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            <b><a class="bz_bug_link 
          bz_status_REOPENED "
   title="REOPENED --- - [snb] vsync hang"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=68718#c9">Comment # 9</a>
              on <a class="bz_bug_link 
          bz_status_REOPENED "
   title="REOPENED --- - [snb] vsync hang"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=68718">bug 68718</a>
              from <span class="vcard"><a class="email" href="mailto:imirkin@alum.mit.edu" title="Ilia Mirkin <imirkin@alum.mit.edu>"> <span class="fn">Ilia Mirkin</span></a>
</span></b>
        <pre>Created <span class=""><a href="attachment.cgi?id=93692" name="attach_93692" title="rc6=0 /sys/class/drm/card0/error">attachment 93692</a> <a href="attachment.cgi?id=93692&action=edit" title="rc6=0 /sys/class/drm/card0/error">[details]</a></span>
rc6=0 /sys/class/drm/card0/error

OK, disabling rc6, google maps still locks up. (i.e.
<a href="https://www.google.com/maps/preview">https://www.google.com/maps/preview</a>)

I double-checked that rc6 was disabled:

# cat /sys/kernel/debug/dri/0/i915_drpc_info
RC information accurate: yes
Video Turbo Mode: yes
HW control enabled: yes
SW control enabled: no
RC1e Enabled: no
RC6 Enabled: no
Deep RC6 Enabled: no
Deepest RC6 Enabled: no
Current RC state: on
Core Power Down: no
RC6 "Locked to RPn" residency since boot: 0
RC6 residency since boot: 5356677
RC6+ residency since boot: 0
RC6++ residency since boot: 1115939
RC6   voltage: 450mV
RC6+  voltage: 245mV
RC6++ voltage: 245mV

In case the question of versions comes up, I'm at mesa commit 356aff3. DDX is
at 1cbc59a. Chromium 32.0.1700.77</pre>
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