Mercurial > hg > shenandoah-preopenjdk-archive > openjdk8 > hotspot
changeset 6458:f53edbc2b728
8036673: G1: Abort weak reference processing if mark stack overflows
Reviewed-by: brutisso, tschatzl
| author | pliden |
|---|---|
| date | Mon, 17 Mar 2014 15:18:45 +0100 |
| parents | b7e42ada4898 |
| children | b828d0d08417 191174b49bec |
| files | src/share/vm/gc_implementation/g1/concurrentMark.cpp |
| diffstat | 1 files changed, 5 insertions(+), 0 deletions(-) [+] |
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--- a/src/share/vm/gc_implementation/g1/concurrentMark.cpp Mon Mar 17 15:18:38 2014 +0100 +++ b/src/share/vm/gc_implementation/g1/concurrentMark.cpp Mon Mar 17 15:18:45 2014 +0100 @@ -2529,6 +2529,11 @@ assert(!rp->discovery_enabled(), "Post condition"); } + if (has_overflown()) { + // We can not trust g1_is_alive if the marking stack overflowed + return; + } + g1h->unlink_string_and_symbol_table(&g1_is_alive, /* process_strings */ false, // currently strings are always roots /* process_symbols */ true);