[GitHub] mkolod commented on a change in pull request #11380: Add ability to query cuDNN BatchNorm min. epsilon. Allow ONNX importer to use cuDNN BN if chosen eps >= cuDNN min. eps.

[GitBox <gi...@apache.org>]

mkolod commented on a change in pull request #11380: Add ability to query cuDNN BatchNorm min. epsilon. Allow ONNX importer to use cuDNN BN if chosen eps >= cuDNN min. eps.
URL: https://github.com/apache/incubator-mxnet/pull/11380#discussion_r198237229
 
 

 ##########
 File path: python/mxnet/contrib/onnx/onnx2mx/_op_translations.py
 ##########
 @@ -209,7 +211,9 @@ def batch_norm(attrs, inputs, proto_obj):
                                                                'is_test': 'fix_gamma'})
     new_attrs = translation_utils._remove_attributes(new_attrs,
                                                      ['spatial', 'consumed_inputs'])
-    new_attrs = translation_utils._add_extra_attributes(new_attrs, {'cudnn_off': 1})
+    cudnn_eps = get_cudnn_epsilon()
+    cudnn_off = 0 if not math.isnan(cudnn_eps) and attrs['epsilon'] >= cudnn_eps else 1
 
 Review comment:
   Good point!

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