-yury.norov@gmail.com
This commit is contained in:
Yury Norov [NVIDIA]
2025-06-14 11:50:30 -04:00
committed by Thomas Gleixner
parent 4fa7d61d5a
commit bfa788dc2d
1 changed files with 1 additions and 3 deletions
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4
kernel/time/clocksource.c
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@@ -587,9 +587,7 @@ static void clocksource_watchdog(struct timer_list *unused)
* Cycle through CPUs to check if the CPUs stay synchronized
* to each other.
*/
next_cpu = cpumask_next(raw_smp_processor_id(), cpu_online_mask);
if (next_cpu >= nr_cpu_ids)
next_cpu = cpumask_first(cpu_online_mask);
next_cpu = cpumask_next_wrap(raw_smp_processor_id(), cpu_online_mask);
/*
* Arm timer if not already pending: could race with concurrent