Mercurial > hg > truffle
diff src/share/vm/memory/metaspace.cpp @ 8791:47902e9acb3a
Merge
author | stefank |
---|---|
date | Fri, 22 Mar 2013 10:32:21 +0100 |
parents | 82ab039b9680 7f0cb32dd233 |
children | 6574f999e0cf |
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--- a/src/share/vm/memory/metaspace.cpp Tue Mar 19 13:44:26 2013 +0100 +++ b/src/share/vm/memory/metaspace.cpp Fri Mar 22 10:32:21 2013 +0100 @@ -1103,25 +1103,24 @@ } bool MetaspaceGC::should_expand(VirtualSpaceList* vsl, size_t word_size) { + // If the user wants a limit, impose one. + if (!FLAG_IS_DEFAULT(MaxMetaspaceSize) && + MetaspaceAux::reserved_in_bytes() >= MaxMetaspaceSize) { + return false; + } // Class virtual space should always be expanded. Call GC for the other // metadata virtual space. if (vsl == Metaspace::class_space_list()) return true; - // If the user wants a limit, impose one. - size_t max_metaspace_size_words = MaxMetaspaceSize / BytesPerWord; - size_t metaspace_size_words = MetaspaceSize / BytesPerWord; - if (!FLAG_IS_DEFAULT(MaxMetaspaceSize) && - vsl->capacity_words_sum() >= max_metaspace_size_words) { - return false; - } - // If this is part of an allocation after a GC, expand // unconditionally. if(MetaspaceGC::expand_after_GC()) { return true; } + size_t metaspace_size_words = MetaspaceSize / BytesPerWord; + // If the capacity is below the minimum capacity, allow the // expansion. Also set the high-water-mark (capacity_until_GC) // to that minimum capacity so that a GC will not be induced @@ -1311,8 +1310,7 @@ gclog_or_tty->print_cr(" metaspace HWM: %.1fK", new_capacity_until_GC / (double) K); } } - assert(vsl->used_bytes_sum() == used_after_gc && - used_after_gc <= vsl->capacity_bytes_sum(), + assert(used_after_gc <= vsl->capacity_bytes_sum(), "sanity check"); } @@ -1972,6 +1970,9 @@ } SpaceManager::~SpaceManager() { + // This call this->_lock which can't be done while holding expand_lock() + const size_t in_use_before = sum_capacity_in_chunks_in_use(); + MutexLockerEx fcl(SpaceManager::expand_lock(), Mutex::_no_safepoint_check_flag); @@ -1989,7 +1990,7 @@ // Have to update before the chunks_in_use lists are emptied // below. - chunk_manager->inc_free_chunks_total(sum_capacity_in_chunks_in_use(), + chunk_manager->inc_free_chunks_total(in_use_before, sum_count_in_chunks_in_use()); // Add all the chunks in use by this space manager