diff -rauN hotspot-jdk8u181-b13/src/os/linux/vm/os_linux.inline.hpp hotspot-jdk8u181-b13-readdir_r-patch/src/os/linux/vm/os_linux.inline.hpp
--- hotspot-jdk8u181-b13/src/os/linux/vm/os_linux.inline.hpp	2018-07-04 03:01:40.000000000 +0200
+++ hotspot-jdk8u181-b13-readdir_r-patch/src/os/linux/vm/os_linux.inline.hpp	2018-08-29 16:58:42.460758701 +0200
@@ -117,18 +117,10 @@
 inline struct dirent* os::readdir(DIR* dirp, dirent *dbuf)
 {
   dirent* p;
-  int status;
   assert(dirp != NULL, "just checking");
-
-  // NOTE: Linux readdir_r (on RH 6.2 and 7.2 at least) is NOT like the POSIX
-  // version. Here is the doc for this function:
-  // http://www.gnu.org/manual/glibc-2.2.3/html_node/libc_262.html
-
-  if((status = ::readdir_r(dirp, dbuf, &p)) != 0) {
-    errno = status;
-    return NULL;
-  } else
-    return p;
+  
+  p = ::readdir(dirp);
+  return p; 
 }
 
 inline int os::closedir(DIR *dirp) {