46 linux_kthread_should_stop_task(struct task_struct *task)  in linux_kthread_should_stop_task()  argument
49 	return (atomic_read(&task->kthread_flags) & KTHREAD_SHOULD_STOP_MASK);  in linux_kthread_should_stop_task()
60 linux_kthread_stop(struct task_struct *task)  in linux_kthread_stop()  argument
68 	atomic_or(KTHREAD_SHOULD_STOP_MASK, &task->kthread_flags);  in linux_kthread_stop()
69 	kthread_unpark(task);  in linux_kthread_stop()
70 	wake_up_process(task);  in linux_kthread_stop()
71 	wait_for_completion(&task->exited);  in linux_kthread_stop()
76 	retval = task->task_ret;  in linux_kthread_stop()
77 	put_task_struct(task);  in linux_kthread_stop()
83 linux_kthread_park(struct task_struct *task)  in linux_kthread_park()  argument
86 	atomic_or(KTHREAD_SHOULD_PARK_MASK, &task->kthread_flags);  in linux_kthread_park()
87 	wake_up_process(task);  in linux_kthread_park()
88 	wait_for_completion(&task->parked);  in linux_kthread_park()
95 	struct task_struct *task;  in linux_kthread_parkme()  local
97 	task = current;  in linux_kthread_parkme()
98 	set_task_state(task, TASK_PARKED | TASK_UNINTERRUPTIBLE);  in linux_kthread_parkme()
101 		    &task->kthread_flags) & KTHREAD_IS_PARKED_MASK) == 0)  in linux_kthread_parkme()
102 			complete(&task->parked);  in linux_kthread_parkme()
104 		set_task_state(task, TASK_PARKED | TASK_UNINTERRUPTIBLE);  in linux_kthread_parkme()
106 	atomic_andnot(KTHREAD_IS_PARKED_MASK, &task->kthread_flags);  in linux_kthread_parkme()
107 	set_task_state(task, TASK_RUNNING);  in linux_kthread_parkme()
113 	struct task_struct *task;  in linux_kthread_should_park()  local
115 	task = current;  in linux_kthread_should_park()
116 	return (atomic_read(&task->kthread_flags) & KTHREAD_SHOULD_PARK_MASK);  in linux_kthread_should_park()
120 linux_kthread_unpark(struct task_struct *task)  in linux_kthread_unpark()  argument
123 	atomic_andnot(KTHREAD_SHOULD_PARK_MASK, &task->kthread_flags);  in linux_kthread_unpark()
124 	if ((atomic_fetch_andnot(KTHREAD_IS_PARKED_MASK, &task->kthread_flags) &  in linux_kthread_unpark()
126 		wake_up_state(task, TASK_PARKED);  in linux_kthread_unpark()
132 	struct task_struct *task;  in linux_kthread_setup_and_run()  local
136 	task = td->td_lkpi_task;  in linux_kthread_setup_and_run()
137 	task->task_fn = task_fn;  in linux_kthread_setup_and_run()
138 	task->task_data = arg;  in linux_kthread_setup_and_run()
146 	return (task);  in linux_kthread_setup_and_run()
152 	struct task_struct *task = current;  in linux_kthread_fn()  local
154 	if (linux_kthread_should_stop_task(task) == 0)  in linux_kthread_fn()
155 		task->task_ret = task->task_fn(task->task_data);  in linux_kthread_fn()
157 	if (linux_kthread_should_stop_task(task) != 0) {  in linux_kthread_fn()
164 		complete(&task->exited);  in linux_kthread_fn()