Cc: lw...@redhat.com
Cc: Ingo Molnar <mi...@kernel.org>
Cc: Mike Galbraith <efa...@gmx.de>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: r...@redhat.com
Signed-off-by: Lauro Ramos Venancio <lvena...@redhat.com>
Signed-off-by: Peter Zijlstra (Intel) <pet...@infradead.org>
Link:
http://lkml.kernel.org/r/1492717903-5195-4-git-send-email-lvena...@redhat.com
---
kernel/sched/topology.c | 19 ++++++++++---------
1 file changed, 10 insertions(+), 9 deletions(-)
--- a/kernel/sched/topology.c
+++ b/kernel/sched/topology.c
@@ -495,14 +495,6 @@ enum s_alloc {
/*
* Build an iteration mask that can exclude certain CPUs from the upwards
* domain traversal.
- *
- * Asymmetric node setups can result in situations where the domain tree is of
- * unequal depth, make sure to skip domains that already cover the entire
- * range.
- *
- * In that case build_sched_domains() will have terminated the iteration early
- * and our sibling sd spans will be empty. Domains should always include the
- * CPU they're built on, so check that.
*/
static void build_group_mask(struct sched_domain *sd, struct sched_group *sg)
{
@@ -590,7 +582,16 @@ build_overlap_sched_groups(struct sched_
sibling = *per_cpu_ptr(sdd->sd, i);
- /* See the comment near build_group_mask(). */
+ /*
+ * Asymmetric node setups can result in situations where the
+ * domain tree is of unequal depth, make sure to skip domains
+ * that already cover the entire range.
+ *
+ * In that case build_sched_domains() will have terminated the
+ * iteration early and our sibling sd spans will be empty.
+ * Domains should always include the CPU they're built on, so
+ * check that.
+ */
if (!cpumask_test_cpu(i, sched_domain_span(sibling)))
continue;
