Messages in this thread | | | Date | Mon, 5 Feb 2018 16:04:45 +0200 | From | Ville Syrjälä <> | Subject | Re: [PATCH] Revert "cpuidle: Make drivers initialize polling state" |
| |
On Sun, Feb 04, 2018 at 10:18:07AM +0100, Rafael J. Wysocki wrote: > On Sun, Feb 4, 2018 at 10:12 AM, Rafael J. Wysocki <rafael@kernel.org> wrote: > > On Mon, Jan 22, 2018 at 5:27 PM, Ville Syrjala > > <ville.syrjala@linux.intel.com> wrote: > >> From: Ville Syrjälä <ville.syrjala@linux.intel.com> > >> > >> This reverts commit 1b39e3f813b4685c7a30ae964d5529a1b0e3a286. > >> > >> Makes my P3 machine oops somewhere in cpuidle. I suspect > >> CONFIG_ACPI=n may have something to do with this. > > > > And if you don't do CONFIG_ACPI=n, does it still oops?
Don't think I actually tried that. I can give it a whirl tonight.
I think this machine should actually have ACPI, but it inherited the .config from a P2 machine that did not. Apparently I was too lazy to change .config when I swapped in the "new" machine.
> > > > Anyway, there are later changes depending on this one, so reverting it > > won't work in general. > > > > Let me look deeper at this. > > What's there in /sys/devices/system/cpu/cpuidle/current_driver on your > system with the problematic commit reverted?
# cat /sys/devices/system/cpu/cpuidle/current_driver apm_idle
-- Ville Syrjälä Intel OTC
| |