linux-kernel - Re: [PATCH v2] rust: enable slice_flatten feature and provide it through an extension trait

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Message-ID: <CANiq72=ueGrFG-pj+4snGnbrT-AW16_gMAUHn=3pVCE5JX8gRg@mail.gmail.com>
Date: Tue, 4 Nov 2025 15:16:45 +0100
From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To: Alice Ryhl <aliceryhl@...gle.com>
Cc: Alexandre Courbot <acourbot@...dia.com>, Miguel Ojeda <ojeda@...nel.org>, 
	Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>, 
	Björn Roy Baron <bjorn3_gh@...tonmail.com>, 
	Benno Lossin <lossin@...nel.org>, Andreas Hindborg <a.hindborg@...nel.org>, 
	Trevor Gross <tmgross@...ch.edu>, Danilo Krummrich <dakr@...nel.org>, 
	Nathan Chancellor <nathan@...nel.org>, Nicolas Schier <nicolas.schier@...ux.dev>, 
	linux-kernel@...r.kernel.org, rust-for-linux@...r.kernel.org, 
	linux-kbuild@...r.kernel.org
Subject: Re: [PATCH v2] rust: enable slice_flatten feature and provide it
 through an extension trait

On Tue, Nov 4, 2025 at 3:10 PM Alice Ryhl <aliceryhl@...gle.com> wrote:
>
> You should double-check, but I don't think you need to list it here
> because all uses of the unstable method are under the `rust/` directory.

Yeah, having the indirection and no macros expanding it, it should not
be needed.

It doesn't matter much, since it is stable anyway, but removing it
would at least help other crates not using the indirection by mistake.

Cheers,
Miguel