Re: [PATCH v3] overlay: test unstable inode number

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On Mon, Dec 12, 2016 at 11:08 AM, Eryu Guan <eguan@xxxxxxxxxx> wrote:
> On Mon, Dec 12, 2016 at 10:45:06AM +0200, Amir Goldstein wrote:
>> Introduce a new test to demonstrate a known issue with overlayfs:
>> - stat file A shows inode number X
>> - modify A to trigger copy up
>> - stat file A shows inode number Y != X
>>
>> Also test if d_ino of readdir entries changes after copy up.
>>
>> There is a POC patch by Miklos Szeredi that fixes this issue.
>>
>> Not dealing with hardlinks here, because there is more to test
>> then stable inode number.
>> Hardlinks will get a test of their own.
>
> Thanks! I added the missing SOB line, and added "copyup" group too.
>

Right. Thanks.
I audited existing tests and I believe my 016 also calls for "copyup" tag
and 013 as well.
Do you want a patch for that or will you fix it up yourself?

Amir.
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