linux-ext4 - Re: [PATCH] fs/ext4/extents_status.c: fix 64-bit number truncation bug

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Date:	Mon, 07 Apr 2014 07:58:14 +0800
From:	Chen Gang <gang.chen.5i5j@...il.com>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
CC:	Theodore Ts'o <tytso@....edu>,
	Andreas Dilger <adilger.kernel@...ger.ca>,
	linux-ext4@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Guan Xuetao <gxt@...c.pku.edu.cn>
Subject: Re: [PATCH] fs/ext4/extents_status.c: fix 64-bit number truncation
 bug


On 04/06/2014 09:39 PM, Geert Uytterhoeven wrote:
> On Mon, Mar 31, 2014 at 3:16 PM, Chen Gang <gang.chen.5i5j@...il.com> wrote:
>> '0x7FDEADBEEF' will be truncated to 32-bit number under unicore32. Need
>> append 'ULL' for it.
>>
>> The related warning (with allmodconfig under unicore32):
>>
>>     CC [M]  fs/ext4/extents_status.o
>>   fs/ext4/extents_status.c: In function ‘__es_remove_extent’:
>>   fs/ext4/extents_status.c:813: warning: integer constant is too large for ‘long’ type
> 
> Thanks! This is failing on all 32-bit architectures.
> 

Yeah.

>> Signed-off-by: Chen Gang <gang.chen.5i5j@...il.com>
> 
> Acked-by: Geert Uytterhoeven <geert@...ux-m68k.org>
>
[...]

Thank you very much!

I will/should continue, and try to finish unicore32 within this month
(although, excuse me, in this week and next week, I will have no much
free time on open source).


Thanks.
-- 
Chen Gang

Open, share, and attitude like air, water, and life which God blessed
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