On 2015-09-22 14:35, Chris Murphy wrote:
> On Tue, Sep 22, 2015 at 7:21 AM, Austin S Hemmelgarn
> <ahferroin7@gmail.com> wrote:
>
>> It's not a bad idea, except that it changes established usage, and there are
>> probably some people out there who depend on the current behavior. If we do
>> go that way, mount needs to spit out a big obnoxious warning (as in, not
>> through dmesg or mount options, but directly on stderr) if the filesystem
>> gets mounted degraded automatically.
>
> Definitely there needs to be a user space message. Even now when
> trying to mount a volume with a missing device without -o degraded the
> generic fs type unrecognized message is misleading.
I agree that it's confusing for many users, but from the point of view 
of someone who's been doing system administration for a few years, the 
'or incorrect mount options' bit does kind of make sense given the context.