static PARENT_WAITPID_WAKERS: Once<Mutex<BTreeMap<usize, Waker>>>Expand description
Note: TASK_ID has been moved to TaskPool::next_id for better ID management including recycling of freed task IDs. Use TaskPool::allocate_id() instead.
Global registry of parent task wakers for waitpid(-1) operations Each parent task has a waker that gets triggered when any of its children exit