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From:   Alice Ryhl <aliceryhl@google.com>
Date:   Wed, 6 Dec 2023 14:50:15 +0100
Message-ID: <CAH5fLghoyZHynwN7DK84sJERtDbuo_SbSty-0T8_xo2Dhj9Msw@mail.gmail.com>
Subject: Re: [PATCH v2 5/7] rust: file: add `Kuid` wrapper
To:     Peter Zijlstra <peterz@infradead.org>
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>,
        Alexander Viro <viro@zeniv.linux.org.uk>,
        Christian Brauner <brauner@kernel.org>,
        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>,
        Dan Williams <dan.j.williams@intel.com>,
        Kees Cook <keescook@chromium.org>,
        Matthew Wilcox <willy@infradead.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Daniel Xu <dxu@dxuuu.xyz>, linux-kernel@vger.kernel.org,
        rust-for-linux@vger.kernel.org, linux-fsdevel@vger.kernel.org
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On Wed, Dec 6, 2023 at 2:40=E2=80=AFPM Peter Zijlstra <peterz@infradead.org=
> wrote:
> > I can reimplement these specific functions as inline Rust functions,
>
> That would be good, but how are you going to do that without duplicating
> the horror that is struct task_struct ?

That shouldn't be an issue. The bindgen tool takes care of generating
a Rust version of struct task_struct for us at build time. The only
thing it can't handle is inline functions and #defines.

I'll respond to the other things later. But thank you for the thorough
explanation!

Alice