linux-kernel - Re: [PATCH v3 04/13] rust: hrtimer: implement `TimerPointer` for `Arc`

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Message-Id: <4D006430-A78E-476C-BC59-AE3F2BC24584@collabora.com>
Date: Fri, 22 Nov 2024 13:24:04 -0300
From: Daniel Almeida <daniel.almeida@...labora.com>
To: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Cc: Andreas Hindborg <a.hindborg@...nel.org>,
 Lyude Paul <lyude@...hat.com>,
 Miguel Ojeda <ojeda@...nel.org>,
 Anna-Maria Behnsen <anna-maria@...utronix.de>,
 Frederic Weisbecker <frederic@...nel.org>,
 Thomas Gleixner <tglx@...utronix.de>,
 Alex Gaynor <alex.gaynor@...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>,
 Alice Ryhl <aliceryhl@...gle.com>,
 Trevor Gross <tmgross@...ch.edu>,
 rust-for-linux@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 04/13] rust: hrtimer: implement `TimerPointer` for
 `Arc`

Hi everyone,

> On 22 Nov 2024, at 09:36, Miguel Ojeda <miguel.ojeda.sandonis@...il.com> wrote:
> 
> On Wed, Nov 20, 2024 at 4:52 PM Andreas Hindborg <a.hindborg@...nel.org> wrote:
>> 
>> No particular reason. It is often easier to rebase things around when
>> they are on their own line.

I do agree. You get way fewer conflicts this way.

IMHO, imports_granularity=item and group_imports=StdExternalCrate would make things
a bit more tidy.

>> 
>> Are there any code guidelines to follow on this?
> 
> Not yet -- we have a mixture of styles, though we typically don't go
> to the item-level like in this patch, and instead have done it closer
> to the "Crate" or "Module" styles.
> 
> Ideally we would automate at least to some degree, but currently the
> relevant `rustfmt` options are unstable:
> 
>    https://rust-lang.github.io/rustfmt/#imports_indent
>    https://rust-lang.github.io/rustfmt/#imports_layout
>    https://rust-lang.github.io/rustfmt/#imports_granularity
>    https://rust-lang.github.io/rustfmt/#group_imports

This is a bit unfortunate indeed.

> 
> I agree that deciding on one style would be nice (especially if it is
> reasonable to expect that the style would be eventually supported by
> `rustfmt`).
> 
> Cheers,
> Miguel
> 

— Daniel