wait_queue_func_t 16 include/linux/wait.h typedef int (*wait_queue_func_t)(struct wait_queue_entry *wq_entry, unsigned mode, int flags, void *key); wait_queue_func_t 30 include/linux/wait.h wait_queue_func_t func; wait_queue_func_t 87 include/linux/wait.h init_waitqueue_func_entry(struct wait_queue_entry *wq_entry, wait_queue_func_t func)