mp_perf_env_release Subroutine

   SUBROUTINE mp_perf_env_release(perf_env)
      TYPE(mp_perf_env_type), POINTER                    :: perf_env

      IF (ASSOCIATED(perf_env)) THEN
         IF (perf_env%ref_count < 1) THEN
            DBCSR_ABORT("invalid ref_count: mpiwrap @ mp_perf_env_release")
         END IF
         perf_env%ref_count = perf_env%ref_count - 1
         IF (perf_env%ref_count == 0) THEN
            DEALLOCATE (perf_env)
         END IF
      END IF
      NULLIFY (perf_env)
   END SUBROUTINE mp_perf_env_release