drm:i915_report_and_clear_eir -- *ERROR* EIR stuck: 0x00000010, masking

[Jiri Kosina]

Hi,

I am getting this during boot with current Linus' tree on x200s thinkpad:

[    8.312007] [drm:i915_report_and_clear_eir] *ERROR* EIR stuck: 0x00000010, masking

head -39 /sys/kernel/debug/dri/64/i915_error_state shows:

Time: 1295452835 s 347238 us
PCI ID: 0x2a42
EIR: 0x00000010
PGTBL_ER: 0x00000001
Render command stream:
  ACTHD: 0x00534024
  IPEIR: 0x00000000
  IPEHR: 0x02000000
  INSTDONE: 0xffffffff
  INSTDONE1: 0xbfbbffff
  INSTPS: 0x8001e025
  INSTPM: 0x00000000
  seqno: 0x00000000
  fence[0] = 00000000
  fence[1] = 00000000
  fence[2] = 00000000
  fence[3] = 00000000
  fence[4] = 00000000
  fence[5] = 00000000
  fence[6] = 00000000
  fence[7] = 00000000
  fence[8] = 00000000
  fence[9] = 00000000
  fence[10] = 00000000
  fence[11] = 00000000
  fence[12] = 00000000
  fence[13] = 00000000
  fence[14] = 00000000
  fence[15] = 00000000
Active [3]:
  00534000    16384 0009 0000 00000001 dirty render uncached
  00042000  5185536 0043 0000 00000001 P render uncached (name: 1)
  00538000 20971520 0002 0000 00000002 P X dirty render uncached
Pinned [4]:
  00000000     4096 0001 0001 00000000 P snooped
  00001000   131072 0001 0001 00000000 P uncached
  00021000     4096 0001 0001 00000000 P snooped
  00022000   131072 0001 0001 00000000 P uncached

Apart from the error in the kernel buffer, graphics seems to work 
normally.

-- 
Jiri Kosina
SUSE Labs, Novell Inc.