git: openjdk/jdk: 8255237: ZGC: Bulk free garbage pages during relocation set selection

[Per Liden]

Changeset: 3e89f729
Author:    Per Liden <pliden at openjdk.org>
Date:      2020-11-02 17:00:34 +0000
URL:       https://github.com/openjdk/jdk/commit/3e89f729

8255237: ZGC: Bulk free garbage pages during relocation set selection

Co-authored-by: Albert Mingkun Yang <ayang at openjdk.org>
Co-authored-by: Per Liden <pliden at openjdk.org>
Reviewed-by: ayang, eosterlund

! src/hotspot/share/gc/z/zHeap.cpp
! src/hotspot/share/gc/z/zHeap.hpp
! src/hotspot/share/gc/z/zPageAllocator.cpp
! src/hotspot/share/gc/z/zPageAllocator.hpp
! src/hotspot/share/gc/z/zRelocationSetSelector.cpp
! src/hotspot/share/gc/z/zRelocationSetSelector.hpp
! src/hotspot/share/gc/z/zRelocationSetSelector.inline.hpp