From 4e1784d0698b975e63ea713d7b0f8fdd9f9ef18d Mon Sep 17 00:00:00 2001
From: UbitUmarov
Date: Tue, 30 Aug 2016 08:56:35 +0100
Subject: Xengine: remove a no thread safe locking, don't allocate a few
 objects only needed if creating a new domain

---
 OpenSim/Region/ScriptEngine/XEngine/XEngine.cs | 37 +++++++++++---------------
 1 file changed, 16 insertions(+), 21 deletions(-)

(limited to 'OpenSim/Region')

diff --git a/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs b/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
index 78d4ee9..ecd0b69 100755
--- a/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
+++ b/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
@@ -1024,18 +1024,15 @@ namespace OpenSim.Region.ScriptEngine.XEngine
 
 //                m_log.DebugFormat("[XEngine]: Added script {0} to compile queue", itemID);
 
-                if (m_CurrentCompile == null)
+                // NOTE: Although we use a lockless queue, the lock here
+                // is required. It ensures that there are never two
+                // compile threads running, which, due to a race
+                // conndition, might otherwise happen
+                //
+                lock (m_CompileQueue)
                 {
-                    // NOTE: Although we use a lockless queue, the lock here
-                    // is required. It ensures that there are never two
-                    // compile threads running, which, due to a race
-                    // conndition, might otherwise happen
-                    //
-                    lock (m_CompileQueue)
-                    {
-                        if (m_CurrentCompile == null)
-                            m_CurrentCompile = m_ThreadPool.QueueWorkItem(DoOnRezScriptQueue, null);
-                    }
+                    if (m_CurrentCompile == null)
+                        m_CurrentCompile = m_ThreadPool.QueueWorkItem(DoOnRezScriptQueue, null);
                 }
             }
         }
@@ -1297,17 +1294,17 @@ namespace OpenSim.Region.ScriptEngine.XEngine
                     {
                         try
                         {
-                            AppDomainSetup appSetup = new AppDomainSetup();
-                            appSetup.PrivateBinPath = Path.Combine(
+                            AppDomain sandbox;
+                            if (m_AppDomainLoading)
+                            {
+                                AppDomainSetup appSetup = new AppDomainSetup();
+                                appSetup.PrivateBinPath = Path.Combine(
                                     m_ScriptEnginesPath,
                                     m_Scene.RegionInfo.RegionID.ToString());
 
-                            Evidence baseEvidence = AppDomain.CurrentDomain.Evidence;
-                            Evidence evidence = new Evidence(baseEvidence);
+                                Evidence baseEvidence = AppDomain.CurrentDomain.Evidence;
+                                Evidence evidence = new Evidence(baseEvidence);
 
-                            AppDomain sandbox;
-                            if (m_AppDomainLoading)
-                            {
                                 sandbox = AppDomain.CreateDomain(
                                                 m_Scene.RegionInfo.RegionID.ToString(),
                                                 evidence, appSetup);
@@ -1472,9 +1469,7 @@ namespace OpenSim.Region.ScriptEngine.XEngine
                                                   startParam, postOnRez,
                                                   m_MaxScriptQueue);
 
-                    if (
-                        !instance.Load(
-                            scriptObj, coopSleepHandle, assemblyPath,
+                    if(!instance.Load(scriptObj, coopSleepHandle, assemblyPath,
                             Path.Combine(ScriptEnginePath, World.RegionInfo.RegionID.ToString()), stateSource, coopTerminationForThisScript))
                             return false;
 
-- 
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