src/share/vm/memory/cardTableModRefBS.cpp
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@@ -108,15 +108,12 @@
assert(byte_for(high_bound-1) <= &_byte_map[_last_valid_index], "Checking end of map");
jbyte* guard_card = &_byte_map[_guard_index];
uintptr_t guard_page = align_size_down((uintptr_t)guard_card, _page_size);
_guard_region = MemRegion((HeapWord*)guard_page, _page_size);
- if (!os::commit_memory((char*)guard_page, _page_size, _page_size)) {
- // Do better than this for Merlin
- vm_exit_out_of_memory(_page_size, OOM_MMAP_ERROR, "card table last card");
- }
-
+ os::commit_memory_or_exit((char*)guard_page, _page_size, _page_size,
+ !ExecMem, "card table last card");
*guard_card = last_card;
_lowest_non_clean =
NEW_C_HEAP_ARRAY(CardArr, max_covered_regions, mtGC);
_lowest_non_clean_chunk_size =
@@ -310,16 +307,13 @@
// Must commit new pages.
MemRegion const new_committed =
MemRegion(cur_committed.end(), new_end_for_commit);
assert(!new_committed.is_empty(), "Region should not be empty here");
- if (!os::commit_memory((char*)new_committed.start(),
- new_committed.byte_size(), _page_size)) {
- // Do better than this for Merlin
- vm_exit_out_of_memory(new_committed.byte_size(), OOM_MMAP_ERROR,
- "card table expansion");
- }
+ os::commit_memory_or_exit((char*)new_committed.start(),
+ new_committed.byte_size(), _page_size,
+ !ExecMem, "card table expansion");
// Use new_end_aligned (as opposed to new_end_for_commit) because
// the cur_committed region may include the guard region.
} else if (new_end_aligned < cur_committed.end()) {
// Must uncommit pages.
MemRegion const uncommit_region =