On Thu, Nov 29, 2018 at 08:12:58PM +0100, Christoph Hellwig wrote: > +enum hctx_type { > + HCTX_TYPE_DEFAULT, /* all I/O not otherwise accounted for */ > + HCTX_TYPE_READ, /* just for READ I/O */ > + HCTX_TYPE_POLL, /* polled I/O of any kind */ > + > + HCTX_MAX_TYPES, > }; Well, there goes my plan to use this with Weighted-Round-Robin NVMe IO queues! I'm not that sad about it, though. Reviewed-by: Keith Busch <keith.busch@xxxxxxxxx>