This is required to prevent callbacks triggering RCU machinery too quickly and too often, which adds more power to the system. Signed-off-by: Joel Fernandes (Google) <joel@xxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/gem/i915_gem_object.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.c b/drivers/gpu/drm/i915/gem/i915_gem_object.c index 06b1b188ce5a..74f4b6e707c2 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_object.c @@ -343,7 +343,7 @@ static void __i915_gem_free_objects(struct drm_i915_private *i915, __i915_gem_free_object(obj); /* But keep the pointer alive for RCU-protected lookups */ - call_rcu(&obj->rcu, __i915_gem_free_object_rcu); + call_rcu_lazy(&obj->rcu, __i915_gem_free_object_rcu); cond_resched(); } } -- 2.37.2.609.g9ff673ca1a-goog
