Re: [PATCH RFC 01/20] rust_binder: define a Rust binder driver

[Greg Kroah-Hartman]

On Wed, Nov 01, 2023 at 06:01:31PM +0000, Alice Ryhl wrote:
> From: Wedson Almeida Filho <wedsonaf@xxxxxxxxx>
> 
> Define the Rust binder driver, and set up the helpers for making C types
> accessible from Rust.
> 
> Signed-off-by: Wedson Almeida Filho <wedsonaf@xxxxxxxxx>
> Co-developed-by: Alice Ryhl <aliceryhl@xxxxxxxxxx>
> Signed-off-by: Alice Ryhl <aliceryhl@xxxxxxxxxx>
> ---
>  drivers/android/Kconfig             | 11 +++++++++++
>  drivers/android/Makefile            |  1 +
>  drivers/android/rust_binder.rs      | 21 +++++++++++++++++++++
>  include/uapi/linux/android/binder.h | 30 ++++++++++++++++--------------
>  rust/bindings/bindings_helper.h     |  1 +
>  5 files changed, 50 insertions(+), 14 deletions(-)
> 
> diff --git a/drivers/android/Kconfig b/drivers/android/Kconfig
> index 07aa8ae0a058..fcfd25c9a016 100644
> --- a/drivers/android/Kconfig
> +++ b/drivers/android/Kconfig
> @@ -13,6 +13,17 @@ config ANDROID_BINDER_IPC
>  	  Android process, using Binder to identify, invoke and pass arguments
>  	  between said processes.
>  
> +config ANDROID_BINDER_IPC_RUST
> +	bool "Android Binder IPC Driver in Rust"
> +	depends on MMU && RUST

Can RUST even build on non-mmu systems?