linux-kernel - Re: [PATCH 1/2 v2] zsmalloc: zsmalloc: use unsigned long instead of void *

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Message-ID: <20120523204611.GA1991@phenom.dumpdata.com>
Date:	Wed, 23 May 2012 16:46:12 -0400
From:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
To:	Minchan Kim <minchan@...nel.org>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	Seth Jennings <sjenning@...ux.vnet.ibm.com>,
	Dan Magenheimer <dan.magenheimer@...cle.com>,
	Nitin Gupta <ngupta@...are.org>
Subject: Re: [PATCH 1/2 v2] zsmalloc: zsmalloc: use unsigned long instead of
 void *

On Wed, May 23, 2012 at 10:43:21AM +0900, Minchan Kim wrote:
> We should use unsigned long as handle instead of void * to avoid any
> confusion. Without this, users may just treat zs_malloc return value as
> a pointer and try to deference it.
> 
> This patch passed compile test(zram, zcache and ramster) and zram is
> tested on qemu.
> 
> changelog
>   * from v1
>  	- change zcache's zv_create return value
>         - baesd on next-20120522
> 
> Cc: Seth Jennings <sjenning@...ux.vnet.ibm.com>
> Cc: Dan Magenheimer <dan.magenheimer@...cle.com>
> Cc: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>

Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
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