On 8/10/18 2:28 PM, Bart Van Assche wrote: > For legacy queues the only call of blkg_root_lookup() happens after > bypass mode has been enabled. Since blkg_lookup() returns NULL for > queues in bypass mode, modify the blkg_root_lookup() such that it > no longer depends on bypass mode. Rename the function into > blk_queue_root_blkg() as suggested by Tejun. Applied, thanks. -- Jens Axboe