linux-kernel - Re: [PATCH 2/3] rust: kernel: remove redundant imports

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Message-ID: <CAH5fLgjS5NeXHTqqgcb5nhC9XZ1qSzh5tWD+fvNUf93_PNGWdg@mail.gmail.com>
Date: Tue, 2 Apr 2024 11:48:39 +0200
From: Alice Ryhl <aliceryhl@...gle.com>
To: Miguel Ojeda <ojeda@...nel.org>
Cc: Wedson Almeida Filho <wedsonaf@...il.com>, 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>, Andreas Hindborg <a.hindborg@...sung.com>, 
	rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org, 
	patches@...ts.linux.dev
Subject: Re: [PATCH 2/3] rust: kernel: remove redundant imports

On Mon, Apr 1, 2024 at 11:23 PM Miguel Ojeda <ojeda@...nel.org> wrote:
>
> Rust's `unused_imports` lint covers both unused and redundant imports.
> In the upcoming 1.78.0, the lint detects more cases of redundant imports
> [1], e.g.:
>
>     error: the item `bindings` is imported redundantly
>       --> rust/kernel/print.rs:38:9
>        |
>     38 |     use crate::bindings;
>        |         ^^^^^^^^^^^^^^^ the item `bindings` is already defined by prelude
>
> Most cases are `use crate::bindings`, plus a few other items like `Box`.
> Thus clean them up.
>
> Note that, in the `bindings` case, the message "defined by prelude"
> above means the extern prelude, i.e. the `--extern` flags we pass.
>
> Link: https://github.com/rust-lang/rust/pull/117772 [1]
> Signed-off-by: Miguel Ojeda <ojeda@...nel.org>

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