3.8.13.7 -stable review patch.  If anyone has any objections, please let me 
know.

------------------

From: Jani Nikula <[email protected]>

commit 14c5cec5d0cd73e7e9d4fbea2bbfeea8f3ade871 upstream.

commit 181d1b9e31c668259d3798c521672afb8edd355c
Author: Daniel Vetter <[email protected]>
Date:   Sun Jul 21 13:16:24 2013 +0200

    drm/i915: fix up gt init sequence fallout

moved dev_priv->gt_lock initialization after use. Do the initialization
much earlier with other spin lock initializations.

Reported-by: Sedat Dilek <[email protected]>
Signed-off-by: Jani Nikula <[email protected]>
Tested-by: Sedat Dilek <[email protected]>
Signed-off-by: Daniel Vetter <[email protected]>
[ kamal: backport to 3.8 (context) ]
Signed-off-by: Kamal Mostafa <[email protected]>
---
 drivers/gpu/drm/i915/i915_dma.c | 1 +
 drivers/gpu/drm/i915/intel_pm.c | 2 --
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 38254c0..565a889 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1469,6 +1469,7 @@ int i915_driver_load(struct drm_device *dev, unsigned 
long flags)
        spin_lock_init(&dev_priv->error_lock);
        spin_lock_init(&dev_priv->rps.lock);
        spin_lock_init(&dev_priv->dpio_lock);
+       spin_lock_init(&dev_priv->gt_lock);
        mutex_init(&dev_priv->rps.hw_lock);
 
        i915_dump_device_info(dev_priv);
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 7af828c..6538d3f 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4408,8 +4408,6 @@ void intel_gt_init(struct drm_device *dev)
 {
        struct drm_i915_private *dev_priv = dev->dev_private;
 
-       spin_lock_init(&dev_priv->gt_lock);
-
        if (IS_VALLEYVIEW(dev)) {
                dev_priv->gt.force_wake_get = vlv_force_wake_get;
                dev_priv->gt.force_wake_put = vlv_force_wake_put;
-- 
1.8.1.2

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