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-rw-r--r--kernel/sched/topology.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c
index 4197f1346153..179b90b60ec6 100644
--- a/kernel/sched/topology.c
+++ b/kernel/sched/topology.c
@@ -344,8 +344,9 @@ static void free_sched_groups(struct sched_group *sg, int free_sgc)
static void destroy_sched_domain(struct sched_domain *sd)
{
/*
- * A sched domain has many groups' reference, and an overlapping
- * domain has private groups, iterate and nuke them all.
+ * A normal sched domain may have multiple group references, an
+ * overlapping domain, having private groups, only one. Iterate,
+ * dropping group/capacity references, freeing where none remain.
*/
free_sched_groups(sd->groups, 1);