i915_driver_irq_handler: irq 42: nobody cared [generic IRQ handling broken?]

[Dave Airlie]

>> You know what? suspend calls free_irq() via i915_drm_freeze() ->
>> drm_irq_uninstall() and the resume code calls request_irq() again.
>> free_irq() removes the action and request_irq installs it fresh.
>
> Yeah this is a known issue with the DRM code, I thought Dave had a
> fix queued a long time ago though...  Dave?

/me doesn't remember seeing one but maybe this one?

http://lists.freedesktop.org/archives/dri-devel/2011-August/013407.html

probably fell down a hole.

Dave.