[CFT][PATCH] mnt: Implicitly add MNT_NODEV on remount when it was implicitly added by mount

[Eric W. Biederman]

Richard Weinberger <richard at nod.at> writes:

> Am 01.12.2014 um 02:29 schrieb Eric W. Biederman:
>>>>>> Any chance you can test that with Eric's patch or mine [1] applied?
>>>>>> If that doesn't work, can you try to catch the failure with strace?
>>>>>
>>>>> With your patch applied on top of Linus's tree as of today libvirt-lxc works fine again. :)
>>>>
>>>> *Scratches head*
>>>>
>>>> Did you really have my latest patch applied?
>>>>
>>>> Andy's patch implies a change of policy that I really don't want to
>>>> deploy as a bug fix.
>>>
>>> Hmm, let me double check this tomorrow with a fresh brain.
>>> Maybe I got hit by another issue while testing your patch.
>>> Currently I'm fighting against three libvirt-lxc issues in parallel. :-\
>> 
>> Please do.  I just reran through my regression tests that explore this
>> issue rather throughly and all of my remount test cases are passing.  So
>> if things are truly failing I want to understand what is going on, and
>> add to my regression tests.
>> 
>> I should have done that sooner of course but I am still paging back in
>> after being distracted with the other things in life.
>
> I can confirm that your patch "mnt: Implicitly add MNT_NODEV on remount as we do on mount"
> unbreaks libvirt-lxc too. :-)
> Sorry for the false negative.

Thanks I will add your Tested-by.

Eric