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path: root/drivers/gpu/drm/i915/gvt
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Diffstat (limited to 'drivers/gpu/drm/i915/gvt')
-rw-r--r--drivers/gpu/drm/i915/gvt/sched_policy.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.c b/drivers/gpu/drm/i915/gvt/sched_policy.c
index 34b9acdf3479..6ac77f8cc405 100644
--- a/drivers/gpu/drm/i915/gvt/sched_policy.c
+++ b/drivers/gpu/drm/i915/gvt/sched_policy.c
@@ -53,9 +53,13 @@ static void try_to_schedule_next_vgpu(struct intel_gvt *gvt)
enum intel_engine_id i;
struct intel_engine_cs *engine;
- /* no target to schedule */
- if (!scheduler->next_vgpu)
+ /* no need to schedule if next_vgpu is the same with current_vgpu,
+ * let scheduler chose next_vgpu again by setting it to NULL.
+ */
+ if (scheduler->next_vgpu == scheduler->current_vgpu) {
+ scheduler->next_vgpu = NULL;
return;
+ }
gvt_dbg_sched("try to schedule next vgpu %d\n",
scheduler->next_vgpu->id);