Re: [PATCH RFC 01/20] rust_binder: define a Rust binder driver - Greg Kroah-Hartman

From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Alice Ryhl <aliceryhl@google.com>
Cc: "Arve Hjønnevåg" <arve@android.com>,
	"Todd Kjos" <tkjos@android.com>,
	"Martijn Coenen" <maco@android.com>,
	"Joel Fernandes" <joel@joelfernandes.org>,
	"Christian Brauner" <brauner@kernel.org>,
	"Carlos Llamas" <cmllamas@google.com>,
	"Suren Baghdasaryan" <surenb@google.com>,
	"Miguel Ojeda" <ojeda@kernel.org>,
	"Alex Gaynor" <alex.gaynor@gmail.com>,
	"Wedson Almeida Filho" <wedsonaf@gmail.com>,
	linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org,
	"Boqun Feng" <boqun.feng@gmail.com>,
	"Gary Guo" <gary@garyguo.net>,
	"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
	"Benno Lossin" <benno.lossin@proton.me>,
	"Andreas Hindborg" <a.hindborg@samsung.com>,
	"Matt Gilbride" <mattgilbride@google.com>,
	"Jeffrey Vander Stoep" <jeffv@google.com>,
	"Matthew Maurer" <mmaurer@google.com>
Subject: Re: [PATCH RFC 01/20] rust_binder: define a Rust binder driver
Date: Wed, 1 Nov 2023 19:09:20 +0100	[thread overview]
Message-ID: <2023110108-overarch-dumpster-5452@gregkh> (raw)
In-Reply-To: <20231101-rust-binder-v1-1-08ba9197f637@google.com>

On Wed, Nov 01, 2023 at 06:01:31PM +0000, Alice Ryhl wrote:
> From: Wedson Almeida Filho <wedsonaf@gmail.com>
> 
> Define the Rust binder driver, and set up the helpers for making C types
> accessible from Rust.
> 
> Signed-off-by: Wedson Almeida Filho <wedsonaf@gmail.com>
> Co-developed-by: Alice Ryhl <aliceryhl@google.com>
> Signed-off-by: Alice Ryhl <aliceryhl@google.com>
> ---
>  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?