references 712 http/ngx_http_upstream_round_robin.c ssl_session, ssl_session ? ssl_session->references : 0); references 736 http/ngx_http_upstream_round_robin.c "save session: %p:%d", ssl_session, ssl_session->references); references 752 http/ngx_http_upstream_round_robin.c old_ssl_session, old_ssl_session->references);