linux-kernel - Re: [PATCH v2] zram: better utilization of zram swap space

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Date:   Thu, 28 Dec 2017 09:00:04 +0900
From:   Minchan Kim <minchan@...nel.org>
To:     Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
Cc:     Gopi Sai Teja <gopi.st@...sung.com>, ngupta@...are.org,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        v.narang@...sung.com, pankaj.m@...sung.com, a.sahrawat@...sung.com,
        prakash.a@...sung.com, himanshu.sh@...sung.com,
        lalit.mohan@...sung.com
Subject: Re: [PATCH v2] zram: better utilization of zram swap space

On Wed, Dec 27, 2017 at 04:10:56PM +0900, Sergey Senozhatsky wrote:
> On (12/27/17 15:29), Minchan Kim wrote:
> > On Fri, Dec 22, 2017 at 04:00:06PM +0530, Gopi Sai Teja wrote:
> > > 75% of the PAGE_SIZE is not a correct threshold to store uncompressed
> > 
> > Please describe it in detail that why current threshold is bad in that
> > memory efficiency point of view.
> > 
> > > pages in zs_page as this must be changed if the maximum pages stored
> > > in zspage changes. Instead using zs classes, we can set the correct
> > 
> > Also, let's include the pharase Sergey pointed out in this description.
> > 
> > It's not a good idea that zram need to know allocator's implementation
> > with harded value like 75%.
> 
> so I don't like that, basically, my work and my findings are
> now submitted by someone else without even crediting my work.
> not to mention that I like my commit message much better.
> 
> 	-ss

Gopi Sai Teja, please discuss with Sergey about patch credit.