FRONTSWAP_PAGES_UNUSED 1232 mm/shmem.c     				ret = FRONTSWAP_PAGES_UNUSED;
FRONTSWAP_PAGES_UNUSED 1964 mm/swapfile.c  			ret = FRONTSWAP_PAGES_UNUSED;
FRONTSWAP_PAGES_UNUSED 2228 mm/swapfile.c  	return (retval == FRONTSWAP_PAGES_UNUSED) ? 0 : retval;