hg: jdk10/hs/hotspot: 8186293: [aix] Fix thread creation with huge stack sizes

[goetz.lindenmaier at sap.com]

Changeset: 9a75c2f7bf06
Author:    goetz
Date:      2017-08-16 16:00 +0200
URL:       http://hg.openjdk.java.net/jdk10/hs/hotspot/rev/9a75c2f7bf06

8186293: [aix] Fix thread creation with huge stack sizes
Reviewed-by: stuefe, dholmes

! src/os/aix/vm/os_aix.cpp