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-rw-r--r--kernel/sched/sched.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index c2e7802..8715055 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -501,6 +501,8 @@ DECLARE_PER_CPU(struct rq, runqueues);
#define for_each_domain(cpu, __sd) \
for (__sd = rcu_dereference_check_sched_domain(cpu_rq(cpu)->sd); __sd; __sd = __sd->parent)
+#define for_each_lower_domain(sd) for (; sd; sd = sd->child)
+
#define cpu_rq(cpu) (&per_cpu(runqueues, (cpu)))
#define this_rq() (&__get_cpu_var(runqueues))
#define task_rq(p) cpu_rq(task_cpu(p))