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authorCheng-Yang Chou <yphbchou0911@gmail.com>2025-06-16 04:04:14 +0800
committerTejun Heo <tj@kernel.org>2025-06-16 07:32:37 -1000
commitf479fee3827aa8a532b62b41025075b25259117e (patch)
tree7fe12c3232c285a591eb5638b90c989676b0d05e
parent545b343015ed1d34ee3e38dc48c6405097b5ac8d (diff)
sched_ext: Return NULL in llc_span
Use NULL instead of 0 to signal no LLC domain, matching numa_span() and the function comment. No functional change. Signed-off-by: Cheng-Yang Chou <yphbchou0911@gmail.com> Signed-off-by: Tejun Heo <tj@kernel.org>
-rw-r--r--kernel/sched/ext_idle.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched/ext_idle.c b/kernel/sched/ext_idle.c
index b79cbdb7999a..dfacb0ad9b6f 100644
--- a/kernel/sched/ext_idle.c
+++ b/kernel/sched/ext_idle.c
@@ -249,7 +249,7 @@ static struct cpumask *llc_span(s32 cpu)
sd = rcu_dereference(per_cpu(sd_llc, cpu));
if (!sd)
- return 0;
+ return NULL;
return sched_domain_span(sd);
}