From cc88568ad631f28f90a739b54213df1f9d4006d1 Mon Sep 17 00:00:00 2001
From: Peter Penz <peter.penz19@gmail.com>
Date: Mon, 7 Dec 2009 22:44:36 +0000
Subject: SVN_SILENT: inserted comment

svn path=/trunk/KDE/kdebase/apps/; revision=1060036
---
 src/versioncontrol/updateitemstatesthread.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/versioncontrol/updateitemstatesthread.cpp')

diff --git a/src/versioncontrol/updateitemstatesthread.cpp b/src/versioncontrol/updateitemstatesthread.cpp
index 3ac74a11b..ca212c97d 100644
--- a/src/versioncontrol/updateitemstatesthread.cpp
+++ b/src/versioncontrol/updateitemstatesthread.cpp
@@ -25,6 +25,9 @@ UpdateItemStatesThread::UpdateItemStatesThread() :
     m_mutex(0),
     m_itemStates()
 {
+    // Several threads may share one instance of a plugin. A global
+    // mutex is required to serialize the retrieval of version control
+    // states inside run().
     static QMutex globalMutex;
     m_mutex = &globalMutex;
 }
-- 
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