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References: <20240205-b4-rbtree-v1-0-995e3eee38c0@google.com> <20240205-b4-rbtree-v1-3-995e3eee38c0@google.com>
In-Reply-To: <20240205-b4-rbtree-v1-3-995e3eee38c0@google.com>
From: Alice Ryhl <aliceryhl@google.com>
Date: Fri, 9 Feb 2024 14:06:05 +0100
Message-ID: <CAH5fLgj8eZRbiuG7MgRaDbZHkUVUfSXuUdEqUB4foysds2vk1Q@mail.gmail.com>
Subject: Re: [PATCH 3/6] rust: rbtree: add `RBTreeIterator`
To: mattgilbride@google.com
Cc: Miguel Ojeda <ojeda@kernel.org>, Alex Gaynor <alex.gaynor@gmail.com>, 
	Wedson Almeida Filho <wedsonaf@gmail.com>, Boqun Feng <boqun.feng@gmail.com>, Gary Guo <gary@garyguo.net>, 
	=?UTF-8?Q?Bj=C3=B6rn_Roy_Baron?= <bjorn3_gh@protonmail.com>, 
	Benno Lossin <benno.lossin@proton.me>, Andreas Hindborg <a.hindborg@samsung.com>, 
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>, =?UTF-8?B?QXJ2ZSBIasO4bm5ldsOlZw==?= <arve@android.com>, 
	Todd Kjos <tkjos@android.com>, Martijn Coenen <maco@android.com>, 
	Joel Fernandes <joel@joelfernandes.org>, Carlos Llamas <cmllamas@google.com>, 
	Suren Baghdasaryan <surenb@google.com>, Christian Brauner <brauner@kernel.org>, Rob Landley <rob@landley.net>, 
	Davidlohr Bueso <dave@stgolabs.net>, Michel Lespinasse <michel@lespinasse.org>, 
	rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org
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On Mon, Feb 5, 2024 at 4:50=E2=80=AFPM <mattgilbride@google.com> wrote:
>
> From: Wedson Almeida Filho <wedsonaf@gmail.com>
>
> - Add Iterator implementation (`RBTreeIterator`) for `RBTree`, allowing
>   iteration over (key, value) pairs in key order.
> - Add individual `keys()` and `values()` functions to iterate over keys
>   or values alone.
> - Update doctests to use iteration instead of explicitly getting items.
>
> Iteration is needed by the binder driver to enumerate all values in a
> tree for oneway spam detection [1].
>
> Link: https://lore.kernel.org/rust-for-linux/20231101-rust-binder-v1-17-0=
8ba9197f637@google.com/ [1]
> Signed-off-by: Wedson Almeida Filho <wedsonaf@gmail.com>
> Signed-off-by: Matt Gilbride <mattgilbride@google.com>

I have looked at these bindings many times over the past year. They
look good to me.

Reviewed-by: Alice Ryhl <aliceryhl@google.com>

These abstractions have been very heavily exercised by the Rust Binder
driver.

Tested-by: Alice Ryhl <aliceryhl@google.com>