linux-kernel - Re: [PATCH v1 7/7] rust: workqueue: add `try

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Message-ID: <20230531140346.3707802-1-aliceryhl@google.com>
Date:   Wed, 31 May 2023 14:03:46 +0000
From:   Alice Ryhl <aliceryhl@...gle.com>
To:     benno.lossin@...ton.me
Cc:     alex.gaynor@...il.com, aliceryhl@...gle.com,
        bjorn3_gh@...tonmail.com, boqun.feng@...il.com, gary@...yguo.net,
        jiangshanlai@...il.com, linux-kernel@...r.kernel.org,
        ojeda@...nel.org, patches@...ts.linux.dev,
        rust-for-linux@...r.kernel.org, tj@...nel.org, wedsonaf@...il.com
Subject: Re: [PATCH v1 7/7] rust: workqueue: add `try_spawn` helper method

Benno Lossin <benno.lossin@...ton.me> writes:
>> +    /// Tries to spawn the given function or closure as a work item.
>> +    ///
>> +    /// This method can fail because it allocates memory to store the work item.
>> +    pub fn try_spawn<T: 'static + Send + Fn()>(&self, func: T) -> Result {
> 
> Why is this `Fn()` instead of `FnOnce()`?

That's a mistake. Good catch. It will be fixed in the next version.

Alice