[tip: timers/core] clocksource: Use cpumask_any_but() in clocksource_verify_choose_cpus()

From: tip-bot2 for Yury Norov [NVIDIA]
Date: Sat Jun 14 2025 - 14:16:45 EST


The following commit has been merged into the timers/core branch of tip:

Commit-ID: 4fa7d61d5a02ad57a05c69365db293afddf678fc
Gitweb: https://git.kernel.org/tip/4fa7d61d5a02ad57a05c69365db293afddf678fc
Author: Yury Norov [NVIDIA] <yury.norov@xxxxxxxxx>
AuthorDate: Sat, 14 Jun 2025 11:50:29 -04:00
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Sat, 14 Jun 2025 20:09:44 +02:00

clocksource: Use cpumask_any_but() in clocksource_verify_choose_cpus()

cpumask_any_but() is more verbose than cpumask_first() followed by
cpumask_next(). Use it in clocksource_verify_choose_cpus().

Signed-off-by: Yury Norov [NVIDIA] <yury.norov@xxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Acked-by: John Stultz <jstultz@xxxxxxxxxx>
Link: https://lore.kernel.org/all/20250614155031.340988-2-yury.norov@xxxxxxxxx

---
kernel/time/clocksource.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index 6a8bc7d..a2f2e9f 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -323,9 +323,7 @@ static void clocksource_verify_choose_cpus(void)
return;

/* Make sure to select at least one CPU other than the current CPU. */
- cpu = cpumask_first(cpu_online_mask);
- if (cpu == smp_processor_id())
- cpu = cpumask_next(cpu, cpu_online_mask);
+ cpu = cpumask_any_but(cpu_online_mask, smp_processor_id());
if (WARN_ON_ONCE(cpu >= nr_cpu_ids))
return;
cpumask_set_cpu(cpu, &cpus_chosen);