DT case sensitivity

[Benjamin Herrenschmidt]

On Thu, 2018-08-23 at 07:19 -0500, Segher Boessenkool wrote:
> If one implementation does case insensitive, it will most likely just work,
> because people do not make insane names differing only in case on purpose.

Apple did :-)

ide, vs IDE, ata vs ATA, I've seen all sort of crap there, esp. on old
machines.

> Now people write other things that they only test against that implementation,
> and those things now only work with case-insensitive.  And you do not know
> without testing if anything breaks.  (But the laws of big numbers are against
> you here).  Since there isn't really a drawback to doing case-insensitive
> always, that is a much safer way forward, much less work for everyone, even
> if technically the wrong thing to do :-)
> 
> 
> Segher