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[CUDA12] use MaybeSetDevice in cuda device guard setDevice #1

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merged 1 commit into from
Aug 5, 2024
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[CUDA12] use MaybeSetDevice in cuda device guard setDevice #1

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7 changes: 7 additions & 0 deletions c10/cuda/impl/CUDAGuardImpl.h
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Original file line number Diff line number Diff line change
Expand Up @@ -49,10 +49,17 @@ struct CUDAGuardImpl final : public c10::impl::DeviceGuardImplInterface {
}
return Device(DeviceType::CUDA, device);
}
#if CUDA_VERSION >= 12000
void setDevice(Device d) const override {
TORCH_INTERNAL_ASSERT(d.is_cuda());
C10_CUDA_CHECK(c10::cuda::MaybeSetDevice(d.index()));
}
#else
void setDevice(Device d) const override {
TORCH_INTERNAL_ASSERT(d.is_cuda());
C10_CUDA_CHECK(c10::cuda::SetDevice(d.index()));
}
#endif
void uncheckedSetDevice(Device d) const noexcept override {
C10_CUDA_CHECK_WARN(c10::cuda::MaybeSetDevice(d.index()));
}
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