[PATCH] tracing/osnoise: Use for_each_online_cpu() instead of for_each_cpu()

From: Fushuai Wang
Date: Mon Aug 11 2025 - 02:42:39 EST


Replace the opencoded for_each_cpu(cpu, cpu_online_mask) loop with the
more readable and equivalent for_each_online_cpu(cpu) macro.

Signed-off-by: Fushuai Wang <wangfushuai@xxxxxxxxx>
---
kernel/trace/trace_osnoise.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c
index fd259da0aa64..4cb464894faf 100644
--- a/kernel/trace/trace_osnoise.c
+++ b/kernel/trace/trace_osnoise.c
@@ -271,7 +271,7 @@ static inline void tlat_var_reset(void)
* So far, all the values are initialized as 0, so
* zeroing the structure is perfect.
*/
- for_each_cpu(cpu, cpu_online_mask) {
+ for_each_online_cpu(cpu) {
tlat_var = per_cpu_ptr(&per_cpu_timerlat_var, cpu);
if (tlat_var->kthread)
hrtimer_cancel(&tlat_var->timer);
@@ -295,7 +295,7 @@ static inline void osn_var_reset(void)
* So far, all the values are initialized as 0, so
* zeroing the structure is perfect.
*/
- for_each_cpu(cpu, cpu_online_mask) {
+ for_each_online_cpu(cpu) {
osn_var = per_cpu_ptr(&per_cpu_osnoise_var, cpu);
memset(osn_var, 0, sizeof(*osn_var));
}
--
2.36.1