Review Request: Zero fix for 32-bit platforms

[Christian Thalinger]

On Mon, 2010-01-18 at 11:09 +0000, Gary Benson wrote:
> Hi all,
> 
> Recent changes in arguments.cpp mean that
> os::allocatable_physical_memory is now always called at VM startup.
> On 32-bit platforms this calls os::is_allocatable which was not
> implemented in Zero.  This webrev implements this:
> 
>   http://cr.openjdk.java.net/~gbenson/zero-is_allocatable/
> 
> The implementation provided is essentially a copy of the one from
> os_linux_x86.cpp.  It was contributed by Edward Nevill, an SCA
> signatory.  I modified his contribution by replacing the AMD64
> conditional with _LP64 to make the code generic.
> 
> Note that I added 2009 to the copyright header as well as 2010.
> This was intentional: I modified that file several times in 2009,
> and forgot to update the copyright each time :/
> 
> There is no bug filed for this issue yet.

I filed:

6917698: os::is_allocatable Zero fix for 32-bit platforms

The changes look good.  Should I push it for you?  Who should be the
contributor?

-- Christian