kernel/sched/completion.c

82 		   long (*action)(long), long timeout, int state)
89 				timeout = -ERESTARTSYS;
95 			timeout = action(timeout);
97 		} while (!x->done && timeout);
100 			return timeout;
104 	return timeout ?: 1;
109 		  long (*action)(long), long timeout, int state)
116 	timeout = do_wait_for_common(x, action, timeout, state);
121 	return timeout;
125 wait_for_common(struct completion *x, long timeout, int state)
127 	return __wait_for_common(x, schedule_timeout, timeout, state);
131 wait_for_common_io(struct completion *x, long timeout, int state)
133 	return __wait_for_common(x, io_schedule_timeout, timeout, state);
141  * interruptible and there is no timeout.
143  * See also similar routines (i.e. wait_for_completion_timeout()) with timeout
153  * wait_for_completion_timeout: - waits for completion of a task (w/timeout)
155  * @timeout:  timeout value in jiffies
158  * specified timeout to expire. The timeout is in jiffies. It is not
162  * till timeout) if completed.
165 wait_for_completion_timeout(struct completion *x, unsigned long timeout)
167 	return wait_for_common(x, timeout, TASK_UNINTERRUPTIBLE);
176  * interruptible and there is no timeout. The caller is accounted as waiting
186  * wait_for_completion_io_timeout: - waits for completion of a task (w/timeout)
188  * @timeout:  timeout value in jiffies
191  * specified timeout to expire. The timeout is in jiffies. It is not
196  * till timeout) if completed.
199 wait_for_completion_io_timeout(struct completion *x, unsigned long timeout)
201 	return wait_for_common_io(x, timeout, TASK_UNINTERRUPTIBLE);
227  * @timeout:  timeout value in jiffies
230  * specified timeout to expire. It is interruptible. The timeout is in jiffies.
233  * or number of jiffies left till timeout) if completed.
237 					  unsigned long timeout)
239 	return wait_for_common(x, timeout, TASK_INTERRUPTIBLE);
275  * @timeout:  timeout value in jiffies
278  * signaled or for a specified timeout to expire. It can be
279  * interrupted by a kill signal. The timeout is in jiffies.
282  * or number of jiffies left till timeout) if completed.
286 				     unsigned long timeout)
288 	return wait_for_common(x, timeout, TASK_KILLABLE);