/sys/block/zram0/writeback_limit.
$ echo 1 > /sys/block/zram0/writeback_limit_enable
-If admins want to allow further write again once the bugdet is exhausted,
+If admins want to allow further write again once the budget is exhausted,
he could do it like below::
$ echo $((400<<MB_SHIFT>>4K_SHIFT)) > \