>> Moreover, your explanation is still insufficient. Even if >> node_device_release() is empty function, we can get rid of the >> warning. > > > I don't understand it. How can we get rid of the warning? See cpu_device_release() for example. >> Why do we need this node_device_release() implementation? > > I think that this is a manner of releasing object related kobject. No. Usually we never call memset() from release callback. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>