diff options
Diffstat (limited to 'kernel/sched/fair.c')
| -rw-r--r-- | kernel/sched/fair.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 6e622f48c8de..c48a695a140c 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -9941,6 +9941,11 @@ static inline void nohz_newidle_balance(struct rq *this_rq) { } /* * idle_balance is called by schedule() if this_cpu is about to become * idle. Attempts to pull tasks from other CPUs. + * + * Returns: + * < 0 - we released the lock and there are !fair tasks present + * 0 - failed, no new tasks + * > 0 - success, new (fair) tasks present */ int newidle_balance(struct rq *this_rq, struct rq_flags *rf) { |