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path: root/drivers/gpu/drm/i915/i915_debugfs.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_debugfs.c')
-rw-r--r--drivers/gpu/drm/i915/i915_debugfs.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 004b048c5192..b2e3c973e61a 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1314,9 +1314,13 @@ static int i915_gen6_forcewake_count_info(struct seq_file *m, void *data)
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
+ unsigned forcewake_count;
- seq_printf(m, "forcewake count = %d\n",
- atomic_read(&dev_priv->forcewake_count));
+ spin_lock_irq(&dev_priv->gt_lock);
+ forcewake_count = dev_priv->forcewake_count;
+ spin_unlock_irq(&dev_priv->gt_lock);
+
+ seq_printf(m, "forcewake count = %u\n", forcewake_count);
return 0;
}