ngx_http_upstream_free_keepalive_peer   59 src/http/modules/ngx_http_upstream_keepalive_module.c static void ngx_http_upstream_free_keepalive_peer(ngx_peer_connection_t *pc,
ngx_http_upstream_free_keepalive_peer  195 src/http/modules/ngx_http_upstream_keepalive_module.c     r->upstream->peer.free = ngx_http_upstream_free_keepalive_peer;