Red Hat Bugzilla – Bug 494288
CPU P-state limits (via acpi _ppc) ignored by OS
Last modified: 2013-01-10 02:59:06 EST
This request was evaluated by Red Hat Product Management for inclusion in a Red
Hat Enterprise Linux maintenance release. Product Management has requested
further review of this request by Red Hat Engineering, for potential
inclusion in a Red Hat Enterprise Linux Update release for currently deployed
products. This request is not yet committed for inclusion in an Update
*** Bug 489553 has been marked as a duplicate of this bug. ***
Patch was posted posted on RKML:
Packages if someone want to test it are here:
please mark priority/severity as in [Bug 489553] Failed loading of multiple cpufreq drivers can corrupt driver data structures, which was closed as a dup of this BZ
Here is new build:
You can download this test kernel from http://people.redhat.com/dzickus/el5
Please do NOT transition this bugzilla state to VERIFIED until our QE team
has sent specific instructions indicating when to do so. However feel free
to provide a comment indicating that this fix has been verified.
I have tested the provided image and it looks good. ACPI notifications for both p-states and t-states work fine.
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.