On 12/17/18 10:28 AM, Ming Lei wrote: > From 7e849dd9cf37 ("nvme-pci: don't share queue maps"), the mapping > table won't be initialized actually if map->nr_queues is zero, so > we can't use blk_mq_map_queue_type() to retrieve hctx any more. > > This way still may cause broken mapping, fix it by skipping zero-queues > maps in blk_mq_map_swqueue(). Applied, thanks. -- Jens Axboe