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GPU: make ITS framework allocator thread-safe #14582

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GPU: make ITS framework allocator thread-safe #14582

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4 changes: 3 additions & 1 deletion GPU/GPUTracking/Global/GPUChainITS.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,7 @@
#include "DataFormatsITS/TrackITS.h"
#include "ITStracking/ExternalAllocator.h"
#include "GPUReconstructionIncludesITS.h"
#include <algorithm>
#include <mutex>

using namespace o2::gpu;

Expand All @@ -28,13 +28,15 @@ class GPUFrameworkExternalAllocator final : public o2::its::ExternalAllocator
public:
void* allocate(size_t size) override
{
std::scoped_lock lck(mLock);
return mFWReco->AllocateDirectMemory(size, GPUMemoryResource::MEMORY_GPU);
}
void deallocate(char* ptr, size_t) override {}
void setReconstructionFramework(o2::gpu::GPUReconstruction* fwr) { mFWReco = fwr; }

private:
o2::gpu::GPUReconstruction* mFWReco;
std::mutex mLock;
};
} // namespace o2::its

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