Commit 4c81cb7e authored by Rafael J. Wysocki's avatar Rafael J. Wysocki
Browse files

tick/nohz: Improve tick_nohz_get_next_hrtimer() kerneldoc 



Make the tick_nohz_get_next_hrtimer() kerneldoc comment state clearly
that the function may return negative numbers.

Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent d484b8bf

kernel/time/tick-sched.c

+5 −1
Original line number Diff line number Diff line
@@ -1124,7 +1124,11 @@ ktime_t tick_nohz_get_next_hrtimer(void) 
 * tick_nohz_get_sleep_length - return the expected length of the current sleep

 * @delta_next: duration until the next event if the tick cannot be stopped

 *

 * Called from power state control code with interrupts disabled

 * Called from power state control code with interrupts disabled.

 *

 * The return value of this function and/or the value returned by it through the

 * @delta_next pointer can be negative which must be taken into account by its

 * callers.

 */

ktime_t tick_nohz_get_sleep_length(ktime_t *delta_next)

{