RFR (S) 8080298: Clean up os::...::supports_variable_stack_size()

[Volker Simonis]

Hi David,

the change looks good.
Thanks for fixing our platforms as well.

Regards,
Volker


On Mon, Aug 3, 2015 at 7:51 AM, David Holmes <david.holmes at oracle.com>
wrote:

> Bug: https://bugs.openjdk.java.net/browse/JDK-8080298
>
> webrev: http://cr.openjdk.java.net/~dholmes/8080298/webrev/
>
> To support the old LinuxThreads implementation we had to distinguish
> between threading libraries with fixed-stack-size threads (LinuxThreads),
> and variable-stack-sized-threads (NPTL). As LinuxThreads support was
> removed years ago and all the code related to it has now been removed, we
> have a situation where supports_variable_stack_size() is always true and so
> the function and its use can be removed.
>
> While this notion was only ever relevant to Linux it also got copied
> across to the BSD and AIX ports.
>
> Thanks,
> David
>
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