From: Nicolas Schier <nsc@kernel.org>
To: Miguel Ojeda <ojeda@kernel.org>
Cc: "Rong Xu" <xur@google.com>, "Han Shen" <shenhan@google.com>,
"Nathan Chancellor" <nathan@kernel.org>,
linux-kbuild@vger.kernel.org, "Boqun Feng" <boqun@kernel.org>,
"Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <lossin@kernel.org>,
"Andreas Hindborg" <a.hindborg@kernel.org>,
"Alice Ryhl" <aliceryhl@google.com>,
"Trevor Gross" <tmgross@umich.edu>,
"Danilo Krummrich" <dakr@kernel.org>,
"Daniel Almeida" <daniel.almeida@collabora.com>,
"Tamir Duberstein" <tamird@kernel.org>,
"Alexandre Courbot" <acourbot@nvidia.com>,
"Onur Özkan" <work@onurozkan.dev>,
rust-for-linux@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH] kbuild: rust: support stabilized flag `-Cprofile-sample-use` for Rust >= 1.100
Date: Sat, 7 Nov 2026 14:21:12 +0100 [thread overview]
Message-ID: <au8lyM5upSIKcEdr@levanger> (raw)
In-Reply-To: <20261106073528.93371-1-ojeda@kernel.org>
On Fri, Nov 06, 2026 at 08:35:28AM +0100, Miguel Ojeda wrote:
> Starting with Rust 1.100.0 (expected 2026-11-12), the
> `-Zprofile-sample-use` flag has been stabilized as
> `-Cprofile-sample-use` and the former is not available anymore [1].
>
> Without this change, when building with `CLANG_AUTOFDO_PROFILE` set, one
> gets in the latest betas and nightlies:
>
> error: unknown unstable option: `profile-sample-use`
>
> Thus pass the right name.
>
> Cc: stable@vger.kernel.org # Needed in 7.3.y.
> Link: https://github.com/rust-lang/rust/pull/155942 [1]
> Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
> ---
> I can take it via `rust-fixes` to get it in for the release, but please
> let me know if you prefer to do something else. Thanks!
'rust-fixes' sounds good, thanks!
Acked-by: Nicolas Schier <nsc@kernel.org>
--
Nicolas
prev parent reply other threads:[~2026-11-07 13:23 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-06 7:35 [PATCH] kbuild: rust: support stabilized flag `-Cprofile-sample-use` for Rust >= 1.100 Miguel Ojeda
2026-11-06 10:45 ` Alice Ryhl
2026-11-06 11:04 ` Miguel Ojeda
2026-11-06 12:21 ` Gary Guo
2026-11-06 20:53 ` Nathan Chancellor
2026-11-07 13:21 ` Nicolas Schier [this message]
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