Request for approval: 6929067: Stack guard pages should be removed when thread is detached

[Andrew Haley]

On 03/11/2010 09:06 PM, Coleen Phillimore wrote:
> 
> I've added the test to the changeset and a script to run in our harness.
> 
> Also in os_linux.cpp, I changed the SYS_gettid call to go through our
> os::Linux::gettid() because on at least one linux, syscall() returns a
> long int which gets a compilation warning with %d.
> 
> open webrev at http://cr.openjdk.java.net/~coleenp/6929067/
> bug link at http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6929067
> 
> Andrew, please have a look since you're the contributor.

That's OK, but you don't need SYS_gettid.
Please look at http://cr.openjdk.java.net/~aph/6929067-jdk7-webrev-4/hotspot.patch
I changed to "/proc/self/maps", as you requested.  I think this is better.

The copy of my webrev to cr.openjdk.java.net failed for some reason
I don't understand.

Apologies,
Andrew.