Re: BUG: Link from sub volume, then remove the subvolume -> wrong link

[Andy Lutomirski <luto@myrealbox.com>]

TARUISI Hiroaki wrote:
> Hi,
> 
> I think message:'Operation not permitted' is more
> proper for this problem than 'Invalid cross-device
> link' simply because this link is not cross-device
> link.
> 
> Of course, this operation is prohibited not by security
> policy but by inner limitation of btrfs, this usage of
> EPERM may be a kind of abuses...
> 

EOPNOTSUPP?  EINVAL?

Seriously, though, something should go in.  Chris, any opinion?

--Andy

> Regards,
> taruisi
> 
> (2009/12/15 3:43), Andrew Lutomirski wrote:
>> [cc: Chris -- This, or something like it, should probably go to
>> stable, but it needs to make it to upstream somewhere first.]
>>
>> On Sun, Dec 13, 2009 at 6:42 PM, TARUISI Hiroaki
>> <taruishi.hiroak@jp.fujitsu.com> wrote:
>>> Hi,
>>>
>>> We can see the patch in ML archive or at 'Patchwork' site.
>>>
>>>  http://patchwork.kernel.org/patch/59519/
>> That fixes the bug, but shouldn't the error be EXDEV?  It has nothing
>> to do with permissions.
>>
>> --Andy
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