Re: [PATCH v2 1/3] ACPI: osl: Add __force attribute in acpi_os_map_iomem() cast

[Christoph Hellwig]

On Mon, Aug 02, 2021 at 04:23:57PM +0100, Lorenzo Pieralisi wrote:
> Add a __force attribute to the void* cast in acpi_os_map_iomem()
> to prevent sparse warnings.

Err, no.  These annotation are there for a reason and need to
be propagated instead.  And independent of that a __force cast
without a comment explaining it is a complete no-go.