pub unsafe extern "C" fn cudnnGetNormalizationBackwardWorkspaceSize(
handle: *mut cudnnContext,
mode: cudnnNormMode_t,
normOps: cudnnNormOps_t,
algo: cudnnNormAlgo_t,
xDesc: *mut cudnnTensorStruct,
yDesc: *mut cudnnTensorStruct,
dyDesc: *mut cudnnTensorStruct,
dzDesc: *mut cudnnTensorStruct,
dxDesc: *mut cudnnTensorStruct,
dNormScaleBiasDesc: *mut cudnnTensorStruct,
activationDesc: *mut cudnnActivationStruct,
normMeanVarDesc: *mut cudnnTensorStruct,
sizeInBytes: *mut usize,
groupCnt: i32
) -> cudnnStatus_t