BUG: pin_count exceeded in i915_gem_object_pin

[Chris Wilson]

On Sun, 17 Oct 2010 20:06:37 +0200, Arnd Bergmann <arnd at arndb.de> wrote:
> This happened when I killed Xorg as root after plugging in a different screen.
> kdm usually restarts immediately, so I don't know if this was the dying Xorg
> or the new one.

The new BUG_ON() has spotted that we are leaking pinned fb. I haven't
gotten to the bottom of this entirely yet, in theory this should be fixed
with the unpin fb added when disabling the connector in -next. I am not
totally convinced that explains everything in this case though:

https://bugs.freedesktop.org/show_bug.cgi?id=29857
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre