linux-kernel - Re: Regression caused by commit c83ed4c9dbb3 "ubifs: Abort readdir on error"

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Message-ID: <5810179D.90104@axentia.se>
Date:   Wed, 26 Oct 2016 04:40:29 +0200
From:   Peter Rosin <peda@...ntia.se>
To:     Richard Weinberger <richard@....at>,
        <linux-mtd@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: Re: Regression caused by commit c83ed4c9dbb3 "ubifs: Abort readdir
 on error"

Hi Richard,

On 2016-10-25 22:50, Richard Weinberger wrote:
> Peter,
> 
> On 25.10.2016 22:09, Richard Weinberger wrote:
>>> /bin/mkdir -p /mnt/ovl/ovl
>>> /bin/mkdir -p /mnt/ovl/work
>>> # with c83ed4c9dbb3, the following mount fails with
>>> # mount: mounting overlay on /mnt/merge failed: No such file or directory
>>> /bin/mount -t overlay -o lowerdir=/,upperdir=/mnt/ovl/ovl,workdir=/mnt/ovl/work overlay /mnt/merge
>>
>> Uhhhh! Thanks for catching this.
>> I think I know what is going on, the fix exposes now internal UBIFS return codes to VFS.
>> Let me prepare a fix.
> 
> Does the attached patch cure the issue?

Yup, back to normal AFAICT. Thanks for the speedy fix!

Reported-by: Peter Rosin <peda@...ntia.se>
Tested-by: Peter Rosin <peda@...ntia.se>

Cheers,
Peter