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-rw-r--r--kernel/sched/sched.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 75a5c120e7d9..5fa02902c143 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -396,6 +396,9 @@ struct task_group {
struct cfs_rq **cfs_rq;
unsigned long shares;
+ /* A positive value indicates that this is a SCHED_IDLE group. */
+ int idle;
+
#ifdef CONFIG_SMP
/*
* load_avg can be heavily contended at clock tick time, so put
@@ -505,6 +508,8 @@ extern void sched_move_task(struct task_struct *tsk);
#ifdef CONFIG_FAIR_GROUP_SCHED
extern int sched_group_set_shares(struct task_group *tg, unsigned long shares);
+extern int sched_group_set_idle(struct task_group *tg, long idle);
+
#ifdef CONFIG_SMP
extern void set_task_rq_fair(struct sched_entity *se,
struct cfs_rq *prev, struct cfs_rq *next);
@@ -601,6 +606,9 @@ struct cfs_rq {
struct list_head leaf_cfs_rq_list;
struct task_group *tg; /* group that "owns" this runqueue */
+ /* Locally cached copy of our task_group's idle value */
+ int idle;
+
#ifdef CONFIG_CFS_BANDWIDTH
int runtime_enabled;
s64 runtime_remaining;