On Tue, Jan 09 2018 at 9:41pm -0500, Mike Snitzer <snitzer@xxxxxxxxxx> wrote: > device_add_disk() will only call bdi_register_owner() if > !GENHD_FL_HIDDEN so it follows that bdi_unregister() should be avoided > for !GENHD_FL_HIDDEN in del_gendisk(). This ^ should be "GENHD_FL_HIDDEN". Sorry for the cut-n-paste typo.
