* [PATCH] thermal: intel: hfi: use cpumask_empty() in intel_hfi_offline()
@ 2026-03-14 19:10 Yury Norov
0 siblings, 0 replies; only message in thread
From: Yury Norov @ 2026-03-14 19:10 UTC (permalink / raw)
To: Rafael J. Wysocki, Daniel Lezcano, Zhang Rui, Lukasz Luba,
Peter Zijlstra (Intel),
Ingo Molnar, Thierry Reding, Kees Cook, Yury Norov, linux-pm,
linux-kernel
cpumask_empty() is more efficient as it may return earlier. Switch to
using it.
Signed-off-by: Yury Norov <ynorov@nvidia.com>
---
drivers/thermal/intel/intel_hfi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/thermal/intel/intel_hfi.c b/drivers/thermal/intel/intel_hfi.c
index 1a1a95b39405..8c4ae75231f8 100644
--- a/drivers/thermal/intel/intel_hfi.c
+++ b/drivers/thermal/intel/intel_hfi.c
@@ -526,7 +526,7 @@ void intel_hfi_offline(unsigned int cpu)
mutex_lock(&hfi_instance_lock);
cpumask_clear_cpu(cpu, hfi_instance->cpus);
- if (!cpumask_weight(hfi_instance->cpus))
+ if (cpumask_empty(hfi_instance->cpus))
hfi_disable();
mutex_unlock(&hfi_instance_lock);
--
2.43.0
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2026-03-14 19:10 [PATCH] thermal: intel: hfi: use cpumask_empty() in intel_hfi_offline() Yury Norov
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