88 	rwlock_init(&mgr->vm_lock);  in drm_vma_offset_manager_init()
108 	write_lock(&mgr->vm_lock);  in drm_vma_offset_manager_destroy()
110 	write_unlock(&mgr->vm_lock);  in drm_vma_offset_manager_destroy()
136 	read_lock(&mgr->vm_lock);  in drm_vma_offset_lookup()
138 	read_unlock(&mgr->vm_lock);  in drm_vma_offset_lookup()
244 	write_lock(&mgr->vm_lock);  in drm_vma_offset_add()
259 	write_unlock(&mgr->vm_lock);  in drm_vma_offset_add()
278 	write_lock(&mgr->vm_lock);  in drm_vma_offset_remove()
286 	write_unlock(&mgr->vm_lock);  in drm_vma_offset_remove()
323 	write_lock(&node->vm_lock);  in drm_vma_node_allow()
353 	write_unlock(&node->vm_lock);  in drm_vma_node_allow()
377 	write_lock(&node->vm_lock);  in drm_vma_node_revoke()
395 	write_unlock(&node->vm_lock);  in drm_vma_node_revoke()
418 	read_lock(&node->vm_lock);  in drm_vma_node_is_allowed()
431 	read_unlock(&node->vm_lock);  in drm_vma_node_is_allowed()