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Improve support for L0 uncached device allocations

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Make sure UNCACHED flags are translated into setting the MOCS index
for uncaching L3.

Related-To: NEO-5500

Signed-off-by: Jaime Arteaga <jaime.a.arteaga.molina@intel.com>
This commit is contained in:
Jaime Arteaga
2021-02-01 10:04:49 +00:00
committed by Compute-Runtime-Automation
parent ff31d6abd6
commit ddca333045
11 changed files with 280 additions and 38 deletions
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1
shared/source/memory_manager/unified_memory_manager.cpp
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@ -187,6 +187,7 @@ void *SVMAllocsManager::createUnifiedMemoryAllocation(size_t size,
unifiedMemoryProperties.flags.shareable = memoryProperties.allocationFlags.flags.shareable;
unifiedMemoryProperties.flags.isUSMDeviceAllocation = true;
unifiedMemoryProperties.cacheRegion = MemoryPropertiesHelper::getCacheRegion(memoryProperties.allocationFlags);
unifiedMemoryProperties.flags.uncacheable = memoryProperties.allocationFlags.flags.locallyUncachedResource;
if (memoryProperties.memoryType == InternalMemoryType::HOST_UNIFIED_MEMORY) {
unifiedMemoryProperties.flags.isUSMHostAllocation = true;