diff options
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/wait.h | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/include/linux/wait.h b/include/linux/wait.h index 6fb1ba5f9b2f..034f6fc7c65f 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h | |||
@@ -280,9 +280,11 @@ do { \ | |||
280 | * wake_up() has to be called after changing any variable that could | 280 | * wake_up() has to be called after changing any variable that could |
281 | * change the result of the wait condition. | 281 | * change the result of the wait condition. |
282 | * | 282 | * |
283 | * The function returns 0 if the @timeout elapsed, or the remaining | 283 | * Returns: |
284 | * jiffies (at least 1) if the @condition evaluated to %true before | 284 | * 0 if the @condition evaluated to %false after the @timeout elapsed, |
285 | * the @timeout elapsed. | 285 | * 1 if the @condition evaluated to %true after the @timeout elapsed, |
286 | * or the remaining jiffies (at least 1) if the @condition evaluated | ||
287 | * to %true before the @timeout elapsed. | ||
286 | */ | 288 | */ |
287 | #define wait_event_timeout(wq, condition, timeout) \ | 289 | #define wait_event_timeout(wq, condition, timeout) \ |
288 | ({ \ | 290 | ({ \ |
@@ -363,9 +365,11 @@ do { \ | |||
363 | * change the result of the wait condition. | 365 | * change the result of the wait condition. |
364 | * | 366 | * |
365 | * Returns: | 367 | * Returns: |
366 | * 0 if the @timeout elapsed, -%ERESTARTSYS if it was interrupted by | 368 | * 0 if the @condition evaluated to %false after the @timeout elapsed, |
367 | * a signal, or the remaining jiffies (at least 1) if the @condition | 369 | * 1 if the @condition evaluated to %true after the @timeout elapsed, |
368 | * evaluated to %true before the @timeout elapsed. | 370 | * the remaining jiffies (at least 1) if the @condition evaluated |
371 | * to %true before the @timeout elapsed, or -%ERESTARTSYS if it was | ||
372 | * interrupted by a signal. | ||
369 | */ | 373 | */ |
370 | #define wait_event_interruptible_timeout(wq, condition, timeout) \ | 374 | #define wait_event_interruptible_timeout(wq, condition, timeout) \ |
371 | ({ \ | 375 | ({ \ |