1 | /* Copyright 2020 The TensorFlow Authors. All Rights Reserved. |
2 | |
3 | Licensed under the Apache License, Version 2.0 (the "License"); |
4 | you may not use this file except in compliance with the License. |
5 | You may obtain a copy of the License at |
6 | |
7 | http://www.apache.org/licenses/LICENSE-2.0 |
8 | |
9 | Unless required by applicable law or agreed to in writing, software |
10 | distributed under the License is distributed on an "AS IS" BASIS, |
11 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
12 | See the License for the specific language governing permissions and |
13 | limitations under the License. |
14 | ==============================================================================*/ |
15 | #ifndef TENSORFLOW_CORE_NCCL_COLLECTIVE_COMMUNICATOR_H_ |
16 | #define TENSORFLOW_CORE_NCCL_COLLECTIVE_COMMUNICATOR_H_ |
17 | |
18 | #include "tensorflow/core/framework/collective.h" |
19 | |
20 | namespace tensorflow { |
21 | |
22 | // Creates a NcclCommunicator if built with NCCL support (unless configured to |
23 | // use no GPU devices), otherwise it returns nullptr. |
24 | std::unique_ptr<NcclCommunicatorInterface> MaybeCreateNcclCommunicator( |
25 | const ConfigProto& config); |
26 | |
27 | } // namespace tensorflow |
28 | |
29 | #endif // TENSORFLOW_CORE_NCCL_COLLECTIVE_COMMUNICATOR_H_ |
30 | |