nvme driver split, the easy part

[Christoph Hellwig]

On Mon, Oct 12, 2015 at 05:20:25PM +0000, Keith Busch wrote:
> Your second series will take a few days to process, but I can already
> tell the meta-data patch [2/8] is incomplete. At the least, we need to
> set cmnd.rw.meta in nvme_submit_priv(), but I'll give a more thorough
> review later this week.

That's handled by "nvme: refactor nvme_queue_rq" which now uses
a common helper to map data and metadata shared by the read/write
and passthrough path.

Thanks for the offer for testing!