0001-unref-gc_idle-watcher.patch

From ba3c0162d3d84ed293b7b667f99a034839ea7382 Mon Sep 17 00:00:00 2001
From: Ryan Dahl <ry@tinyclouds.org>
Date: Thu, 15 Apr 2010 12:19:24 -0700
Subject: [PATCH] unref gc_idle watcher

---
 lib/http.js |    2 +-
 src/node.cc |   20 +++++++++++++++++---
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/lib/http.js b/lib/http.js
index 1bb2e96..00e9ae3 100644
--- a/lib/http.js
+++ b/lib/http.js
@@ -496,7 +496,6 @@ function flushMessageQueue (socket, queue) {
   return false;
 }
 
-
 function Server (requestListener) {
   net.Server.call(this);
   this.addListener("request", requestListener);
@@ -510,6 +509,7 @@ exports.createServer = function (requestListener) {
   return new Server(requestListener);
 };
 
+
 function connectionListener (socket) {
   var self = this;
   // An array of responses for each socket. In pipelined connections
diff --git a/src/node.cc b/src/node.cc
index cabd92a..452a4ac 100644
--- a/src/node.cc
+++ b/src/node.cc
@@ -118,6 +118,20 @@ static void gc_timer_stop () {
   }
 }
 
+static void gc_idle_start () {
+  if (!ev_is_active(&gc_idle)) {
+    ev_idle_start(EV_DEFAULT_UC_ &gc_idle);
+    ev_unref(EV_DEFAULT_UC);
+  }
+}
+
+static void gc_idle_stop () {
+  if (ev_is_active(&gc_idle)) {
+    ev_ref(EV_DEFAULT_UC);
+    ev_idle_stop(EV_DEFAULT_UC_ &gc_idle);
+  }
+}
+
 
 static void CheckIdleness(EV_P_ ev_timer *watcher, int revents) {
   assert(watcher == &gc_timer);
@@ -129,7 +143,7 @@ static void CheckIdleness(EV_P_ ev_timer *watcher, int revents) {
 
   if (idle_time > GC_INTERVAL) {
     if (!V8::IdleNotification()) {
-      ev_idle_start(EV_DEFAULT_UC_ &gc_idle);
+      gc_idle_start();
     }
     gc_timer_stop();
   }
@@ -143,7 +157,7 @@ static void NotifyIdleness(EV_P_ ev_idle *watcher, int revents) {
   //fprintf(stderr, "notify idle\n");
 
   if (V8::IdleNotification()) {
-    ev_idle_stop(EV_A_ watcher);
+    gc_idle_stop();
     gc_timer_stop();
   }
 }
@@ -167,7 +181,7 @@ static void Activity(EV_P_ ev_check *watcher, int revents) {
 
   if (pending) {
     last_active = ev_now(EV_DEFAULT_UC);
-    ev_idle_stop(EV_DEFAULT_UC_ &gc_idle);
+    gc_idle_stop();
     gc_timer_start();
   }
 }
-- 
1.6.6