hg: jdk/sandbox: 8217843: Performance regression related to os::supports_monotonic_clock() on linux

[chris.hegarty at oracle.com]

Changeset: 7054249afee5
Author:    dholmes
Date:      2019-02-05 20:18 -0500
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/7054249afee5

8217843: Performance regression related to os::supports_monotonic_clock() on linux
Reviewed-by: redestad, stuefe

! src/hotspot/os/linux/os_linux.inline.hpp
! src/hotspot/os/posix/os_posix.cpp
! src/hotspot/os/posix/os_posix.hpp
+ src/hotspot/os/posix/os_posix.inline.hpp