Messages in this thread | | | Date | Tue, 24 Jan 2017 18:48:36 -0800 | From | Matthew Wilcox <> | Subject | Re: [PATCH] mm: extend zero pages to same element pages for zram |
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On Wed, Jan 25, 2017 at 10:32:44AM +0900, Sergey Senozhatsky wrote: > 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
what? memset ONLY HANDLES BYTES.
I pointed this out earlier, but you don't seem to be listening. Let me try it again.
MEMSET ONLY HANDLES BYTES.
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