hg: jdk9/hs-rt/hotspot: 8077276: allocating heap with UseLargePages and HugeTLBFS may trash existing memory mappings (linux)

[coleen.phillimore at oracle.com]

Changeset: 98faabe210e9
Author:    stuefe
Date:      2015-04-23 18:00 +0200
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/hotspot/rev/98faabe210e9

8077276: allocating heap with UseLargePages and HugeTLBFS may trash existing memory mappings (linux)
Summary: Remove MAP_FIXED from initial mapping allocation; add tests
Reviewed-by: stefank, coleenp

! src/os/linux/vm/os_linux.cpp