diff options
| author |   Zhenyu Wang <zhenyuw@linux.intel.com> | 2018-01-15 16:36:12 +0800 |
|---|---|---|
| committer |   Rodrigo Vivi <rodrigo.vivi@intel.com> | 2018-02-01 07:32:16 -0800 |
| commit | 61a669473f82cd5cac66146644b829b370c791ca (patch) | |
| tree | 85ec8b65ab354c501b38a1b0c3b805c466e2b7d2 /drivers/gpu | |
| parent | drm/i915/gvt: cancel virtual vblank timer when no vGPU exists (diff) | |
| download | linux-dev-61a669473f82cd5cac66146644b829b370c791ca.tar.xz linux-dev-61a669473f82cd5cac66146644b829b370c791ca.zip | |
drm/i915/gvt: cancel scheduler timer when no vGPU exists
Stop gvt scheduler timer if no vGPU exists, otherwise it keeps
gvt service thread busy to handle request schedule event but no
actual schedule activity required.
Reviewed-by: Zhi Wang <zhi.a.wang@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/sched_policy.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.c b/drivers/gpu/drm/i915/gvt/sched_policy.c index eea1a2f92099..d031f6486ce3 100644 --- a/drivers/gpu/drm/i915/gvt/sched_policy.c +++ b/drivers/gpu/drm/i915/gvt/sched_policy.c @@ -308,8 +308,15 @@ static int tbs_sched_init_vgpu(struct intel_vgpu *vgpu) static void tbs_sched_clean_vgpu(struct intel_vgpu *vgpu) { + struct intel_gvt *gvt = vgpu->gvt; + struct gvt_sched_data *sched_data = gvt->scheduler.sched_data; + kfree(vgpu->sched_data); vgpu->sched_data = NULL; + + /* this vgpu id has been removed */ + if (idr_is_empty(&gvt->vgpu_idr)) + hrtimer_cancel(&sched_data->timer); } static void tbs_sched_start_schedule(struct intel_vgpu *vgpu) |