git: openjdk/jdk: 8256383: PlatformMutex::try_lock has different semantics on Windows and Posix

[David Holmes]

Changeset: 2b155713
Author:    David Holmes <dholmes at openjdk.org>
Date:      2020-11-18 22:48:39 +0000
URL:       https://github.com/openjdk/jdk/commit/2b155713

8256383: PlatformMutex::try_lock has different semantics on Windows and Posix

Reviewed-by: stuefe, dcubed

! src/hotspot/os/posix/os_posix.hpp
! src/hotspot/os/windows/os_windows.hpp
! src/hotspot/share/runtime/mutex.cpp
! src/hotspot/share/runtime/mutex.hpp