linux-kernel - Re: [PATCH 16/19] Documentation: rust: add coding guidelines on lints

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Message-ID: <CAH5fLgg20kDCJfD_6+fTSogOnpqK0x3a6eKaTahgSvdgfFzSEw@mail.gmail.com>
Date: Thu, 5 Sep 2024 10:15:47 +0200
From: Alice Ryhl <aliceryhl@...gle.com>
To: Miguel Ojeda <ojeda@...nel.org>
Cc: 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>, 
	Trevor Gross <tmgross@...ch.edu>, rust-for-linux@...r.kernel.org, 
	linux-kernel@...r.kernel.org, patches@...ts.linux.dev
Subject: Re: [PATCH 16/19] Documentation: rust: add coding guidelines on lints

On Wed, Sep 4, 2024 at 10:45 PM Miguel Ojeda <ojeda@...nel.org> wrote:
>
> In the C side, disabling diagnostics locally, i.e. within the source code,
> is rare (at least in the kernel). Sometimes warnings are manipulated
> via the flags at the translation unit level, but that is about it.
>
> In Rust, it is easier to change locally the "level" of lints
> (e.g. allowing them locally). In turn, this means it is easier to
> globally enable more lints that may trigger a few false positives here
> and there that need to be allowed ocally, but that generally can spot
> issues or bugs.
>
> Thus document this.
>
> Signed-off-by: Miguel Ojeda <ojeda@...nel.org>

Wow, does C really not have an easier way to do it?

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