3.12.9 kern.log spam from vgaswitcheroo

[Howard Chu]

On Asus NP56D, if you use vgaswitcheroo to turn off the discrete GPU, the 
kernel starts spewing these messages endlessly, until /var/log partition fills up:

Jun  7 17:40:27 gamba kernel: [470008.702322] [drm:radeon_cs_parser_init] 
*ERROR* VM not ac
tive on asic!
Jun  7 17:40:27 gamba kernel: [470008.702325] [drm:radeon_cs_ioctl] *ERROR* 
Failed to initi
alize parser !
Jun  7 17:40:27 gamba kernel: [470008.702385] [drm:radeon_cs_parser_init] 
*ERROR* VM not ac
tive on asic!
Jun  7 17:40:27 gamba kernel: [470008.702389] [drm:radeon_cs_ioctl] *ERROR* 
Failed to initi
alize parser !

Turning the discrete GPU back on stops the stream of messages.
--
  -- Howard Chu
  CTO, Symas Corp.           http://www.symas.com
  Director, Highland Sun     http://highlandsun.com/hyc/
  Chief Architect, OpenLDAP  http://www.openldap.org/project/
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