Changelog note for #399 - Merge #399 from xiangbao227: The function rrset_cache_touch can   touch an entry to the lru while markdelling the entry in   lruhash_remove.
Changelog note for #399
- Merge #399 from xiangbao227: The function rrset_cache_touch can
  touch an entry to the lru while markdelling the entry in
  lruhash_remove.

NLnetLabs/unbound,NLnetLabs/unbound,NLnetLabs/unbound,NLnetLabs/unbound