frontswap_test   1146 mm/shmem.c     		    !frontswap_test(swap_info[type], swp_offset(entry)))
frontswap_test   1935 mm/swapfile.c  		if (frontswap && !frontswap_test(si, offset))
frontswap_test   2107 mm/swapfile.c  			if (!frontswap || frontswap_test(si, i))