drm/i915: Be paranoid and bail on resetting if we can't take the lock.
authorChris Wilson <chris@chris-wilson.co.uk>
Sat, 4 Dec 2010 18:17:15 +0000 (18:17 +0000)
committerChris Wilson <chris@chris-wilson.co.uk>
Sun, 5 Dec 2010 00:37:38 +0000 (00:37 +0000)
This will declare the machine wedged, but is better than truly wedging
the machine.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

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