On Mon 2008-04-14 10:51:34, Alan Stern wrote: > On Sun, 13 Apr 2008, David Brownell wrote: > > > I sort of agree. Looking at it from a whole-system perspective, > > suspending needs to be able to chitchat with userspace ... and I > > don't think that can be done *before* writing to /sys/power/state > > in an acceptably generic/portable way. (Briefly, applications > > need to have clean stopping points and be able to arrange system > > wakeup. They may well have more work to do than most drivers.) > > Pavel's recent work aside, the only way to initiate a system sleep is > from userspace. So it seems natural for all application notifications > to be made by the initiating program, perhaps via dbus. Actually, my plan is to do without notifications. Userspace should tell kernel "I'm prepared, you can suspend any time now"... 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-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
