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Use synchronize_optional for device-to-device copy in thrust::copy() #3149

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Merged
miscco merged 1 commit into from
Dec 13, 2024
Merged

Use synchronize_optional for device-to-device copy in thrust::copy() #3149

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2 changes: 1 addition & 1 deletion thrust/thrust/system/cuda/detail/util.h
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Original file line number Diff line number Diff line change
Expand Up @@ -174,7 +174,7 @@ trivial_copy_device_to_device(Policy& policy, Type* dst, Type const* src, size_t
cudaStream_t stream = cuda_cub::stream(policy);
//
status = ::cudaMemcpyAsync(dst, src, sizeof(Type) * count, cudaMemcpyDeviceToDevice, stream);
cuda_cub::synchronize(policy);
cuda_cub::synchronize_optional(policy);
return status;
}

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