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Message-ID: <0a93d1a1-dc34-f799-240e-843d7f021bbf@gmail.com>
Date: Fri, 19 Jun 2020 13:22:21 +0900
From: Tetsuhiro Kohada <kohada.t2@...il.com>
To: Sungjong Seo <sj1557.seo@...sung.com>
Cc: kohada.tetsuhiro@...mitsubishielectric.co.jp,
mori.takahiro@...mitsubishielectric.co.jp,
motai.hirotaka@...mitsubishielectric.co.jp,
'Namjae Jeon' <namjae.jeon@...sung.com>,
linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] exfat: remove EXFAT_SB_DIRTY flag
>> I mentioned rmdir as an example.
>> However, this problem is not only with rmdirs.
>> VOL_DIRTY remains when some functions abort with an error.
>> In original, VOL_DIRTY is not cleared even if performe 'sync'.
>> With this patch, it ensures that VOL_DIRTY will be cleared by 'sync'.
>>
>> Is my description insufficient?
>
> I understood what you said. However, it is a natural result
> when deleting the related code with EXFAT_SB_DIRTY flag.
>
> So I thought it would be better to separate it into new problems
> related to VOL_DIRTY-set under not real errors.
I see.
It seems that it is better to consider separately when consistency is corrupted and when it is kept.
>> BTW
>> Even with this patch applied, VOL_DIRTY remains until synced in the above
>> case.
>> It's not easy to reproduce as rmdir, but I'll try to fix it in the future.
>
> I think it's not a problem not to clear VOL_DIRTY under real errors,
> because VOL_DIRTY is just like a hint to note that write was not finished clearly.
>
> If you mean there are more situation like ENOTEMPTY you mentioned,
> please make new patch to fix them.
Hmm.
VOL_DIRTY is easily cleared by another write operation.
For that purpose, I think MediaFailure is more appropriate.
BR
---
Tetsuhiro Kohada <kohada.t2@...il.com>
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