From 35eb73234be6e7fa515c5f1b233ba33d030938cf Mon Sep 17 00:00:00 2001
From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Wed, 8 Aug 2012 23:35:36 +0200
Subject: [PATCH] drm/i915: kill dev_priv->mchdev_lock

It's only ever a pointer to the global mchdev_lock, and we don't use
it at all.

Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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Reading git-format-patch failed