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https://github.com/openresty/openresty.git
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4950ec7f62
this nginx core feature is needed by the ngx.sleep(0) feature in ngx_lua, for example. Signed-off-by: Yichun Zhang (agentzh) <agentzh@gmail.com>
99 lines
3.0 KiB
C
99 lines
3.0 KiB
C
diff --git a/src/event/ngx_event.c b/src/event/ngx_event.c
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index 57af8132..4853945f 100644
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--- a/src/event/ngx_event.c
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+++ b/src/event/ngx_event.c
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@@ -196,6 +196,9 @@ ngx_process_events_and_timers(ngx_cycle_t *cycle)
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ngx_uint_t flags;
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ngx_msec_t timer, delta;
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+ ngx_queue_t *q;
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+ ngx_event_t *ev;
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+
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if (ngx_timer_resolution) {
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timer = NGX_TIMER_INFINITE;
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flags = 0;
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@@ -215,6 +218,13 @@ ngx_process_events_and_timers(ngx_cycle_t *cycle)
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#endif
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}
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+ if (!ngx_queue_empty(&ngx_posted_delayed_events)) {
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+ ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
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+ "posted delayed event queue not empty"
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+ " making poll timeout 0");
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+ timer = 0;
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+ }
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+
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if (ngx_use_accept_mutex) {
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if (ngx_accept_disabled > 0) {
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ngx_accept_disabled--;
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@@ -257,6 +267,35 @@ ngx_process_events_and_timers(ngx_cycle_t *cycle)
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}
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ngx_event_process_posted(cycle, &ngx_posted_events);
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+
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+ while (!ngx_queue_empty(&ngx_posted_delayed_events)) {
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+ q = ngx_queue_head(&ngx_posted_delayed_events);
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+
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+ ev = ngx_queue_data(q, ngx_event_t, queue);
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+ if (ev->delayed) {
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+ /* start of newly inserted nodes */
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+ for (/* void */;
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+ q != ngx_queue_sentinel(&ngx_posted_delayed_events);
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+ q = ngx_queue_next(q))
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+ {
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+ ev = ngx_queue_data(q, ngx_event_t, queue);
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+ ev->delayed = 0;
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+
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+ ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
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+ "skipping delayed posted event %p,"
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+ " till next iteration", ev);
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+ }
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+
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+ break;
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+ }
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+
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+ ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
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+ "delayed posted event %p", ev);
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+
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+ ngx_delete_posted_event(ev);
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+
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+ ev->handler(ev);
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+ }
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}
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@@ -600,6 +639,7 @@ ngx_event_process_init(ngx_cycle_t *cycle)
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ngx_queue_init(&ngx_posted_accept_events);
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ngx_queue_init(&ngx_posted_events);
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+ ngx_queue_init(&ngx_posted_delayed_events);
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if (ngx_event_timer_init(cycle->log) == NGX_ERROR) {
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return NGX_ERROR;
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diff --git a/src/event/ngx_event_posted.c b/src/event/ngx_event_posted.c
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index d851f3d1..b6cea009 100644
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--- a/src/event/ngx_event_posted.c
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+++ b/src/event/ngx_event_posted.c
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@@ -12,6 +12,7 @@
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ngx_queue_t ngx_posted_accept_events;
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ngx_queue_t ngx_posted_events;
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+ngx_queue_t ngx_posted_delayed_events;
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void
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diff --git a/src/event/ngx_event_posted.h b/src/event/ngx_event_posted.h
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index 145d30fe..6c388553 100644
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--- a/src/event/ngx_event_posted.h
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+++ b/src/event/ngx_event_posted.h
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@@ -43,6 +43,9 @@ void ngx_event_process_posted(ngx_cycle_t *cycle, ngx_queue_t *posted);
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extern ngx_queue_t ngx_posted_accept_events;
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extern ngx_queue_t ngx_posted_events;
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+extern ngx_queue_t ngx_posted_delayed_events;
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+
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+#define HAVE_POSTED_DELAYED_EVENTS_PATCH
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#endif /* _NGX_EVENT_POSTED_H_INCLUDED_ */
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