diff options
Diffstat (limited to 'na/kernel/sched_class_o1.cc')
| -rw-r--r-- | na/kernel/sched_class_o1.cc | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/na/kernel/sched_class_o1.cc b/na/kernel/sched_class_o1.cc index a8ba5df..28c693c 100644 --- a/na/kernel/sched_class_o1.cc +++ b/na/kernel/sched_class_o1.cc @@ -44,8 +44,13 @@ int32 priority_to_timeslice(uint8 priority) static void o1_task_tick(RunQueue* rq, TaskControlBlock* curr) { - if (curr == rq->idle()) + if (curr == rq->idle()) { + /* Idle task: if anything is runnable, yield immediately */ + if (rq->nr_running() > 0) { + rq->set_need_resched(true); + } return; + } curr->time_slice--; if (curr->time_slice <= 0) { |