Bugfixes,

Memory allocation optimizations.
Buffer manager takedown.

1 files changed, 30 insertions, 0 deletions

diff --git a/linux-core/drm_stub.c b/linux-core/drm_stub.c
index 16e50a55..2d0f1d24 100644
--- a/linux-core/drm_stub.c
+++ b/linux-core/drm_stub.c
@@ -54,6 +54,30 @@ drm_head_t **drm_heads;
 struct drm_sysfs_class *drm_class;
 struct proc_dir_entry *drm_proc_root;
 
+
+static int drm_create_memory_caches(drm_device_t *dev)
+{
+	dev->mm_cache = kmem_cache_create("drm_mm_node_t", 
+					  sizeof(drm_mm_node_t),
+					  0,
+					  SLAB_HWCACHE_ALIGN,
+					  NULL,NULL);
+	if (!dev->mm_cache)
+		return -ENOMEM;
+
+	drm_mm_set_cache(dev->mm_cache);	
+	dev->fence_object_cache = kmem_cache_create("drm_fence_object_t", 
+						    sizeof(drm_fence_object_t),
+						    0,
+						    SLAB_HWCACHE_ALIGN,
+						    NULL,NULL);
+	if (!dev->fence_object_cache)
+		return -ENOMEM;
+	
+	return 0;
+}
+
+
 static int drm_fill_in_dev(drm_device_t * dev, struct pci_dev *pdev,
 		       const struct pci_device_id *ent,
 		       struct drm_driver *driver)
@@ -127,6 +151,12 @@ static int drm_fill_in_dev(drm_device_t * dev, struct pci_dev *pdev,
 		goto error_out_unreg;
 	}
 
+	retcode = drm_create_memory_caches(dev);
+	if (retcode) {
+		DRM_ERROR("Failed creating memory caches\n");
+		goto error_out_unreg;
+	}
+
 	drm_fence_manager_init(dev);
 	return 0;