sched: Fix domain iteration

[firefly-linux-kernel-4.4.55.git] / include / linux / sched.h

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 6029d8c544762bc04f88adc6ff8c6ca986caffbd..ac321d7534709968ac4d96fff48efce563b46b5d 100644 (file)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -876,6 +876,8 @@ struct sched_group_power {
         * Number of busy cpus in this group.
         */
        atomic_t nr_busy_cpus;
+
+       unsigned long cpumask[0]; /* iteration mask */
 };
 
 struct sched_group {
@@ -900,6 +902,15 @@ static inline struct cpumask *sched_group_cpus(struct sched_group *sg)
        return to_cpumask(sg->cpumask);
 }
 
+/*
+ * cpumask masking which cpus in the group are allowed to iterate up the domain
+ * tree.
+ */
+static inline struct cpumask *sched_group_mask(struct sched_group *sg)
+{
+       return to_cpumask(sg->sgp->cpumask);
+}
+
 /**
  * group_first_cpu - Returns the first cpu in the cpumask of a sched_group.
  * @group: The group whose first cpu is to be returned.