Re: [PATCH] rust: io: convert `PhysAddr` type alias to newtype

[Danilo Krummrich]

Hi Albab,

On Mon May 4, 2026 at 6:57 AM CEST, Albab Hasan wrote:
> Makes `PhysAddr` a newtype wrapper around `bindings::phys_addr_t`.
> This restricts what operations are possible with physical address
> values, helping prevent mistakes such as mixing them with other
> integer quantities.
>
> Arithmetic operations are intentionally not provided; none of the
> current users perform address arithmetic in Rust.
>
> Suggested-by: Miguel Ojeda <ojeda@xxxxxxxxxx>
> Link: https://github.com/Rust-for-Linux/linux/issues/1204
> Signed-off-by: Albab Hasan <albabhasan276@xxxxxxxxx>

Thanks for the patch; a similar patch [1] has already been submitted slightly
before this one.

May I suggest picking up another issue and / or help reviewing the other patch
in [1]?

Thanks,
Danilo

[1] https://lore.kernel.org/driver-core/20260503103050.200526-1-x@xxxxxxx/