src/hotspot/share/runtime/mutex.cpp

rev 52432 : imported patch 8211403

*** 381,391 ****
      // We currently use a Marsaglia Shift-Xor RNG loop.
      if (Self != NULL) {
        jint rv = Self->rng[0];
        for (int k = Delay; --k >= 0;) {
          rv = MarsagliaXORV(rv);
!         if (SafepointMechanism::poll(Self)) return 0;
        }
        Self->rng[0] = rv;
      } else {
        Stall(Delay);
      }
--- 381,391 ----
      // We currently use a Marsaglia Shift-Xor RNG loop.
      if (Self != NULL) {
        jint rv = Self->rng[0];
        for (int k = Delay; --k >= 0;) {
          rv = MarsagliaXORV(rv);
!         if (SafepointMechanism::should_block(Self)) return 0;
        }
        Self->rng[0] = rv;
      } else {
        Stall(Delay);
      }