On Sat, 15 Apr 2017, Tommi Rantala wrote: > 2017-04-14 20:35 GMT+03:00 Thomas Gleixner <tglx@xxxxxxxxxxxxx>: > > On Wed, 12 Apr 2017, Thomas Gleixner wrote: > >> > >> Can you please try the following: > >> > >> # for STATE in freezer devices platform processors core; do \ > >> echo $STATE; \ > >> echo $STATE >/sys/power/pm_test; \ > >> echo mem >/sys/power/state > >> > >> That should give us at least a hint in which area to dig. > > > > Any news on that? > > Sorry, was traveling. > > Testing with 4.10.8-200.fc25.x86_64: freezer, devices and platform are > OK, it breaks at "processors". > The screen stays off, and the machine no longer answers to ping. > > (Without coretemp loaded, the machine survives all the states. There > are some graphics glitches and radeon error messages) That's odd. I tried on a similar machine (w/o a radeon card) and it just works with the coretemp module loaded. Can you please do a CPU hotplug cycle (just one CPU) with the cpuhp events in the tracer enabled. Send me the trace output so I might be able to spot whats different and what interdependencies between other callbacks might be there. I'm traveling for a week now. I come back to this after my travel; if I forget, please send me a reminder. Thanks, tglx -- To unsubscribe from this list: send the line "unsubscribe linux-hwmon" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
