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Date:   Fri, 17 Nov 2017 10:10:11 +0800
From:   Chao Yu <yuchao0@...wei.com>
To:     Jan Kara <jack@...e.cz>
CC:     <jack@...e.com>, <linux-kernel@...r.kernel.org>, <chao@...nel.org>
Subject: Re: [PATCH] quota: be aware of error from dquot_initialize

On 2017/11/14 17:24, Jan Kara wrote:
> On Tue 14-11-17 11:43:49, Chao Yu wrote:
>> On 2017/11/13 17:18, Jan Kara wrote:
>>> On Mon 13-11-17 11:31:48, Chao Yu wrote:
>>>> Commit 6184fc0b8dd7 ("quota: Propagate error from ->acquire_dquot()")
>>>> missed to handle error from dquot_initialize in dquot_file_open, fix it.
>>>>
>>>> Signed-off-by: Chao Yu <yuchao0@...wei.com>
>>>
>>> Good spotting. I've added the patch to my tree.
>>
>> Thanks for queuing the patch. :)
>>
>> BTW, I notice in add_dquot_ref we also didn't handle error of
>> __dquot_initialize, should we handle it too?
> 
> It is questionable what we should do with an error in add_dquot_ref(). User
> asked us to turn quotas on - that succeeded just fine but then we walked
> over already active inodes in add_dquot_ref(), wanted to initialize
> accounting information, and that failed for some inode. We can just leave
> quota on, the accounting will work for other inodes - that's what we do
> now. We could also propagate the failure up and refuse to turn quotas off.
> I guess that's a somewhat better approach so if you want to implement that,
> go ahead.

Sorry for the delay.

Have sent one patch to fix this issue, could you please take a look at it?

Thanks,

> 
> 								Honza
> 

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