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Date: Thu, 4 Jun 2015 13:19:11 +0900
From: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Subject: Re: [RFC][PATCH 03/10] zsmalloc: introduce zs_can_compact() function
Message-ID: <20150604041911.GI1951@swordfish>
References: <1432911928-14654-1-git-send-email-sergey.senozhatsky@gmail.com>
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To: Minchan Kim <minchan@kernel.org>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>, Sergey Senozhatsky <sergey.senozhatsky@gmail.com>, Andrew Morton <akpm@linux-foundation.org>, linux-mm@kvack.org, linux-kernel@vger.kernel.org

On (06/04/15 12:50), Minchan Kim wrote:
> > On (06/04/15 12:30), Minchan Kim wrote:
> > > 
> > > What scenario do you have a cocern?
> > > Could you describe this example more clear?
> > 
> > you mean "how is this even possible"?
> 
> No I meant. I couldn't understand your terms. Sorry.
> 
> What free-objs class capacity is?
> page1 is zspage?
> 
> Let's use consistent terms between us.
> 
> For example, maxobj-per-zspage is 4.
> A is allocated and used. X is allocated but not used.
> so we can draw a zspage below.
> 
>         AAXX
> 
> So we can draw several zspages linked list as below
> 
> AAXX - AXXX - AAAX
> 
> Could you describe your problem again?
> 
> Sorry.

My apologies.

yes, so:
-- free-objs class capacity -- how may unused allocated objects
we have in this class (in total).
-- page1..pageN -- zspages.

And I think that my example is utterly wrong and incorrect. My mistake.
Sorry for the noise.

	-ss

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