← Back to team overview

kernel-packages team mailing list archive

[Bug 1456596] Re: DELL XPS 13 (9343) Strange, seemingly perpetual repeat of drm activity

 

I was able to install kernel 4.1.0-040100rc4-generic and this reported
activity was NOT present

** Tags removed: kernel-unable-to-test-upstream
** Tags added: kernel-fixed-upstream

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1456596

Title:
  DELL XPS 13 (9343) Strange, seemingly perpetual repeat of drm activity

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  This laptop came factory preinstalled with Ubuntu, but due to problems
  had been modified. Most recent apport info from a few minutes ago is
  here: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456585

  dmesg output is added. There is about once every second this activity:

  [  217.650626] [drm:intel_display_power_put] disabling display
  [  217.650632] [drm:hsw_set_power_well] Requesting to disable the power well
  [  217.682626] [drm:intel_display_power_get] enabling display
  [  217.682631] [drm:hsw_set_power_well] Enabling power well

  dmesg output after cold boot, login to the desktop, starting the
  terminal, and leaving it for a few minutes is attached.

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456596/+subscriptions


References