static struct i915_global_request {
        struct i915_global base;
        struct kmem_cache *slab_requests;
-       struct kmem_cache *slab_dependencies;
        struct kmem_cache *slab_execute_cbs;
 } global;
 
 
 static void i915_global_request_shrink(void)
 {
-       kmem_cache_shrink(global.slab_dependencies);
        kmem_cache_shrink(global.slab_execute_cbs);
        kmem_cache_shrink(global.slab_requests);
 }
 
 static void i915_global_request_exit(void)
 {
-       kmem_cache_destroy(global.slab_dependencies);
        kmem_cache_destroy(global.slab_execute_cbs);
        kmem_cache_destroy(global.slab_requests);
 }
        if (!global.slab_execute_cbs)
                goto err_requests;
 
-       global.slab_dependencies = KMEM_CACHE(i915_dependency,
-                                             SLAB_HWCACHE_ALIGN |
-                                             SLAB_RECLAIM_ACCOUNT);
-       if (!global.slab_dependencies)
-               goto err_execute_cbs;
-
        i915_global_register(&global.base);
        return 0;
 
-err_execute_cbs:
-       kmem_cache_destroy(global.slab_execute_cbs);
 err_requests:
        kmem_cache_destroy(global.slab_requests);
        return -ENOMEM;