> > I'd rather know what is going on here. A drive can legitimately
> > support LBA48 and HPA and refuse READ_NATIVE_MAX_EXT.
> 
> READ_NATIVE_MAX_EXT is mandatory if HPA && LBA48, no?

No - and we hit this specific case in old IDE with some Maxtor drives.

> Haven't tried that but the problem is that the drive times out
> READ_NATIVE_MAX_EXT so it doesn't really matter whether the drive
> succeeds READ_NATIVE_MAX or not.  For more detail, please read the
> following thread.
> 
>   http://thread.gmane.org/gmane.linux.ide/21322

Thanks will do:

> device reports in words 85-87 and 120, which libata currently doesn't
> do.  Are we leaving this out intentionally (for broken devices) or just
> did we just miss it?

We missed it. I assume the drive in the blacklist sets it correctly
however ?

Alan
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