Messages in this thread | | | Date | Fri, 16 Oct 2020 09:25:47 +0900 | From | Sergey Senozhatsky <> | Subject | Re: [PATCH] zram: support a page writeback |
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On (20/10/12 00:14), Minchan Kim wrote: > > With the command, zram writeback idle pages from memory to the storage. > > +If admin want to write a specific page in zram device to backing device, > +they could write the page index into the interface. > + > + echo 1251 > /sys/block/zramX/writeback > +
May be we can make it more explicit?
echo "page_index=123" > /sys/block/zramX/writeback
Just in case of future extensions. E.g. someone might want to have something like
echo "idle_nr=123" > /sys/block/zramX/writeback
which would write_back 123 idle pages max.
-ss
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