upstream_blocked 46 event/ngx_event_pipe.c p->upstream_blocked = 0; upstream_blocked 54 event/ngx_event_pipe.c if (!p->read && !p->upstream_blocked) { upstream_blocked 212 event/ngx_event_pipe.c p->upstream_blocked = 1; upstream_blocked 56 event/ngx_event_pipe.h unsigned upstream_blocked:1;