Dnia 4 stycznia 2010 0:45 "Rafael J. Wysocki" <rjw@xxxxxxx> napisał(a): > On Monday 04 January 2010, Bartłomiej Zimoń wrote: > > Thx Rafael - now it clear to me. > > And what do You think about sending extra signals to processes? > > I don't see a problem with this in principle, although I don't think signals > are very suitable for this particular purpose, because you need two-way > communication between the power manager and the processes it's going to > notify (because it has to wait for the processes to finish their preparations > and to tell it that they are ready). > > For this purpose it's better to have a file descriptor you can block on (like a > socket or a pipe) while the other side is doing it's job. > So let's create one in power/user.c or use /sys/power/state for this :) Best regards. Bartłomiej Zimoń PLD Linux, Kadu Team, FreeRunner user http://kadu-im.blogspot.com/ _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm
