For upper state machines, case CACHE_EVENT_OPEN_READ, doesn't mean first_buf has header Doc.
In read form write process, the cache_vc->alternate save head info, the cache_vc->first_buf is NULL. I think ShowCache::lookup_url should call Cache::lookup function, In case, cache_vc callback upstream ECACHE_DOC_BUSY. [ Full content available at: https://github.com/apache/trafficserver/issues/4328 ] This message was relayed via gitbox.apache.org for [email protected]
