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Allow no-bias MKLDNN Linear call #43703

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Allow no-bias MKLDNN Linear call #43703

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3 changes: 2 additions & 1 deletion aten/src/ATen/native/mkldnn/Linear.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,8 @@ Tensor mkldnn_linear(
"mkldnn_linear: input needs to has dim at least 2, input dim ", self.dim());
TORCH_CHECK(self.is_mkldnn(),
"mkldnn_linear: input needs to be mkldnn layout");
TORCH_CHECK(weight.is_mkldnn() && bias.is_mkldnn(),
TORCH_CHECK(
weight.is_mkldnn() && (!bias.defined() || bias.is_mkldnn()),
"mkldnn_linear: weight and bias need to be mkldnn layout");

// reshape first if input dim is greater than 2 and the reshape will cost a memory copy.
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