Re: [PATCH] mm: extend zero pages to same element pages for zram

[Sergey Senozhatsky]

Hello,

On (01/25/17 10:29), Minchan Kim wrote:
[..]
> > the result as listed below:
> > 
> > zero    pattern_char   pattern_short   pattern_int   pattern_long   total      (unit)
> > 162989  14454          3534            23516         2769           3294399    (page)
> > 
>
> so, int covers 93%. As considering non-zero dedup hit ratio is low, I think *int* is
> enough if memset is really fast. So, I'd like to go with 'int' if Sergey doesn't mind.

yep, 4 byte pattern matching and memset() sounds like a good plan to me

	-ss