diff --git a/graphics/jni/android_renderscript_RenderScript.cpp b/graphics/jni/android_renderscript_RenderScript.cpp
index bc1db4d..07bf7bf 100644
--- a/graphics/jni/android_renderscript_RenderScript.cpp
+++ b/graphics/jni/android_renderscript_RenderScript.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011 The Android Open Source Project
+ * Copyright (C) 2011-2012 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -567,7 +567,7 @@
     jint len = _env->GetArrayLength(data);
     LOG_API("nAllocationElementData1D, con(%p), alloc(%p), offset(%i), comp(%i), len(%i), sizeBytes(%i)", con, (RsAllocation)alloc, offset, compIdx, len, sizeBytes);
     jbyte *ptr = _env->GetByteArrayElements(data, NULL);
-    rsAllocation1DElementData(con, (RsAllocation)alloc, offset, lod, ptr, compIdx, sizeBytes);
+    rsAllocation1DElementData(con, (RsAllocation)alloc, offset, lod, ptr, sizeBytes, compIdx);
     _env->ReleaseByteArrayElements(data, ptr, JNI_ABORT);
 }
 
diff --git a/libs/rs/rs.spec b/libs/rs/rs.spec
index 20b1f52..6887b22 100644
--- a/libs/rs/rs.spec
+++ b/libs/rs/rs.spec
@@ -162,7 +162,7 @@
 	param uint32_t x
 	param uint32_t lod
 	param const void *data
-	param uint32_t comp_offset
+	param size_t comp_offset
 	}
 
 Allocation2DData {
@@ -183,7 +183,7 @@
 	param uint32_t lod
 	param RsAllocationCubemapFace face
 	param const void *data
-	param uint32_t element_offset
+	param size_t element_offset
 	}
 
 AllocationGenerateMipmaps {
diff --git a/libs/rs/rsAllocation.cpp b/libs/rs/rsAllocation.cpp
index 2773d5c..972e3d6 100644
--- a/libs/rs/rsAllocation.cpp
+++ b/libs/rs/rsAllocation.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2009 The Android Open Source Project
+ * Copyright (C) 2009-2012 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -71,11 +71,11 @@
 }
 
 void Allocation::data(Context *rsc, uint32_t xoff, uint32_t lod,
-                         uint32_t count, const void *data, uint32_t sizeBytes) {
-    const uint32_t eSize = mHal.state.type->getElementSizeBytes();
+                         uint32_t count, const void *data, size_t sizeBytes) {
+    const size_t eSize = mHal.state.type->getElementSizeBytes();
 
     if ((count * eSize) != sizeBytes) {
-        ALOGE("Allocation::subData called with mismatched size expected %i, got %i",
+        ALOGE("Allocation::subData called with mismatched size expected %zu, got %zu",
              (count * eSize), sizeBytes);
         mHal.state.type->dumpLOGV("type info");
         return;
@@ -86,14 +86,14 @@
 }
 
 void Allocation::data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
-             uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes) {
-    const uint32_t eSize = mHal.state.elementSizeBytes;
-    const uint32_t lineSize = eSize * w;
+             uint32_t w, uint32_t h, const void *data, size_t sizeBytes) {
+    const size_t eSize = mHal.state.elementSizeBytes;
+    const size_t lineSize = eSize * w;
 
     //ALOGE("data2d %p,  %i %i %i %i %i %i %p %i", this, xoff, yoff, lod, face, w, h, data, sizeBytes);
 
     if ((lineSize * h) != sizeBytes) {
-        ALOGE("Allocation size mismatch, expected %i, got %i", (lineSize * h), sizeBytes);
+        ALOGE("Allocation size mismatch, expected %zu, got %zu", (lineSize * h), sizeBytes);
         rsAssert(!"Allocation::subData called with mismatched size");
         return;
     }
@@ -104,12 +104,12 @@
 
 void Allocation::data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff,
                       uint32_t lod, RsAllocationCubemapFace face,
-                      uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes) {
+                      uint32_t w, uint32_t h, uint32_t d, const void *data, size_t sizeBytes) {
 }
 
 void Allocation::elementData(Context *rsc, uint32_t x, const void *data,
-                                uint32_t cIdx, uint32_t sizeBytes) {
-    uint32_t eSize = mHal.state.elementSizeBytes;
+                                uint32_t cIdx, size_t sizeBytes) {
+    size_t eSize = mHal.state.elementSizeBytes;
 
     if (cIdx >= mHal.state.type->getElement()->getFieldCount()) {
         ALOGE("Error Allocation::subElementData component %i out of range.", cIdx);
@@ -125,7 +125,7 @@
 
     const Element * e = mHal.state.type->getElement()->getField(cIdx);
     if (sizeBytes != e->getSizeBytes()) {
-        ALOGE("Error Allocation::subElementData data size %i does not match field size %zu.", sizeBytes, e->getSizeBytes());
+        ALOGE("Error Allocation::subElementData data size %zu does not match field size %zu.", sizeBytes, e->getSizeBytes());
         rsc->setError(RS_ERROR_BAD_VALUE, "subElementData bad size.");
         return;
     }
@@ -135,8 +135,8 @@
 }
 
 void Allocation::elementData(Context *rsc, uint32_t x, uint32_t y,
-                                const void *data, uint32_t cIdx, uint32_t sizeBytes) {
-    uint32_t eSize = mHal.state.elementSizeBytes;
+                                const void *data, uint32_t cIdx, size_t sizeBytes) {
+    size_t eSize = mHal.state.elementSizeBytes;
 
     if (x >= mHal.state.dimensionX) {
         ALOGE("Error Allocation::subElementData X offset %i out of range.", x);
@@ -159,7 +159,7 @@
     const Element * e = mHal.state.type->getElement()->getField(cIdx);
 
     if (sizeBytes != e->getSizeBytes()) {
-        ALOGE("Error Allocation::subElementData data size %i does not match field size %zu.", sizeBytes, e->getSizeBytes());
+        ALOGE("Error Allocation::subElementData data size %zu does not match field size %zu.", sizeBytes, e->getSizeBytes());
         rsc->setError(RS_ERROR_BAD_VALUE, "subElementData bad size.");
         return;
     }
@@ -249,7 +249,7 @@
     delete[] sizeUnpadded;
 }
 
-void Allocation::unpackVec3Allocation(const void *data, uint32_t dataSize) {
+void Allocation::unpackVec3Allocation(const void *data, size_t dataSize) {
     const uint8_t *src = (const uint8_t*)data;
     uint8_t *dst = (uint8_t*)getPtr();
 
@@ -519,13 +519,13 @@
 }
 
 void rsi_Allocation2DElementData(Context *rsc, RsAllocation va, uint32_t x, uint32_t y, uint32_t lod, RsAllocationCubemapFace face,
-                                 const void *data, size_t eoff, uint32_t sizeBytes) { // TODO: this seems wrong, eoff and sizeBytes may be swapped
+                                 const void *data, size_t sizeBytes, size_t eoff) {
     Allocation *a = static_cast<Allocation *>(va);
     a->elementData(rsc, x, y, data, eoff, sizeBytes);
 }
 
 void rsi_Allocation1DElementData(Context *rsc, RsAllocation va, uint32_t x, uint32_t lod,
-                                 const void *data, size_t eoff, uint32_t sizeBytes) { // TODO: this seems wrong, eoff and sizeBytes may be swapped
+                                 const void *data, size_t sizeBytes, size_t eoff) {
     Allocation *a = static_cast<Allocation *>(va);
     a->elementData(rsc, x, data, eoff, sizeBytes);
 }
diff --git a/libs/rs/rsAllocation.h b/libs/rs/rsAllocation.h
index 4ce863a..20201ca 100644
--- a/libs/rs/rsAllocation.h
+++ b/libs/rs/rsAllocation.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2009 The Android Open Source Project
+ * Copyright (C) 2009-2012 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -80,16 +80,16 @@
     void resize1D(Context *rsc, uint32_t dimX);
     void resize2D(Context *rsc, uint32_t dimX, uint32_t dimY);
 
-    void data(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, const void *data, uint32_t sizeBytes);
+    void data(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, const void *data, size_t sizeBytes);
     void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
-                 uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes);
+                 uint32_t w, uint32_t h, const void *data, size_t sizeBytes);
     void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod, RsAllocationCubemapFace face,
-                 uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes);
+                 uint32_t w, uint32_t h, uint32_t d, const void *data, size_t sizeBytes);
 
     void elementData(Context *rsc, uint32_t x,
-                        const void *data, uint32_t elementOff, uint32_t sizeBytes);
+                     const void *data, uint32_t elementOff, size_t sizeBytes);
     void elementData(Context *rsc, uint32_t x, uint32_t y,
-                        const void *data, uint32_t elementOff, uint32_t sizeBytes);
+                     const void *data, uint32_t elementOff, size_t sizeBytes);
 
     void read(void *data);
 
@@ -138,7 +138,7 @@
 
     uint32_t getPackedSize() const;
     static void writePackedData(const Type *type, uint8_t *dst, const uint8_t *src, bool dstPadded);
-    void unpackVec3Allocation(const void *data, uint32_t dataSize);
+    void unpackVec3Allocation(const void *data, size_t dataSize);
     void packVec3Allocation(OStream *stream) const;
 };