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This commit is contained in:
Jon Masamitsu 2008-07-28 15:30:23 -07:00
commit b8633a3b01
46 changed files with 1401 additions and 256 deletions
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6
hotspot/src/share/vm/gc_implementation/parallelScavenge/cardTableExtension.cpp
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@ -666,9 +666,9 @@ void CardTableExtension::resize_commit_uncommit(int changed_region,
HeapWord* new_end_for_commit =
MIN2(cur_committed.end(), _guard_region.start());
MemRegion new_committed =
MemRegion(new_start_aligned, new_end_for_commit);
if(!new_committed.is_empty()) {
if(new_start_aligned < new_end_for_commit) {
MemRegion new_committed =
MemRegion(new_start_aligned, new_end_for_commit);
if (!os::commit_memory((char*)new_committed.start(),
new_committed.byte_size())) {
vm_exit_out_of_memory(new_committed.byte_size(),