Re: [PATCH 22/27] serial: Make uart_port's ioport "unsigned long".

Josh Boyer
2008-10-10T12:56:10Z

On Fri, Oct 10, 2008 at 11:50:56AM +0100, Alan Cox wrote:
>From: David Miller <davem@davemloft.net>
>
>Otherwise the top 32-bits of the resource value get chopped
>off on 64-bit systems, and the resulting I/O accesses go to
>random places.
>
>Thanks to testing and debugging by Josip Rodin, which helped
>track this down.
>
>Signed-off-by: David S. Miller <davem@davemloft.net>
>Signed-off-by: Alan Cox <alan@redhat.com>

I emailed on an earlier posting of this about using resource_size_t
instead as we have 32-bit CPUs with 64-bit address spaces. If I'm
totally wrong, that's fine but I'm still wondering if that would be
a better general solution.

josh