clocksource: Use cpumask_next_wrap() in clocksource_watchdog()

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

diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index a2f2e9f..e400fe1 100644 (file)
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -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