linux-kernel - Re: [PATCH v4 3/4] rust: sync: add `CondVar::wait

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Date: Wed, 24 Jan 2024 16:07:29 +0100
From: Alice Ryhl <aliceryhl@...gle.com>
To: Miguel Ojeda <ojeda@...nel.org>, Alex Gaynor <alex.gaynor@...il.com>, 
	Wedson Almeida Filho <wedsonaf@...il.com>, Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>, 
	Björn Roy Baron <bjorn3_gh@...tonmail.com>, 
	Benno Lossin <benno.lossin@...ton.me>, Andreas Hindborg <a.hindborg@...sung.com>, 
	Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, Will Deacon <will@...nel.org>, 
	Waiman Long <longman@...hat.com>, Tiago Lam <tiagolam@...il.com>, 
	Thomas Gleixner <tglx@...utronix.de>
Cc: Martin Rodriguez Reboredo <yakoyoku@...il.com>, rust-for-linux@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 3/4] rust: sync: add `CondVar::wait_timeout`

On Mon, Jan 8, 2024 at 3:50 PM Alice Ryhl <aliceryhl@...gle.com> wrote:
> +/// The return type of `wait_timeout`.
> +pub enum CondVarTimeoutResult {
> +    /// The timeout was reached.
> +    Timeout,
> +    /// Somebody woke us up.
> +    Woken {
> +        /// Remaining sleep duration.
> +        jiffies: Jiffies,
> +    },
> +    /// A signal occurred.
> +    Signal {
> +        /// Remaining sleep duration.
> +        jiffies: Jiffies,
> +    },
> +}

I just realized that this needs to be re-exported from kernel::sync.
Otherwise this struct is unreachable, since the kernel::sync::condvar
module is private.

Maybe Miguel can just add that when he picks this?

Alice