# Re: \[PATCH v2 1/3\] ACPI: osl: Add \_\_force attribute in acpi\_os\_map\_iomem() cast

- From: Lorenzo Pieralisi \<hidden\>
- Date: 2021-08-16 09:59:04 
- List: linux-arm-kernel
- Page: https://ratatoskr.run/linux-arm-kernel/2021/08/1478715
- Thread: https://ratatoskr.run/linux-acpi/2021/07/1457305/t.md

```text
On Wed, Aug 11, 2021 at 03:55:08PM +0100, Lorenzo Pieralisi wrote:
> On Wed, Aug 11, 2021 at 03:08:24PM +0100, Christoph Hellwig wrote:
> > On Wed, Aug 11, 2021 at 12:40:28PM +0200, Ard Biesheuvel wrote:
> > > The whole problem we are solving here is that ACPI, being based on
> > > x86, conflates MMIO mappings with memory mappings, and has been using
> > > the same underlying infrastructure for either.
> > 
> > So let's fix that problem instead of papering over it.
> 
> Patch (3) in this series is a fix - I would ask whether it makes
> sense to merge patches (2-3) now and think about reworking the current
> ACPI IO/MEM mapping API later, it can be an invasive change for a fix,
> assuming we agree on how to rework the ACPI IO/MEM mapping API.

What should we do then with this series ?

Thanks,
Lorenzo

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