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fix: add alignment flag support in svm path

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Signed-off-by: Bartosz Dunajski <bartosz.dunajski@intel.com>
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Bartosz Dunajski
2024-08-01 09:55:57 +00:00
committed by Compute-Runtime-Automation
parent 375d65d8e5
commit fa4812f963
2 changed files with 19 additions and 1 deletions
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5
shared/source/memory_manager/unified_memory_manager.cpp
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@@ -604,7 +604,10 @@ void *SVMAllocsManager::createUnifiedAllocationWithDeviceStorage(size_t size, co
auto externalPtr = reinterpret_cast<void *>(unifiedMemoryProperties.allocationFlags.hostptr);
bool useExternalHostPtrForCpu = externalPtr != nullptr;
const size_t svmCpuAlignment = memoryManager->peekExecutionEnvironment().rootDeviceEnvironments[rootDeviceIndex]->getProductHelper().getSvmCpuAlignment();
const size_t effectiveSvmCpuAlignment = std::max(MemoryConstants::pageSize64k, svmCpuAlignment);
auto minCpuAlignment = (debugManager.flags.AlignLocalMemoryVaTo2MB.get() == 1) ? MemoryConstants::pageSize2M : MemoryConstants::pageSize64k;
const size_t effectiveSvmCpuAlignment = std::max(minCpuAlignment, svmCpuAlignment);
const size_t alignment = alignUpNonZero<size_t>(unifiedMemoryProperties.alignment, effectiveSvmCpuAlignment);
const size_t alignedCpuSize = alignUp<size_t>(size, alignment);
DeviceBitfield subDevices = unifiedMemoryProperties.subdeviceBitfields.at(rootDeviceIndex);