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Posted to commits@mxnet.apache.org by GitBox <gi...@apache.org> on 2019/07/23 07:10:42 UTC

[GitHub] [incubator-mxnet] pengzhao-intel commented on a change in pull request #15637: Fix _copy_to on MKLDNN backend

pengzhao-intel commented on a change in pull request #15637: Fix _copy_to on MKLDNN backend
URL: https://github.com/apache/incubator-mxnet/pull/15637#discussion_r306158978
 
 

 ##########
 File path: src/imperative/imperative_utils.h
 ##########
 @@ -419,7 +419,7 @@ inline void PushFCompute(const FCompute& fn,
       // mapping from index in input_blobs to index in pre_temp_dst
       std::unordered_map<uint32_t, uint32_t> in_temp_idx_map;
 #if MXNET_USE_MKLDNN == 1
-      InvalidateOutputs(outputs, req);
+      if (exec_type != ExecType::kCrossDeviceCopy) InvalidateOutputs(outputs, req);
 
 Review comment:
   Any other types in here? 
   Could you add some comments?

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