diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_scheduler.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_scheduler.c b/drivers/gpu/drm/i915/i915_scheduler.c index 8bc042551692..38efefd22dce 100644 --- a/drivers/gpu/drm/i915/i915_scheduler.c +++ b/drivers/gpu/drm/i915/i915_scheduler.c @@ -18,6 +18,11 @@ node_to_request(const struct i915_sched_node *node) return container_of(node, const struct i915_request, sched); } +static inline bool node_started(const struct i915_sched_node *node) +{ + return i915_request_started(node_to_request(node)); +} + static inline bool node_signaled(const struct i915_sched_node *node) { return i915_request_completed(node_to_request(node)); @@ -301,6 +306,10 @@ static void __i915_schedule(struct i915_request *rq, list_for_each_entry(dep, &dfs, dfs_link) { struct i915_sched_node *node = dep->signaler; + /* If we are already flying, we know we have no signalers */ + if (node_started(node)) + continue; + /* * Within an engine, there can be no cycle, but we may * refer to the same dependency chain multiple times |