From 5c0c7fda6c323cfbbe76562eda3fe0b767561dd1 Mon Sep 17 00:00:00 2001
From: Diva Canto <diva@metaverseink.com>
Date: Mon, 19 Jul 2010 13:59:11 -0700
Subject: [PATCH] One more stab at
 http://opensimulator.org/mantis/view.php?id=4858. Eliminated the nested locks
 of m_Scripts and m_PrimObjects.

---
 .../Region/ScriptEngine/XEngine/XEngine.cs    | 74 +++++++++----------
 1 file changed, 37 insertions(+), 37 deletions(-)

diff --git a/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs b/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
index 02993856fd..c436582702 100644
--- a/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
+++ b/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
@@ -820,60 +820,60 @@ namespace OpenSim.Region.ScriptEngine.XEngine
                     m_CompileDict.Remove(itemID);
             }
 
+            IScriptInstance instance = null;
+
             lock (m_Scripts)
             {
                 // Do we even have it?
                 if (!m_Scripts.ContainsKey(itemID))
                     return;
 
-                IScriptInstance instance=m_Scripts[itemID];
+                instance=m_Scripts[itemID];
                 m_Scripts.Remove(itemID);
+            }
 
-                instance.ClearQueue();
-                instance.Stop(0);
-
+            instance.ClearQueue();
+            instance.Stop(0);
 //                bool objectRemoved = false;
 
-                lock (m_PrimObjects)
+            lock (m_PrimObjects)
+            {
+                // Remove the script from it's prim
+                if (m_PrimObjects.ContainsKey(localID))
                 {
-                    // Remove the script from it's prim
-                    if (m_PrimObjects.ContainsKey(localID))
-                    {
-                        // Remove inventory item record
-                        if (m_PrimObjects[localID].Contains(itemID))
-                            m_PrimObjects[localID].Remove(itemID);
+                    // Remove inventory item record
+                    if (m_PrimObjects[localID].Contains(itemID))
+                        m_PrimObjects[localID].Remove(itemID);
 
-                        // If there are no more scripts, remove prim
-                        if (m_PrimObjects[localID].Count == 0)
-                        {
-                            m_PrimObjects.Remove(localID);
+                    // If there are no more scripts, remove prim
+                    if (m_PrimObjects[localID].Count == 0)
+                    {
+                        m_PrimObjects.Remove(localID);
 //                            objectRemoved = true;
-                        }
                     }
                 }
-
-                instance.RemoveState();
-                instance.DestroyScriptInstance();
-
-                m_DomainScripts[instance.AppDomain].Remove(instance.ItemID);
-                if (m_DomainScripts[instance.AppDomain].Count == 0)
-                {
-                    m_DomainScripts.Remove(instance.AppDomain);
-                    UnloadAppDomain(instance.AppDomain);
-                }
-
-                instance = null;
-
-                ObjectRemoved handlerObjectRemoved = OnObjectRemoved;
-                if (handlerObjectRemoved != null)
-                {
-                    SceneObjectPart part = m_Scene.GetSceneObjectPart(localID);
-                    handlerObjectRemoved(part.UUID);
-                }
-
-                CleanAssemblies();
             }
 
+            instance.RemoveState();
+            instance.DestroyScriptInstance();
+
+            m_DomainScripts[instance.AppDomain].Remove(instance.ItemID);
+            if (m_DomainScripts[instance.AppDomain].Count == 0)
+            {
+                m_DomainScripts.Remove(instance.AppDomain);
+                UnloadAppDomain(instance.AppDomain);
+            }
+
+            instance = null;
+
+            ObjectRemoved handlerObjectRemoved = OnObjectRemoved;
+            if (handlerObjectRemoved != null)
+            {
+                SceneObjectPart part = m_Scene.GetSceneObjectPart(localID);
+                handlerObjectRemoved(part.UUID);
+            }
+
+
             ScriptRemoved handlerScriptRemoved = OnScriptRemoved;
             if (handlerScriptRemoved != null)
                 handlerScriptRemoved(itemID);