Re: [PATCH 1/2] virito: introduce methods of fixing device features

[Jason Wang]

----- Original Message -----
> Jason Wang <jasowang@xxxxxxxxxx> writes:
> > Buggy host may advertised buggy host features (a usual case is that host
> > advertise a feature whose dependencies were missed). In this case, driver
> > should detect and disable the buggy features by itself.
> 
> Sorry, I've been focussing elsewhere.
> 
> I would really prefer that drivers offer a "feature_depends" table,
> which can indicate that feature A depends on feature B, and have the
> core iterate, complain and fixup as necessary.
> 
> Is that expressive enough, or do we need more?
> 
> Thanks,
> Rusty.

I suggested something like this in https://lkml.org/lkml/2014/11/19/132, but
Michael does not like it ...
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