fix compile error on Loongson CPU, test=develop (#42953)

cmake/cblas.cmake

@@ -65,11 +65,13 @@ if(NOT DEFINED CBLAS_PROVIDER)
     PATHS ${OPENBLAS_INCLUDE_SEARCH_PATHS} NO_DEFAULT_PATH)
   find_path(OPENBLAS_LAPACKE_INC_DIR NAMES lapacke.h
     PATHS ${OPENBLAS_INCLUDE_SEARCH_PATHS})
+  find_path(OPENBLAS_CONFIG_INC_DIR NAMES openblas_config.h
+    PATHS ${OPENBLAS_INCLUDE_SEARCH_PATHS})
   find_library(OPENBLAS_LIB NAMES openblas
     PATHS ${OPENBLAS_LIB_SEARCH_PATHS})
 
-  if(OPENBLAS_LAPACKE_INC_DIR AND OPENBLAS_INC_DIR AND OPENBLAS_LIB)
-    file(READ "${OPENBLAS_INC_DIR}/openblas_config.h" config_file)
+  if(OPENBLAS_LAPACKE_INC_DIR AND OPENBLAS_INC_DIR AND OPENBLAS_CONFIG_INC_DIR AND OPENBLAS_LIB)
+    file(READ "${OPENBLAS_CONFIG_INC_DIR}/openblas_config.h" config_file)
     string(REGEX MATCH "OpenBLAS ([0-9]+\.[0-9]+\.[0-9]+)" tmp ${config_file})
     string(REGEX MATCH "([0-9]+\.[0-9]+\.[0-9]+)" ver ${tmp})
     
@@ -138,4 +140,3 @@ if(${CBLAS_PROVIDER} STREQUAL REFERENCE_CBLAS)
 elseif(NOT ${CBLAS_PROVIDER} STREQUAL MKLML)
   target_link_libraries(cblas ${CBLAS_LIBRARIES})
 endif()
-

paddle/fluid/framework/io/shell.cc

@@ -69,7 +69,7 @@ static int close_open_fds_internal() {
 
   for (;;) {
     int bytes = 0;
-    if ((bytes = syscall(SYS_getdents, dir_fd,
+    if ((bytes = syscall(SYS_getdents64, dir_fd,
                          reinterpret_cast<linux_dirent*>(buffer),
                          sizeof(buffer))) < 0) {
       PADDLE_THROW(platform::errors::Unavailable(