Hi! > > I guess we should warn the driver authors, then; and decide what driver > > authors should do. > > Drivers really shouldn't do anythign at all.
*) > > If I'm video4linux driver for grabbing screen, have been suspended, and > > someone asks me to read a frame, should I > > > > a) return -ESORRYIMSUSPENDED > > > > b) just block the caller > > The "subsystem" thing should have stopped the queues, and the device > should never even _see_ this. Okay, _if_ there's a subsystem, subsystem should have stopped the queues. End result should be that userspace is blocked when trying to access suspended device/suspended subsystem. I guess we are in violent agreement. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/