[Intel-gfx] [PATCH 1/2] drm/i915: Initialise the obj->rcu head

[Chris Wilson]

Make the rcu_head known to the system, in particular for debugobjects.
And having declared it for debugobjects, we need to tidy up afterwards.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=108691
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/i915_gem.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 5b80b0c14aed..24f126ccf21e 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4739,6 +4739,8 @@ void i915_gem_object_init(struct drm_i915_gem_object *obj,
 	INIT_LIST_HEAD(&obj->lut_list);
 	INIT_LIST_HEAD(&obj->batch_pool_link);
 
+	init_rcu_head(&obj->rcu);
+
 	obj->ops = ops;
 
 	reservation_object_init(&obj->__builtin_resv);
@@ -4941,6 +4943,8 @@ static void __i915_gem_free_objects(struct drm_i915_private *i915,
 		drm_gem_object_release(&obj->base);
 		i915_gem_info_remove_obj(i915, obj->base.size);
 
+		destroy_rcu_head(&obj->rcu);
+
 		kfree(obj->bit_17);
 		i915_gem_object_free(obj);
 
-- 
2.19.1