hg: jdk7/hotspot-rt/hotspot: 6929067: Stack guard pages should be removed when thread is detached

[coleen.phillimore at sun.com]

Changeset: 3b3d12e645e7
Author:    coleenp
Date:      2010-03-12 10:42 -0500
URL:       http://hg.openjdk.java.net/jdk7/hotspot-rt/hotspot/rev/3b3d12e645e7

6929067: Stack guard pages should be removed when thread is detached
Summary: Add code to unmap stack guard area when thread is detached.
Reviewed-by: coleenp, kamg

! src/os/linux/vm/os_linux.cpp
! src/os/solaris/vm/os_solaris.cpp
! src/os/windows/vm/os_windows.cpp
! src/share/vm/runtime/os.hpp
! src/share/vm/runtime/thread.cpp
+ test/runtime/6929067/T.java
+ test/runtime/6929067/Test6929067.sh
+ test/runtime/6929067/invoke.c