Method lock_shared

tensorflow/core/platform/default/mutex.cc:49–49

void mutex::unlock() { nsync::nsync_mu_unlock(mu_cast(&mu_)); }

void mutex::lock_shared() { nsync::nsync_mu_rlock(mu_cast(&mu_)); }

bool mutex::try_lock_shared() {
  return nsync::nsync_mu_rtrylock(mu_cast(&mu_)) != 0;