| /* Copyright 2019 The TensorFlow Authors. All Rights Reserved. |
| |
| Licensed under the Apache License, Version 2.0 (the "License"); |
| you may not use this file except in compliance with the License. |
| You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| ==============================================================================*/ |
| #ifndef TENSORFLOW_CORE_KERNELS_COLLECTIVE_NCCL_GATHERER_H_ |
| #define TENSORFLOW_CORE_KERNELS_COLLECTIVE_NCCL_GATHERER_H_ |
| |
| #include "tensorflow/core/kernels/collective_nccl.h" |
| |
| namespace tensorflow { |
| #ifdef GOOGLE_CUDA |
| |
| class NcclGatherer : public NcclBase { |
| public: |
| NcclGatherer() : NcclBase(GATHER_COLLECTIVE, "NcclGather") {} |
| ~NcclGatherer() override = default; |
| |
| // Hands off all-gather to NcclManager. |
| void Run(StatusCallback done) override; |
| }; |
| |
| #endif // GOOGLE_CUDA |
| } // namespace tensorflow |
| |
| #endif // TENSORFLOW_CORE_KERNELS_COLLECTIVE_NCCL_GATHERER_H_ |