diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/time/hrtimer.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c index 2b3222ea2a6c..e6a78ae103ca 100644 --- a/kernel/time/hrtimer.c +++ b/kernel/time/hrtimer.c @@ -521,9 +521,6 @@ hrtimer_force_reprogram(struct hrtimer_cpu_base *cpu_base, int skip_equal) { ktime_t expires_next; - if (!__hrtimer_hres_active(cpu_base)) - return; - expires_next = __hrtimer_get_next_event(cpu_base); if (skip_equal && expires_next == cpu_base->expires_next) @@ -532,6 +529,9 @@ hrtimer_force_reprogram(struct hrtimer_cpu_base *cpu_base, int skip_equal) cpu_base->expires_next = expires_next; /* + * If hres is not active, hardware does not have to be + * reprogrammed yet. + * * If a hang was detected in the last timer interrupt then we * leave the hang delay active in the hardware. We want the * system to make progress. That also prevents the following @@ -545,7 +545,7 @@ hrtimer_force_reprogram(struct hrtimer_cpu_base *cpu_base, int skip_equal) * set. So we'd effectivly block all timers until the T2 event * fires. */ - if (cpu_base->hang_detected) + if (!__hrtimer_hres_active(cpu_base) || cpu_base->hang_detected) return; tick_program_event(cpu_base->expires_next, 1); @@ -844,7 +844,6 @@ static void __remove_hrtimer(struct hrtimer *timer, if (!timerqueue_del(&base->active, &timer->node)) cpu_base->active_bases &= ~(1 << base->index); -#ifdef CONFIG_HIGH_RES_TIMERS /* * Note: If reprogram is false we do not update * cpu_base->next_timer. This happens when we remove the first @@ -855,7 +854,6 @@ static void __remove_hrtimer(struct hrtimer *timer, */ if (reprogram && timer == cpu_base->next_timer) hrtimer_force_reprogram(cpu_base, 1); -#endif } /* |