Hi! > > Userland should never ever control the state of a device like this > > directly. It should do so by a) closing the device and b) setting > > latency / functional requirements. > > The user, however, may want to forcibly put a device into a low power state > without stopping all of the applications that depend on it (eg. have it open). > Do you think that we shouldn't allow users to do such things? I don't think we should do this... of you want device to be powered down, just don't keep it open. revoke should be enough :-). ...one execption here is the disk driver; unmounting filesystems to let the disk spin down is probably too heavy. -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm
