On Wednesday 25 February 2015 11:20:41 Joshua Clayton wrote: > Hello folks, > I notice that io_request_and_map has no inverse. > I would like to add a new function to undo what it does. > What do you want to use this for? So far all users are in essential drivers (clk and clocksource) that result in a boot failure if this goes wrong. Normal drivers can probably always use devm_ioremap_resource(), which has an automatic cleanup. Arnd -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html