On Fri, Jul 10, 2020 at 09:42:49AM +0200, Andrzej Hajda wrote:

> But the provider does not know if *get is called in probe context or 
> not, so it is not able to differentiate it.

> So the whole idea is for me suspicious/wrong. Kind of proof:

> 1. If you insist that provider's EPROBE_ERROR must be always propagated 
> to driver core then.

> 2. You must enforce that resources can be gathered only from probe.

> 3. But this is against current practice, even if majority of drivers 
> does it from probe, there are many which doesn't.

Those drivers are probably buggy anyway at this point given probe
deferral.