drm/i915: fix the racy object accounting

[karo-tx-linux.git] / drivers / gpu / drm / i915 / i915_dma.c

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 8536acd0a85d178fbbe2013c8dedbf4f12f2bc8f..f48f1c47697735ffafc3b5b22eeef7c661492652 100644 (file)
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1478,6 +1478,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
        spin_lock_init(&dev_priv->gpu_error.lock);
        spin_lock_init(&dev_priv->backlight.lock);
        spin_lock_init(&dev_priv->uncore.lock);
+       spin_lock_init(&dev_priv->mm.object_stat_lock);
        mutex_init(&dev_priv->dpio_lock);
        mutex_init(&dev_priv->rps.hw_lock);
        mutex_init(&dev_priv->modeset_restore_lock);