openresty/patches/nginx-1.0.10-epoll_check_st...

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--- nginx-1.0.10/src/event/modules/ngx_epoll_module.c 2011-09-30 22:12:53.000000000 +0800
+++ nginx-1.0.10-patched/src/event/modules/ngx_epoll_module.c 2011-11-30 11:08:46.775817019 +0800
@@ -682,6 +682,17 @@
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wev = c->write;
if ((revents & EPOLLOUT) && wev->active) {
+ if (c->fd == -1 || wev->instance != instance) {
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+
+ /*
+ * the stale event from a file descriptor
+ * that was just closed in this iteration
+ */
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+
+ ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
+ "epoll: stale event %p", c);
+ continue;
+ }
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if (flags & NGX_POST_THREAD_EVENTS) {
wev->posted_ready = 1;