linux-kernel - Re: [f2fs-dev] [PATCH -next] f2fs: remove set but not used variable 'cs

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Date:   Wed, 15 Jan 2020 17:54:23 +0800
From:   Chao Yu <yuchao0@...wei.com>
To:     Shinichiro Kawasaki <shinichiro.kawasaki@....com>,
        Yuehaibing <yuehaibing@...wei.com>
CC:     "jaegeuk@...nel.org" <jaegeuk@...nel.org>,
        "chao@...nel.org" <chao@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-f2fs-devel@...ts.sourceforge.net" 
        <linux-f2fs-devel@...ts.sourceforge.net>
Subject: Re: [f2fs-dev] [PATCH -next] f2fs: remove set but not used variable
 'cs_block'

On 2020/1/15 10:33, Shinichiro Kawasaki wrote:
> On Dec 26, 2019 / 17:24, Shin'ichiro Kawasaki wrote:
>> On Dec 26, 2019 / 14:05, Yuehaibing wrote:
>>> On 2019/12/26 11:44, Chao Yu wrote:
>>>> On 2019/12/24 20:43, YueHaibing wrote:
>>>>> fs/f2fs/segment.c: In function fix_curseg_write_pointer:
>>>>> fs/f2fs/segment.c:4485:35: warning: variable cs_block set but not used [-Wunused-but-set-variable]
>>>>>
>>>>> It is never used since commit 362d8a920384 ("f2fs: Check
>>>>> write pointer consistency of open zones") , so remove it.
>>>>
>>>> Thanks for the fix!
>>>>
>>>> Do you mind merging this patch to original patch? as it's still
>>>> pending in dev branch.
>>>
>>> It's ok for me.
>>>
>>
>> Thank you for this catch and the fix. Appreciated.
> 
> I have merged YueHaibing's change to the write pointer consistency fix patch
> and sent out as the v6 series. Thanks again for finding out the unused variable.
> 
> I was not sure if I should add Chao Yu's reviewed by tag to the patch from which
> the unused variable was removed. To be strict, I didn't add the tag. Just
> another quick review by Chao will be appreciated.

Thanks for the revision. :)

I guess Jaegeuk can merge that kind of fix into original patch, and
meanwhile keeping old Reviewed-by tag in that patch.

Thanks,

> 
> --
> Best Regards,
> Shin'ichiro Kawasaki.
>