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path: root/drivers/gpu/drm/i915/i915_active.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_active.c')
-rw-r--r--drivers/gpu/drm/i915/i915_active.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_active.c b/drivers/gpu/drm/i915/i915_active.c
index 3c424cb90702..a19e7d89bc8a 100644
--- a/drivers/gpu/drm/i915/i915_active.c
+++ b/drivers/gpu/drm/i915/i915_active.c
@@ -672,12 +672,13 @@ void i915_active_acquire_barrier(struct i915_active *ref)
* populated by i915_request_add_active_barriers() to point to the
* request that will eventually release them.
*/
- spin_lock_irqsave_nested(&ref->tree_lock, flags, SINGLE_DEPTH_NESTING);
llist_for_each_safe(pos, next, take_preallocated_barriers(ref)) {
struct active_node *node = barrier_from_ll(pos);
struct intel_engine_cs *engine = barrier_to_engine(node);
struct rb_node **p, *parent;
+ spin_lock_irqsave_nested(&ref->tree_lock, flags,
+ SINGLE_DEPTH_NESTING);
parent = NULL;
p = &ref->tree.rb_node;
while (*p) {
@@ -693,12 +694,12 @@ void i915_active_acquire_barrier(struct i915_active *ref)
}
rb_link_node(&node->node, parent, p);
rb_insert_color(&node->node, &ref->tree);
+ spin_unlock_irqrestore(&ref->tree_lock, flags);
GEM_BUG_ON(!intel_engine_pm_is_awake(engine));
llist_add(barrier_to_ll(node), &engine->barrier_tasks);
intel_engine_pm_put(engine);
}
- spin_unlock_irqrestore(&ref->tree_lock, flags);
}
void i915_request_add_active_barriers(struct i915_request *rq)