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[Anthony Wong <anthony.wong@xxxxxxxxxxxxx>]

** Also affects: hwe-next
   Importance: Undecided
       Status: New

** Changed in: hwe-next
     Assignee: (unassigned) => Haitao Zhang (minipanda)

** Changed in: hwe-next
       Status: New => In Progress

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https://bugs.launchpad.net/bugs/1103856

Title:
  Lenovo M490s has a white line flashes in the middle of the screen,
  when resume from S3 suspend

Status in HWE Next Project:
  In Progress
Status in “linux” package in Ubuntu:
  Fix Released
Status in “linux-lts-quantal” package in Ubuntu:
  Invalid
Status in “linux” source package in Precise:
  Invalid
Status in “linux-lts-quantal” source package in Precise:
  In Progress
Status in “linux” source package in Quantal:
  In Progress
Status in “linux-lts-quantal” source package in Quantal:
  Invalid

Bug description:
  SRU justification:

  Impact: Some laptops using Intel Sandybridge i915 will affect one white
  line when resume from S3 suspend.
  this is a critical bug for some of our OEM's

  Fix: cherry-pick 520c41cf2fa029d1e8b923ac2026f96664f17c4b from
  upstream

  Summary:
  One white line flashes when opening the lid to resume from suspend

  Steps:

  1. Log into desktop
  2. Close the lid to enter suspend
  3. Put laptop there for some time and open the lid

  Expected results:
  System resumes to GUI login screen

  Actual results:
  There is black screen with one white line flashes before GUI login screen

  GPU: Intel HD Graphic [8086:0106]
  Model: Thinkpad M490s
  Manufacturer: LENOVO

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