GFP_NOWAIT
GFP_NOWAIT);
ret = idr_alloc(&file_priv->object_idr, obj, 1, 0, GFP_NOWAIT);
node->stack = depot_save_stack(&trace, GFP_NOWAIT);
ret = idr_alloc(&file_private->syncobj_idr, syncobj, 1, 0, GFP_NOWAIT);
ret = idr_alloc(&file_private->syncobj_idr, syncobj, 1, 0, GFP_NOWAIT);
GFP_NOWAIT | __GFP_NOWARN);