> On Wednesday 27 January 2010, Pavel Machek wrote: > > On Wed 2010-01-27 01:51:03, Rafael J. Wysocki wrote: > > > On Tuesday 26 January 2010, Pavel Machek wrote: > ... > > > > > > > > AFAICT no new interface is needed. Just do SNAPSHOT_FREEZE, then > > > > _S2RAM then _UNFREEZE. > > > > > > That's not quite straightforward and I wouldn't seriously suggest that to > > > anyone. > > > > Three ioctls, seems pretty much ok. > > They are for something else. Yes, you could use them for this purpose, > incidentally. No, you shouldn't do that. OK? Why not? It seems less ugly then the other solution. > Please note that merely _opening_ /dev/snapshot has side effects, so that's > not just "three ioctls". I search Doc*/power/userland-swsusp.txt, and could not find mentions of sideeffects. Perhaps that should be fixed? Pavel -- (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
