** Description changed:

+ SRU Justification:
+ 
+ Impact:
+         - without the patch, Screen shows “[drm:pch_irq_handler] *ERROR* PCH
+         poison interrupt” continuously
+ Fix:
+         - After applying the patch, Screen doesn't show “[drm:pch_irq_handler]
+         *ERROR* PCH poison interrupt” continuously
+ 
  1. Connect the notebook with an external monitor via D-sub
  2. Suspend the system and then resume
  3. Screen shows “[drm:pch_irq_handler] *ERROR* PCH poison interrupt” 
continuously
  
  Upstream bug: https://bugs.freedesktop.org/show_bug.cgi?id=35103

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https://bugs.launchpad.net/bugs/1031630

Title:
  “[drm:pch_irq_handler] *ERROR* PCH poison interrupt” shows after S3
  resume when connecting with an external monitor

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