RFR(xs): 8187228: [aix] make data segment page size 64K by default

[Lindenmaier, Goetz]

Hi Thomas,

Looks good.

Best regards,
  Goetz.

> -----Original Message-----
> From: ppc-aix-port-dev [mailto:ppc-aix-port-dev-
> bounces at openjdk.java.net] On Behalf Of Thomas Stüfe
> Sent: Donnerstag, 7. September 2017 12:02
> To: ppc-aix-port-dev at openjdk.java.net; build-dev <build-
> dev at openjdk.java.net>
> Subject: RFR(xs): 8187228: [aix] make data segment page size 64K by default
> 
> Hi all,
> 
> may I please have a review for the following AIX-only patch.
> 
> Issue:
> https://bugs.openjdk.java.net/browse/JDK-8187228
> <https://bugs.openjdk.java.net/browse/JDK-8187228>
> 
> 
> webrev:
> http://cr.openjdk.java.net/~stuefe/webrevs/8187228-make-data-segment-
> page-size-64K-by-default/webrev.00/webrev/
> <http://cr.openjdk.java.net/~stuefe/webrevs/8187228-make-data-
> segment-page-size-64K-by-default/webrev.00/webrev/>
> 
> 
> It changes the default page size for the data segment (C-heap and Posix
> Thread Stacks) to 64K.
> 
> 
> For completeness and simplicity sake, it also changes default page size for
> text segment and primordial thread stacl to 64K, but that does not matter
> much.
> 
> For more details, please see the issue description.
> 
> Thank you, Thomas