hg: hsx/hsx24/hotspot: 8020701: Avoid crashes in WatcherThread

[rickard.backman at oracle.com]

Changeset: c233f56b2e00
Author:    rbackman
Date:      2013-07-17 13:48 +0200
URL:       http://hg.openjdk.java.net/hsx/hsx24/hotspot/rev/c233f56b2e00

8020701: Avoid crashes in WatcherThread
Reviewed-by: acorn, dcubed, dsimms

! src/os/posix/vm/os_posix.cpp
! src/os/posix/vm/os_posix.hpp
! src/os/windows/vm/os_windows.cpp
! src/os/windows/vm/os_windows.hpp
! src/os_cpu/bsd_x86/vm/os_bsd_x86.cpp
! src/os_cpu/linux_sparc/vm/os_linux_sparc.cpp
! src/os_cpu/linux_x86/vm/os_linux_x86.cpp
! src/os_cpu/solaris_sparc/vm/os_solaris_sparc.cpp
! src/os_cpu/solaris_x86/vm/os_solaris_x86.cpp
! src/share/vm/runtime/mutex.cpp
! src/share/vm/runtime/os.cpp
! src/share/vm/runtime/os.hpp
! src/share/vm/runtime/thread.cpp
! src/share/vm/runtime/thread.hpp