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[Launchpad Bug Tracker <1215748@xxxxxxxxxxxxxxxxxx>]

This bug was fixed in the package linux - 3.5.0-41.64

---------------
linux (3.5.0-41.64) quantal; urgency=low

  [Brad Figg]

  * Release Tracking Bug
    - LP: #1223451

  [ Upstream Kernel Changes ]

  * kernel-doc: bugfix - multi-line macros
    - LP: #1223920
  * Revert "zram: use zram->lock to protect zram_free_page() in swap free
    notify path"
    - LP: #1215513
  * x86 thermal: Delete power-limit-notification console messages
    - LP: #1215748
  * x86 thermal: Disable power limit notification interrupt by default
    - LP: #1215748
  * ARM: 7810/1: perf: Fix array out of bounds access in
    armpmu_map_hw_event()
    - LP: #1216442
    - CVE-2013-4254
  * ARM: 7809/1: perf: fix event validation for software group leaders
    - LP: #1216442
    - CVE-2013-4254
  * veth: reduce stat overhead
    - LP: #1201869
  * veth: extend device features
    - LP: #1201869
  * veth: avoid a NULL deref in veth_stats_one
    - LP: #1201869
  * veth: fix a NULL deref in netif_carrier_off
    - LP: #1201869
  * veth: fix NULL dereference in veth_dellink()
    - LP: #1201869
  * Bluetooth: Add support for Atheros [0cf3:3121]
    - LP: #1202477
  * efivars: explicitly calculate length of VariableName
    - LP: #1217745
  * xfs: fix _xfs_buf_find oops on blocks beyond the filesystem end
    - LP: #1151527
    - CVE-2013-1819
  * drm/i915/lvds: ditch ->prepare special case
    - LP: #1221791
  * serial: mxs: fix buffer overflow
    - LP: #1221791
  * fs/proc/task_mmu.c: fix buffer overflow in add_page_map()
    - LP: #1221791
  * af_key: initialize satype in key_notify_policy_flush()
    - LP: #1221791
  * vm: add no-mmu vm_iomap_memory() stub
    - LP: #1221791
  * iwl4965: set power mode early
    - LP: #1221791
  * iwl4965: reset firmware after rfkill off
    - LP: #1221791
  * ASoC: cs42l52: Reorder Min/Max and update to SX_TLV for Beep Volume
    - LP: #1221791
  * can: pcan_usb: fix wrong memcpy() bytes length
    - LP: #1221791
  * ALSA: 6fire: make buffers DMA-able (pcm)
    - LP: #1221791
  * ALSA: 6fire: make buffers DMA-able (midi)
    - LP: #1221791
  * jbd2: Fix use after free after error in jbd2_journal_dirty_metadata()
    - LP: #1221791
  * USB-Serial: Fix error handling of usb_wwan
    - LP: #1221791
  * USB: mos7840: fix big-endian probe
    - LP: #1221791
  * USB: adutux: fix big-endian device-type reporting
    - LP: #1221791
  * USB: ti_usb_3410_5052: fix big-endian firmware handling
    - LP: #1221791
  * m68k/atari: ARAnyM - Fix NatFeat module support
    - LP: #1221791
  * m68k: Truncate base in do_div()
    - LP: #1221791
  * usb: add two quirky touchscreen
    - LP: #1221791
  * USB: mos7720: fix broken control requests
    - LP: #1221791
  * USB: keyspan: fix null-deref at disconnect and release
    - LP: #1221791
  * MIPS: Expose missing pci_io{map,unmap} declarations
    - LP: #1221791
  * microblaze: Update microblaze defconfigs
    - LP: #1221791
  * sound: Fix make allmodconfig on MIPS
    - LP: #1221791
  * sound: Fix make allmodconfig on MIPS correctly
    - LP: #1221791
  * alpha: makefile: don't enforce small data model for kernel builds
    - LP: #1221791
  * MIPS: Rewrite pfn_valid to work in modules, too.
    - LP: #1221791
  * xtensa: fix linker script transformation for .text.unlikely
    - LP: #1221791
  * wusbcore: fix kernel panic when disconnecting a wireless USB->serial
    device
    - LP: #1221791
  * iwlwifi: dvm: fix calling ieee80211_chswitch_done() with NULL
    - LP: #1221791
  * iwlwifi: pcie: disable L1 Active after pci_enable_device
    - LP: #1221791
  * zd1201: do not use stack as URB transfer_buffer
    - LP: #1221791
  * Hostap: copying wrong data prism2_ioctl_giwaplist()
    - LP: #1221791
  * ARM: at91/DT: fix at91sam9n12ek memory node
    - LP: #1221791
  * drm/i915: Invalidate TLBs for the rings after a reset
    - LP: #1221791
  * libata: apply behavioral quirks to sil3826 PMP
    - LP: #1221791
  * ARM: davinci: nand: specify ecc strength
    - LP: #1221791
  * ARM: 7816/1: CONFIG_KUSER_HELPERS: fix help text
    - LP: #1221791
  * sata_fsl: save irqs while coalescing
    - LP: #1221791
  * xen/events: initialize local per-cpu mask for all possible events
    - LP: #1221791
  * of: fdt: fix memory initialization for expanded DT
    - LP: #1221791
  * zfcp: fix lock imbalance by reworking request queue locking
    - LP: #1221791
  * zfcp: fix schedule-inside-lock in scsi_device list loops
    - LP: #1221791
  * nilfs2: remove double bio_put() in nilfs_end_bio_write() for
    BIO_EOPNOTSUPP error
    - LP: #1221791
  * nilfs2: fix issue with counting number of bio requests for
    BIO_EOPNOTSUPP error detection
    - LP: #1221791
  * workqueue: fix possible stall on try_to_grab_pending() of a delayed
    work item
    - LP: #1221791
  * x86/xen: do not identity map UNUSABLE regions in the machine E820
    - LP: #1221791
  * jfs: fix readdir cookie incompatibility with NFSv4
    - LP: #1221791
  * powerpc: Don't Oops when accessing /proc/powerpc/lparcfg without
    hypervisor
    - LP: #1221791
  * powerpc: Work around gcc miscompilation of __pa() on 64-bit
    - LP: #1221791
  * powerpc/hvsi: Increase handshake timeout from 200ms to 400ms.
    - LP: #1221791
  * drivers/base/memory.c: fix show_mem_removable() to handle missing
    sections
    - LP: #1221791
  * x86 get_unmapped_area: Access mmap_legacy_base through mm_struct member
    - LP: #1221791
  * Linux 3.5.7.21
    - LP: #1221791
  * mfd: rtsx: Read vendor setting from config space
    - LP: #1201698
  * cifs: don't instantiate new dentries in readdir for inodes that need to
    be revalidated immediately
    - LP: #1222442

  [ Wen-chien Jesse Sung ]

  * SAUCE: Bluetooth: use hci_send_cmd instead of usb_control_msg
    - LP: #1065400
 -- Tim Gardner <tim.gardner@xxxxxxxxxxxxx>   Fri, 23 Aug 2013 08:49:52 -0600

** Changed in: linux (Ubuntu Quantal)
       Status: Fix Committed => Fix Released

** Changed in: linux (Ubuntu Raring)
       Status: Fix Committed => Fix Released

-- 
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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:
  Fix Released
Status in “linux” source package in Precise:
  Fix Released
Status in “linux” source package in Quantal:
  Fix Released
Status in “linux” source package in Raring:
  Fix Released
Status in “linux” source package in Saucy:
  Fix Released

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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