On Wednesday, 25 April 2007 19:14, Tobias Diedrich wrote: > Rafael J. Wysocki wrote: > > On Sunday, 15 April 2007 21:40, Tobias Diedrich wrote: > > > Rafael J. Wysocki wrote: > > > > On Sunday, 15 April 2007 17:14, David Brownell wrote: > > > > > On Sunday 15 April 2007 4:16 am, Rafael J. Wysocki wrote: > > > > > > On Sunday, 15 April 2007 10:02, Tobias Diedrich wrote: > > > > > > I think using the 'shutdown' mode of suspend would be better. There's a little > > > > > > point in using 'platform' on desktop systems anyway. > > > > > > > > > > > > Frankly, I don't know what to do about it. If we move platform_finish() after > > > > > > device_resume(), some systems may be broken ... > > > > > > > > > > What I'm curious about is exactly why the patch matters. What ACPI > > > > > magic is being invoked to confuse, or unconfuse, those controllers? > > > > > > > > I think the patch helps, because it makes the ACPI magic be done while the > > > > i8042's .resume() is being executed. > > > > > > > > Which makes me think the following patch might help: > > > > > > Unfortunately not, I tried this before disabling CONFIG_SERIO_I8042. > > > > Well, this means i8042 can be ruled out, so the problem probably is related > > to the ACPI resume which makes it _much_ more difficult to debug. > > > > Can you compile the ACPI drivers: processor, thermal, fan, battery, etc. as > > modules, boot the kernel with init=/bin/bash and see if the problem is still > > present (please keep CONFIG_SERIO_I8042 unset just in case)? > > > > Rafael > > I first tried it with acpi+cpufreq completely disabled (works). > Then I tried it with acpi enabled, but everything as modules and > those not loaded (init=/bin/bash, hangs at second suspend). Have you tried with ACPI and without cpufreq? Rafael _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm
