fix tensor copyfrom bug #3788
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fix tensor copyfrom bug #3788
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qingqing01
reviewed
Aug 31, 2017
| @@ -117,6 +117,8 @@ inline void Tensor::CopyFrom(const Tensor& src, | |||
| memory::Copy(boost::get<platform::GPUPlace>(dst_place), dst_ptr, | |||
| boost::get<platform::GPUPlace>(src_place), src_ptr, size, 0); | |||
| } | |||
| PADDLE_ENFORCE(cudaStreamSynchronize(0), | |||
| "cudaStreamSynchronize failed in Tensor CopyFrom"); | |||
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It's better to move cudaStreamSynchronize to pybind. And it's not good to use 0 as cuda stream in the memory::Copy interface.
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Yes, I will fix it later. And I set up a issue #3796 , try to add a DeviceContextManager to manage CUDA streams appropriately.
heavengate
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Aug 16, 2021
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Fix #3789