linux-kernel - Re: [PATCH] rust: alloc: use `spare_capacity

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Message-ID: <Z9gMiNEWGt7R4NA9@google.com>
Date: Mon, 17 Mar 2025 11:50:32 +0000
From: Alice Ryhl <aliceryhl@...gle.com>
To: Tamir Duberstein <tamird@...il.com>
Cc: Danilo Krummrich <dakr@...nel.org>, Miguel Ojeda <ojeda@...nel.org>, 
	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@...nel.org>, Trevor Gross <tmgross@...ch.edu>, 
	rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] rust: alloc: use `spare_capacity_mut` to reduce unsafe

On Mon, Mar 17, 2025 at 07:42:28AM -0400, Tamir Duberstein wrote:
> Use `spare_capacity_mut` in the implementation of `push` to reduce the
> use of `unsafe`. Both methods were added in commit 2aac4cd7dae3 ("rust:
> alloc: implement kernel `Vec` type").
> 
> Signed-off-by: Tamir Duberstein <tamird@...il.com>

Looks reasonable enough.

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