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
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