linux-kernel - Re: [PATCH 0/6] zsmalloc: clean up and fix arch dependency

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Message-ID: <4F98A2CC.4080104@kernel.org>
Date:	Thu, 26 Apr 2012 10:20:12 +0900
From:	Minchan Kim <minchan@...nel.org>
To:	Nitin Gupta <ngupta@...are.org>
CC:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Seth Jennings <sjenning@...ux.vnet.ibm.com>,
	Dan Magenheimer <dan.magenheimer@...cle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH 0/6] zsmalloc: clean up and fix arch dependency

Hi Nitin,

On 04/25/2012 09:41 PM, Nitin Gupta wrote:

> Hi Minchan,
> 
> On 04/25/2012 02:23 AM, Minchan Kim wrote:
> 
>> This patchset has some clean up patches(1-5) and remove 
>> set_bit, flush_tlb for portability in [6/6].
>>
>> Minchan Kim (6):
>>   zsmalloc: use PageFlag macro instead of [set|test]_bit
>>   zsmalloc: remove unnecessary alignment
>>   zsmalloc: rename zspage_order with zspage_pages
>>   zsmalloc: add/fix function comment
>>   zsmalloc: remove unnecessary type casting
>>   zsmalloc: make zsmalloc portable
>>
>>  drivers/staging/zsmalloc/Kconfig         |    4 --
>>  drivers/staging/zsmalloc/zsmalloc-main.c |   73 +++++++++++++++++-------------
>>  drivers/staging/zsmalloc/zsmalloc_int.h  |    3 +-
>>  3 files changed, 43 insertions(+), 37 deletions(-)
>>
> 
> 
> Thanks for the fixes.
> 
> 
> Your description is missing testing notes (especially since patch [6/6]
> is not a cosmetic change). So, can you please add these either here in
> patch 0 or as part of patch 6/6 description?


Will do in later version.
Test is simply done in x86 and ARM qemu environment with zram so test coverage isn't good
but [1-6] is just trivial while [7] is severe. As I see Seth's reply, he could test it enough
and other architecture should work if it works in x86 because we used generic functions.

-- 
Kind regards,
Minchan Kim
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