diff options
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/sched_policy.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.c b/drivers/gpu/drm/i915/gvt/sched_policy.c index 75b7bc7b344c..8876a57f407c 100644 --- a/drivers/gpu/drm/i915/gvt/sched_policy.c +++ b/drivers/gpu/drm/i915/gvt/sched_policy.c @@ -66,6 +66,7 @@ struct gvt_sched_data { struct hrtimer timer; unsigned long period; struct list_head lru_runq_head; + ktime_t expire_time; }; static void vgpu_update_timeslice(struct intel_vgpu *pre_vgpu) @@ -226,14 +227,18 @@ out: void intel_gvt_schedule(struct intel_gvt *gvt) { struct gvt_sched_data *sched_data = gvt->scheduler.sched_data; - static uint64_t timer_check; mutex_lock(&gvt->lock); if (test_and_clear_bit(INTEL_GVT_REQUEST_SCHED, (void *)&gvt->service_request)) { - if (!(timer_check++ % GVT_TS_BALANCE_PERIOD_MS)) + ktime_t cur_time = ktime_get(); + + if (cur_time >= sched_data->expire_time) { gvt_balance_timeslice(sched_data); + sched_data->expire_time = ktime_add_ms( + cur_time, GVT_TS_BALANCE_PERIOD_MS); + } } clear_bit(INTEL_GVT_REQUEST_EVENT_SCHED, (void *)&gvt->service_request); |