Hi Mark, On Tue, Feb 21, 2017 at 7:18 PM, Mark Rutland <mark.rutland@xxxxxxx> wrote: >> On top of that, the Linux PM subsystem allows to configure wakeup by writing >> "enabled" to a device's "wakeup" file in sysfs. Or you can use ethtool for >> Wake-on-LAN. > > Sure; userspace can always do something silly here. Not that silly: you can wake up using these sources, but not necessarily from all states. > As I mentioned in my other reply, we could/should add an interface to > allow userspace to determine if it has a guaranteed wakeup, which would > allow us to do the right thing. Right. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds