anirudh2290 commented on a change in pull request #11585: Adds support for
finding cudnn inside cuda path
URL: https://github.com/apache/incubator-mxnet/pull/11585#discussion_r217160460
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File path: cmake/FirstClassLangCuda.cmake
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@@ -32,12 +32,12 @@ function(detect_cuDNN)
set(CUDNN_ROOT "" CACHE PATH "CUDNN root folder")
find_path(CUDNN_INCLUDE cudnn.h
- PATHS ${CUDNN_ROOT} $ENV{CUDNN_ROOT}
+ PATHS ${CUDNN_ROOT} $ENV{CUDNN_ROOT} ${CUDA_TOOLKIT_ROOT_DIR}
DOC "Path to cuDNN include directory." )
find_library(CUDNN_LIBRARY NAMES libcudnn.so cudnn.lib # libcudnn_static.a
- PATHS ${CUDNN_ROOT} $ENV{CUDNN_ROOT}
${CUDNN_INCLUDE}
+ PATHS ${CUDNN_ROOT} $ENV{CUDNN_ROOT}
${CUDNN_INCLUDE} ${CUDA_TOOLKIT_ROOT_DIR}
Review comment:
what scenario is this needed to make it work ? I don't have CUDNN_ROOT set
but it still is able to find CUDNN_LIBRARY. is it when cuda is installed to a
custom dir outside /usr or /usr/local
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