On Thu, Jun 07, 2018@10:21:42AM -0600, Jens Axboe wrote:

I was going to suggest that too, but there's really nothing
in direct_make_request() that implies that it's necessarily
a remap of an existing bio. The two current callers implies
that, but that's really not a given.

I don't really think it makes much sense in a different context.

I've applied the patch for now, but I think this area could
use ?ome improvement.