From e065fa5055a2e8c1d68d8769cc85d0add3ad9f54 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ren=C3=A9=20Canna=C3=B2?= <rene.cannao@gmail.com>
Date: Sun, 9 Aug 2015 18:54:23 +0000
Subject: [PATCH] Changes in mysql_servers will automatically trigger a
 signal_all_threads()

---
 lib/MySQL_HostGroups_Manager.cpp | 5 ++++-
 lib/MySQL_Thread.cpp             | 1 +
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/MySQL_HostGroups_Manager.cpp b/lib/MySQL_HostGroups_Manager.cpp
index d7f6da78a..9a0d7cdc9 100644
--- a/lib/MySQL_HostGroups_Manager.cpp
+++ b/lib/MySQL_HostGroups_Manager.cpp
@@ -9,7 +9,7 @@
 
 
 
-
+extern MySQL_Threads_Handler *GloMTH;
 
 
 class MySrvConnList;
@@ -317,6 +317,9 @@ bool MySQL_HostGroups_Manager::commit() {
 	generate_mysql_servers_table();
 
 	wrunlock();
+	if (GloMTH) {
+		GloMTH->signal_all_threads(1);
+	}
 	return true;
 }
 
diff --git a/lib/MySQL_Thread.cpp b/lib/MySQL_Thread.cpp
index 8cdcf6b75..c411b4050 100644
--- a/lib/MySQL_Thread.cpp
+++ b/lib/MySQL_Thread.cpp
@@ -1804,6 +1804,7 @@ SQLite3_result * MySQL_Threads_Handler::SQL3_Processlist() {
 void MySQL_Threads_Handler::signal_all_threads(unsigned char _c) {
 	unsigned int i;
 	unsigned char c=_c;
+	if (mysql_threads==0) return;
 	for (i=0;i<num_threads;i++) {
 		MySQL_Thread *thr=(MySQL_Thread *)mysql_threads[i].worker;
 		int fd=thr->pipefd[1];