LU-8130 lu_object: use RCU to free lu_object_header

[fs/lustre-release.git] / lustre / llite / vvp_object.c

diff --git a/lustre/llite/vvp_object.c b/lustre/llite/vvp_object.c
index 51e1bba..43e2a61 100644 (file)
--- a/lustre/llite/vvp_object.c
+++ b/lustre/llite/vvp_object.c
@@ -266,13 +266,22 @@ static int vvp_object_init(const struct lu_env *env, struct lu_object *obj,
        return result;
 }
 
+static void vvp_object_free_rcu(struct rcu_head *head)
+{
+       struct vvp_object *vob = container_of(head, struct vvp_object,
+                                             vob_header.coh_lu.loh_rcu);
+
+       kmem_cache_free(vvp_object_kmem, vob);
+}
+
 static void vvp_object_free(const struct lu_env *env, struct lu_object *obj)
 {
        struct vvp_object *vob = lu2vvp(obj);
 
        lu_object_fini(obj);
        lu_object_header_fini(obj->lo_header);
-       OBD_SLAB_FREE_PTR(vob, vvp_object_kmem);
+       OBD_FREE_PRE(vob, sizeof(*vob), "slab-freed");
+       call_rcu(&vob->vob_header.coh_lu.loh_rcu, vvp_object_free_rcu);
 }
 
 static const struct lu_object_operations vvp_lu_obj_ops = {