Announcement

Collapse
No announcement yet.

Linux 3.5 Kernel Power Regression Spotted

Collapse
X
  • Filter
  • Time
  • Show
Clear All
new posts

  • Linux 3.5 Kernel Power Regression Spotted

    Phoronix: Linux 3.5 Kernel Power Regression Spotted

    Following yesterday's news of a massive power regression within the Linux 3.5 kernel, James Bottomley has uncovered the kernel commit causing excessive power usage...

    http://www.phoronix.com/vr.php?view=MTE1MTI

  • #2
    I don't understand a word he said, but as a Sandy Bridge notebook user, I say

    Comment


    • #3
      So, this is only affecting those Intel products ?!?
      Last edited by AJSB; 07-31-2012, 09:44 PM.

      Comment


      • #4
        hah well that was a quick spot, also kinda stupid to get everyone hyped-up about it when it only affects 1 crappy chipset

        Comment


        • #5
          Perhaps the logic within the commit has a bug that ends up burning power due to bad side interactions so hopefully it'll get reworked

          Comment


          • #6
            Good to see a quick return on issues like these.

            Comment


            • #7
              Originally posted by AJSB View Post
              So, this is only affecting those Intel products ?!?
              This time it's not a vague BIOS issue but an Intel graphics driver problem indeed. And it is clear what causes it. So I think it'll be fixed or reverted in Ubuntu 12.10 at least.

              Comment


              • #8
                I've been holding back, staying on kernel 3.4, rather than upgrading to 3.5.3 in the opensuse12.1/tumbleweed repository

                any news on a fix? I had a look at commit logs but saw nothing obvious :-(

                Comment

                Working...
                X