blkparse: Allow request tracking on non md/dm devices

Fix queue to completion tracking on devices other than md/dm: without this fix,
enabling tracking with the -t option on a non-md/dm device leads to "complete
not found" errors.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
1 file changed