On Tue, Jul 31, 2012 at 03:26:07PM +0100, Mark Brown wrote: > On Tue, Jul 31, 2012 at 04:22:17PM +0200, Thierry Reding wrote: > > On Tue, Jul 31, 2012 at 03:13:29PM +0100, Mark Brown wrote: > > > > __devinit can be discarded if you disable enough kernel features, > > > HOTPLUG is the main one IIRC, modules might also need to go - drivers > > > really ought to take a copy of platform data they plan to use at > > > runtime, though practically speaking you have to try to trigger any > > > problems. > > > HOTPLUG is marked EXPERT and explicitly states that it should only be > > disabled if you're not using modules or dynamic device discovery. I > > think if you've ignored all of that you're no longer entitled to > > complain. > > This is framework code - it doesn't have much option. Disabling HOTPLUG > is totally reasonable on space constrained systems, there's no reason > for the code to break things for people. Still if you use this code and disable HOTPLUG, then you shouldn't be using modules either. I mean there is no way you can write a driver that can gracefully handle its platform data being discarded. Thierry
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