Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: Regression in 2.6.27-rc2 in acpi_processor_init() | Date | Fri, 8 Aug 2008 23:02:10 +0200 |
| |
[Adding CCs]
On Friday, 8 of August 2008, Langsdorf, Mark wrote: > I got a regression when updated from 2.6.27-rc1 ro > 2.6.27-rc2. The noticeable symptom is the powernow-k8 > driver stopped working because the call to > acpi_processor_register_performance() is returning > -EINVAL. > > Digging into the code a bit more, that's occurring > because acpi_processor_ppc_status is not set. > That should be set in acpi_processor_init(), but > that function is failing to register the ACPI > processor driver. > > I've dug through the code and can't see why > that call would fail. It doesn't look like there > were any changes between 2.6.27-rc1 and 2.6.27-rc2, > but I may have missed something. > > Any advice or suggestions in debugging this > appreciated. > > -Mark Langsdorf > Operating System Research Center > AMD
| |