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Message-ID: <2e3cf9f7-d747-7129-455f-a1105f5474de@nod.at>
Date:   Tue, 25 Oct 2016 22:50:17 +0200
From:   Richard Weinberger <richard@....at>
To:     Peter Rosin <peda@...ntia.se>, linux-mtd@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: Regression caused by commit c83ed4c9dbb3 "ubifs: Abort readdir on
 error"

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?

Thanks,
//richard

View attachment "ubifs_readdir_fix_fix.diff" of type "text/x-patch" (597 bytes)

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