linux-kernel - Re: [PATCH v2] mm/zsmalloc: add statistics support

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Message-Id: <20141219161756.bcf7421acb4bc7a286c1afa3@linux-foundation.org>
Date:	Fri, 19 Dec 2014 16:17:56 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Minchan Kim <minchan@...nel.org>
Cc:	Ganesh Mahendran <opensource.ganesh@...il.com>, ngupta@...are.org,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] mm/zsmalloc: add statistics support

On Sat, 20 Dec 2014 09:10:43 +0900 Minchan Kim <minchan@...nel.org> wrote:

> > It involves rehashing a lengthy argument with Greg.
> 
> Okay. Then, Ganesh,
> please add warn message about duplicaed name possibility althoug
> it's unlikely as it is.

Oh, getting EEXIST is easy with this patch.  Just create and destroy a
pool 2^32 times and the counter wraps ;) It's hardly a serious issue
for a debugging patch.
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