Change alignment for forced created ptr in image

Related-To: NEO-5723
Signed-off-by: Krzysztof Gibala <[email protected]>

Author: kgibala

opencl/source/mem_obj/image.cpp

@@ -344,8 +344,8 @@ Image *Image::create(Context *context,
                                                                                                                       const_cast<MemoryProperties &>(memoryPropertiesToSet), hwInfo,
                                                                                                                       context->getDeviceBitfieldForAllocation(rootDeviceIndex));
                             allocProperties.flags.crossRootDeviceAccess = true;
-
-                            hostPtrForced = alignedMalloc(hostPtrMinSize, MemoryConstants::pageSize64k);
+                            auto hostPtrForcedSize = alignUp(hostPtrMinSize, MemoryConstants::pageSize);
+                            hostPtrForced = alignedMalloc(hostPtrForcedSize, MemoryConstants::pageSize);
                             allocationInfo[rootDeviceIndex].memory = memoryManager->allocateGraphicsMemoryWithProperties(allocProperties, hostPtrForced);
                             if (allocationInfo[rootDeviceIndex].memory) {
                                 cpuPtr = reinterpret_cast<void *>(allocationInfo[rootDeviceIndex].memory->getUnderlyingBuffer());

opencl/test/unit_test/mem_obj/image_tests.cpp

@@ -1628,6 +1628,15 @@ HWTEST_F(ImageTransformTest, givenSurfaceBaseAddressAndUnifiedSurfaceWhenSetUnif
 
 using ImageMultiRootDeviceTests = MultiRootDeviceFixture;
 
+TEST_F(ImageMultiRootDeviceTests, WhenImageIsCreatedThenImageAllocationHostPtrForcedHasCorrectAlignment) {
+    std::unique_ptr<Image> image(ImageHelper<Image3dDefaults>::create(context.get()));
+
+    auto hostPtrForced = image->getAllocatedMapPtr();
+
+    ASSERT_NE(nullptr, hostPtrForced);
+    EXPECT_EQ(0u, (uintptr_t)hostPtrForced % MemoryConstants::pageSize);
+}
+
 TEST_F(ImageMultiRootDeviceTests, WhenImageIsCreatedThenImageAllocationHasCorrectRootDeviceIndex) {
     std::unique_ptr<Image> image(ImageHelper<Image3dDefaults>::create(context.get()));