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8211956: AppCDS crashes for some uses with JRuby

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Make sure FileMapInfo::verify_mapped_heap_regions only verifies 'num' of spaces.

Reviewed-by: iklam
This commit is contained in:
Jiangli Zhou 2018-10-15 15:21:54 -04:00
parent 232912a6ca
commit ace36f9ac3
1 changed files with 2 additions and 2 deletions
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4
src/hotspot/share/memory/filemap.cpp
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@ -1088,8 +1088,8 @@ bool FileMapInfo::map_heap_data(MemRegion **heap_mem, int first,
}
bool FileMapInfo::verify_mapped_heap_regions(int first, int num) {
for (int i = first;
i <= first + num; i++) {
assert(num > 0, "sanity");
for (int i = first; i < first + num; i++) {
if (!verify_region_checksum(i)) {
return false;
}