PCI: Don't clear ASPM bits when the FADT declares it's unsupported

Bug #1441334 reported by Jared Dominguez
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Incomplete
Undecided
Unassigned

Bug Description

Matthew Garrett developed a patch to make Linux's ASPM support match reality. Please backport this to Ubuntu's 3.13, 3.16 and 3.19 kernels.

This should offer power savings and would match Windows behavior.

Please see the submission at <https://lkml.org/lkml/2015/4/7/781>.

Revision history for this message
Brad Figg (brad-figg) wrote : Missing required logs.

This bug is missing log files that will aid in diagnosing the problem. From a terminal window please run:

apport-collect 1441334

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the Ubuntu Kernel Team.

Changed in linux (Ubuntu):
status: New → Incomplete
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