From 2a8ff937d513abbd84a96cbfdbe74bc710b60e6a Mon Sep 17 00:00:00 2001
From: Adam Frisby
Date: Mon, 24 Nov 2008 15:14:33 +0000
Subject: * Removed more locks on Entities * Entities should now in theory be
 lock-free externally. * Other properties may cause blocking however[?]. *
 ScenePresence maintains separate locks so isn't fixed by this commit.

---
 .../Modules/World/Land/LandManagementModule.cs     | 11 ++++------
 OpenSim/Region/Environment/Scenes/Scene.cs         | 24 +++-------------------
 .../Shared/Api/Implementation/LSL_Api.cs           |  5 +----
 3 files changed, 8 insertions(+), 32 deletions(-)

diff --git a/OpenSim/Region/Environment/Modules/World/Land/LandManagementModule.cs b/OpenSim/Region/Environment/Modules/World/Land/LandManagementModule.cs
index d33201f..68aee86 100644
--- a/OpenSim/Region/Environment/Modules/World/Land/LandManagementModule.cs
+++ b/OpenSim/Region/Environment/Modules/World/Land/LandManagementModule.cs
@@ -664,16 +664,13 @@ namespace OpenSim.Region.Environment.Modules.World.Land
         public void UpdateLandPrimCounts()
         {
             ResetAllLandPrimCounts();
-            lock (m_scene.Entities)
+            foreach (EntityBase obj in m_scene.Entities)
             {
-                foreach (EntityBase obj in m_scene.Entities)
+                if (obj != null)
                 {
-                    if (obj != null)
+                    if ((obj is SceneObjectGroup) && !obj.IsDeleted && !((SceneObjectGroup) obj).IsAttachment)
                     {
-                        if ((obj is SceneObjectGroup) && !((SceneObjectGroup)obj).IsDeleted && !((SceneObjectGroup)obj).IsAttachment)
-                        {
-                            m_scene.EventManager.TriggerParcelPrimCountAdd((SceneObjectGroup)obj);
-                        }
+                        m_scene.EventManager.TriggerParcelPrimCountAdd((SceneObjectGroup) obj);
                     }
                 }
             }
diff --git a/OpenSim/Region/Environment/Scenes/Scene.cs b/OpenSim/Region/Environment/Scenes/Scene.cs
index 55e8634..c20c718 100644
--- a/OpenSim/Region/Environment/Scenes/Scene.cs
+++ b/OpenSim/Region/Environment/Scenes/Scene.cs
@@ -244,21 +244,6 @@ namespace OpenSim.Region.Environment.Scenes
         //            set { m_sceneGraph.SceneObjects = value; }
         //        }
 
-        /**
-        /// <summary>
-        /// The dictionary of all entities in this scene.  The contents of this dictionary may be changed at any time.
-        /// If you wish to add or remove entities, please use the appropriate method for that entity rather than
-        /// editing this dictionary directly.
-        ///
-        /// If you want a list of entities where the list itself is guaranteed not to change, please use
-        /// GetEntities()
-        /// </summary>
-        public Dictionary<UUID, EntityBase> Entities
-        {
-            get { return m_sceneGraph.Entities; }
-            set { m_sceneGraph.Entities = value; }
-        }
-        */
         public EntityManager Entities
         {
             get { return m_sceneGraph.Entities; }
@@ -609,14 +594,11 @@ namespace OpenSim.Region.Environment.Scenes
                 if (ScriptEngine)
                 {
                     m_log.Info("Stopping all Scripts in Scene");
-                    lock (Entities)
+                    foreach (EntityBase ent in Entities)
                     {
-                        foreach (EntityBase ent in Entities)
+                        if (ent is SceneObjectGroup)
                         {
-                            if (ent is SceneObjectGroup)
-                            {
-                                ((SceneObjectGroup)ent).RemoveScriptInstances();
-                            }
+                            ((SceneObjectGroup) ent).RemoveScriptInstances();
                         }
                     }
                 }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 7ccd71c..17dca98 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -788,10 +788,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             }
 
             EntityBase SensedObject;
-            lock (World.Entities)
-            {
-                World.Entities.TryGetValue(objecUUID, out SensedObject);
-            }
+            World.Entities.TryGetValue(objecUUID, out SensedObject);
 
             if (SensedObject == null)
                 return String.Empty;
-- 
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