diff --git a/indra/newview/lldrawpoolbump.cpp b/indra/newview/lldrawpoolbump.cpp
index 19cdc9f7581593d596d3edecae0dd79e4bde89fd..13d9ed6b4e77ad6b65e9b1e4edfd74b4e1b2bde9 100644
--- a/indra/newview/lldrawpoolbump.cpp
+++ b/indra/newview/lldrawpoolbump.cpp
@@ -77,7 +77,7 @@ static S32 cube_channel = -1;
 static S32 diffuse_channel = -1;
 static S32 bump_channel = -1;
 
-#define LL_BUMPLIST_MULTITHREADED 0 // TODO -- figure out why this doesn't work
+#define LL_BUMPLIST_MULTITHREADED 1 // TODO -- figure out why this doesn't work
 
 // static 
 void LLStandardBumpmap::init()
diff --git a/indra/newview/llviewertexture.cpp b/indra/newview/llviewertexture.cpp
index 20fd4133b729b6df69cecb298acd7c27ab2fa013..780208d20aa77a19016a9054252eea59e114ef7c 100644
--- a/indra/newview/llviewertexture.cpp
+++ b/indra/newview/llviewertexture.cpp
@@ -1136,7 +1136,7 @@ void LLViewerFetchedTexture::init(bool firstinit)
 	mLoadedCallbackDesiredDiscardLevel = S8_MAX;
 	mPauseLoadedCallBacks = FALSE;
 
-	mNeedsCreateTexture = FALSE;
+	mNeedsCreateTexture = false;
 	
 	mIsRawImageValid = FALSE;
 	mRawDiscardLevel = INVALID_DISCARD_LEVEL;
@@ -1418,12 +1418,12 @@ void LLViewerFetchedTexture::addToCreateTexture()
 	{
 		//just update some variables, not to create a real GL texture.
 		createGLTexture(mRawDiscardLevel, mRawImage, 0, FALSE);
-		mNeedsCreateTexture = FALSE;
+		mNeedsCreateTexture = false;
 		destroyRawImage();
 	}
 	else if(!force_update && getDiscardLevel() > -1 && getDiscardLevel() <= mRawDiscardLevel)
 	{
-		mNeedsCreateTexture = FALSE;
+		mNeedsCreateTexture = false;
 		destroyRawImage();
 	}
 	else
@@ -1459,7 +1459,7 @@ void LLViewerFetchedTexture::addToCreateTexture()
 						mRawDiscardLevel += i;
 						if(mRawDiscardLevel >= getDiscardLevel() && getDiscardLevel() > 0)
 						{
-							mNeedsCreateTexture = FALSE;
+							mNeedsCreateTexture = false;
 							destroyRawImage();
 							return;
 						}
@@ -1491,7 +1491,7 @@ BOOL LLViewerFetchedTexture::preCreateTexture(S32 usename/*= 0*/)
         destroyRawImage();
         return FALSE;
     }
-    mNeedsCreateTexture = FALSE;
+    mNeedsCreateTexture = false;
 
     if (mRawImage.isNull())
     {
@@ -1662,14 +1662,14 @@ void LLViewerFetchedTexture::postCreateTexture()
         destroyRawImage();
     }
 
-    mNeedsCreateTexture = FALSE;
+    mNeedsCreateTexture = false;
 }
 
 void LLViewerFetchedTexture::scheduleCreateTexture()
 {
     if (!mNeedsCreateTexture)
     {
-        mNeedsCreateTexture = TRUE;
+        mNeedsCreateTexture = true;
         if (preCreateTexture())
         {
 #if LL_IMAGEGL_THREAD_CHECK
@@ -1683,7 +1683,7 @@ void LLViewerFetchedTexture::scheduleCreateTexture()
                 memcpy(data_copy, data, size);
             }
 #endif
-            mNeedsCreateTexture = TRUE;
+            mNeedsCreateTexture = true;
             auto mainq = LLImageGLThread::sEnabled ? mMainQueue.lock() : nullptr;
             if (mainq)
             {
diff --git a/indra/newview/llviewertexture.h b/indra/newview/llviewertexture.h
index d55bd292ae9df855d6dcb3be76e56cfdb5db21a0..fdd5dfdcec70673b98e6b3c8d702f37379f6b17e 100644
--- a/indra/newview/llviewertexture.h
+++ b/indra/newview/llviewertexture.h
@@ -27,6 +27,7 @@
 #ifndef LL_LLVIEWERTEXTURE_H					
 #define LL_LLVIEWERTEXTURE_H
 
+#include "llatomic.h"
 #include "llgltexture.h"
 #include "lltimer.h"
 #include "llframetimer.h"
@@ -533,7 +534,7 @@ class LLViewerFetchedTexture : public LLViewerTexture
 	LLFrameTimer mStopFetchingTimer;	// Time since mDecodePriority == 0.f.
 
 	BOOL  mInImageList;				// TRUE if image is in list (in which case don't reset priority!)
-	BOOL  mNeedsCreateTexture;	
+	LLAtomicBool mNeedsCreateTexture;	
 
 	BOOL   mForSculpt ; //a flag if the texture is used as sculpt data.
 	BOOL   mIsFetched ; //is loaded from remote or from cache, not generated locally.