kernel-packages team mailing list archive

[Tim Gardner <tim.gardner@xxxxxxxxxxxxx>]

** Information type changed from Private to Public

** Also affects: linux (Ubuntu)
   Importance: Undecided
       Status: New

** Also affects: linux (Ubuntu Raring)
   Importance: Undecided
       Status: New

** Also affects: linux (Ubuntu Saucy)
   Importance: Undecided
       Status: New

** Also affects: linux (Ubuntu Precise)
   Importance: Undecided
       Status: New

** Also affects: linux (Ubuntu Quantal)
   Importance: Undecided
       Status: New

** Changed in: linux (Ubuntu Precise)
       Status: New => In Progress

** Changed in: linux (Ubuntu Precise)
     Assignee: (unassigned) => Tim Gardner (timg-tpi)

** Changed in: linux (Ubuntu Quantal)
       Status: New => In Progress

** Changed in: linux (Ubuntu Quantal)
     Assignee: (unassigned) => Tim Gardner (timg-tpi)

** Changed in: linux (Ubuntu Raring)
       Status: New => In Progress

** Changed in: linux (Ubuntu Raring)
     Assignee: (unassigned) => Tim Gardner (timg-tpi)

** Changed in: linux (Ubuntu Saucy)
       Status: New => In Progress

** Changed in: linux (Ubuntu Saucy)
     Assignee: (unassigned) => Tim Gardner (timg-tpi)

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Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1215748

Title:
  [patch] Disable power limit notification by default and quiet the
  messages

Status in intel:
  New
Status in “linux” package in Ubuntu:
  In Progress
Status in “linux” source package in Precise:
  In Progress
Status in “linux” source package in Quantal:
  In Progress
Status in “linux” source package in Raring:
  In Progress
Status in “linux” source package in Saucy:
  In Progress

Bug description:
  If user enable RAPL, there will be many messages from power limit notification in kernel. 
  Power limit notification is for debug and information purpose. There is no need to dump power limit notification information for normal users. the following two patches in kernel 3.11 disable power limit notification by default and quiet the message.
  1. 
  commit 6bb2ff846f24fa6efee756e5e2a2b8433d65671e
  Author: Fenghua Yu <fenghua.yu@xxxxxxxxx>
  Date:   Tue May 21 15:35:17 2013 -0400

      x86 thermal: Disable power limit notification interrupt by default
  2. 
  commit c81147483e525e4a471d581877d7d634591246e1
  Author: Fenghua Yu <fenghua.yu@xxxxxxxxx>
  Date:   Tue May 21 15:35:16 2013 -0400

      x86 thermal: Delete power-limit-notification console messages

  So in order to avoid initerrputting  user by these messages, please
  back prot above two commmits to 12.04, 12.10, 13.04

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