src/hotspot/share/gc/z/zNMethodTableIteration.cpp

*** 56,66 ****
  void ZNMethodTableIteration::nmethods_do(NMethodClosure* cl) {
    for (;;) {
      // Claim table partition. Each partition is currently sized to span
      // two cache lines. This number is just a guess, but seems to work well.
      const size_t partition_size = (ZCacheLineSize * 2) / sizeof(ZNMethodTableEntry);
!     const size_t partition_start = MIN2(Atomic::add(partition_size, &_claimed) - partition_size, _size);
      const size_t partition_end = MIN2(partition_start + partition_size, _size);
      if (partition_start == partition_end) {
        // End of table
        break;
      }
--- 56,66 ----
  void ZNMethodTableIteration::nmethods_do(NMethodClosure* cl) {
    for (;;) {
      // Claim table partition. Each partition is currently sized to span
      // two cache lines. This number is just a guess, but seems to work well.
      const size_t partition_size = (ZCacheLineSize * 2) / sizeof(ZNMethodTableEntry);
!     const size_t partition_start = MIN2(Atomic::add(&_claimed, partition_size) - partition_size, _size);
      const size_t partition_end = MIN2(partition_start + partition_size, _size);
      if (partition_start == partition_end) {
        // End of table
        break;
      }