1bac95586a
Previously before you could call unrhdr_delete you needed to individually free every allocated unit. It is useful to be able to tear down the unr without having to go through this process, as it is significantly faster than freeing the individual units. Reviewed by: cem, lidl Approved by: rstone (mentor) Sponsored by: Dell EMC Isilon Differential Revision: https://reviews.freebsd.org/D12591