!4028 fix mpi link error

Merge pull request !4028 from kisnwang/disable-host-mpi

cmake/mind_expression.cmake

@@ -38,11 +38,12 @@ endif()
 find_package(Python3)
 include_directories(${Python3_INCLUDE_DIRS})
 include_directories(${CMAKE_SOURCE_DIR}/third_party)
+if (ENABLE_MPI)
+    include(${CMAKE_SOURCE_DIR}/cmake/external_libs/ompi.cmake)
+endif()
+
 if (ENABLE_CPU)
     include(${CMAKE_SOURCE_DIR}/cmake/external_libs/mkl_dnn.cmake)
-    if (ENABLE_MPI)
-        include(${CMAKE_SOURCE_DIR}/cmake/external_libs/ompi.cmake)
-    endif()
 endif()
 
 if (ENABLE_GPU)

cmake/package.cmake

@@ -132,24 +132,39 @@ if (ENABLE_CPU)
 endif ()
 
 if (ENABLE_MPI)
-    install(
-        TARGETS _ms_mpi
-        DESTINATION ${INSTALL_BASE_DIR}
-        COMPONENT mindspore
+    if (ENABLE_GPU)
+        install(
+            TARGETS _ms_mpi
+            DESTINATION ${INSTALL_BASE_DIR}
+            COMPONENT mindspore
+        )
+    endif ()
+    if (ENABLE_CPU)
+        install(
+            TARGETS mpi_adapter
+            DESTINATION ${INSTALL_LIB_DIR}
+            COMPONENT mindspore
+        )
+    endif ()
+    file(GLOB_RECURSE MPI_LIB_LIST
+        ${ompi_LIBPATH}/libmpi${CMAKE_SHARED_LIBRARY_SUFFIX}*
+        ${ompi_LIBPATH}/libopen*${CMAKE_SHARED_LIBRARY_SUFFIX}*
     )
     install(
-        TARGETS mpi_adapter
+        FILES ${MPI_LIB_LIST}
         DESTINATION ${INSTALL_LIB_DIR}
         COMPONENT mindspore
     )
 endif ()
 
 if (ENABLE_GPU)
+    if (ENABLE_MPI)
         install(
             TARGETS gpu_collective
             DESTINATION ${INSTALL_LIB_DIR}
             COMPONENT mindspore
         )
+    endif ()
     install(
         TARGETS gpu_queue
         DESTINATION ${INSTALL_LIB_DIR}

mindspore/ccsrc/CMakeLists.txt

@@ -162,7 +162,7 @@ if (ENABLE_DEBUGGER)
 endif()
 
 target_link_libraries(mindspore proto_input)
-if (ENABLE_MPI)
+if (ENABLE_MPI AND ENABLE_CPU)
     target_link_libraries(mindspore securec mindspore::flatbuffers mpi_adapter)
 else ()
     target_link_libraries(mindspore securec mindspore::flatbuffers)

mindspore/ccsrc/runtime/device/CMakeLists.txt

@@ -18,17 +18,20 @@ if (ENABLE_CPU)
 endif ()
 
 if (ENABLE_MPI)
-    # _ms_mpi
-    file(GLOB_RECURSE MPI_SRC_LIST "cpu/mpi/mpi_adapter.cc")
-    set_property(SOURCE ${MPI_SRC_LIST}
-        PROPERTY COMPILE_DEFINITIONS SUBMODULE_ID=mindspore::SubModuleId::SM_DEVICE)
-    add_library(mpi_adapter SHARED ${MPI_SRC_LIST})
-    target_link_libraries(mpi_adapter PRIVATE mindspore::ompi)
+    if (ENABLE_CPU)
+        file(GLOB_RECURSE MPI_SRC_LIST "cpu/mpi/mpi_adapter.cc")
+        set_property(SOURCE ${MPI_SRC_LIST}
+            PROPERTY COMPILE_DEFINITIONS SUBMODULE_ID=mindspore::SubModuleId::SM_DEVICE)
+        add_library(mpi_adapter SHARED ${MPI_SRC_LIST})
+        target_link_libraries(mpi_adapter PRIVATE mindspore::ompi)
+    endif ()
 
-    set_property(SOURCE "gpu/mpi/mpi_initializer.cc"
-        PROPERTY COMPILE_DEFINITIONS SUBMODULE_ID=mindspore::SubModuleId::SM_DEVICE)
-    pybind11_add_module(_ms_mpi "gpu/mpi/mpi_initializer.cc")
-    target_link_libraries(_ms_mpi PRIVATE mindspore::pybind11_module mindspore::ompi)
+    if (ENABLE_GPU)
+        set_property(SOURCE "gpu/mpi/mpi_initializer.cc"
+            PROPERTY COMPILE_DEFINITIONS SUBMODULE_ID=mindspore::SubModuleId::SM_DEVICE)
+        pybind11_add_module(_ms_mpi "gpu/mpi/mpi_initializer.cc")
+        target_link_libraries(_ms_mpi PRIVATE mindspore::pybind11_module mindspore::ompi)
+    endif ()
 endif ()
 
 # gpu