--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hotspot/os/posix/os_posix.inline.hpp	Tue Feb 05 20:18:00 2019 -0500
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#ifndef OS_POSIX_OS_POSIX_INLINE_HPP
+#define OS_POSIX_OS_POSIX_INLINE_HPP
+
+#include "runtime/os.hpp"
+
+#ifdef SUPPORTS_CLOCK_MONOTONIC
+
+// Exported clock functionality
+
+inline bool os::Posix::supports_monotonic_clock() {
+  return _clock_gettime != NULL;
+}
+
+inline int os::Posix::clock_gettime(clockid_t clock_id, struct timespec *tp) {
+  return _clock_gettime != NULL ? _clock_gettime(clock_id, tp) : -1;
+}
+
+inline int os::Posix::clock_getres(clockid_t clock_id, struct timespec *tp) {
+  return _clock_getres != NULL ? _clock_getres(clock_id, tp) : -1;
+}
+#endif // SUPPORTS_CLOCK_MONOTONIC
+
+#endif // OS_POSIX_OS_POSIX_INLINE_HPP