On Fri, Jan 13 2017, Christoph Hellwig wrote:

On Wed, Jan 11, 2017 at 02:39:59PM -0700, Jens Axboe wrote:

quoted

This is in preparation for having another tag set available. Cleanup
the parameters, and allow passing in of tags fo blk_mq_put_tag().

I've been playing around with this are a bit but never submitted
anything.  Below is an untested merge of my previous bits with your
patch, let me know what you think about it:

Looks good to me. I'll test it and merge it with the other patch, if
successful.

-- 
Jens Axboe