From: "Gary Guo" <gary@garyguo.net>
To: "Miguel Ojeda" <ojeda@kernel.org>,
"Nathan Chancellor" <nathan@kernel.org>,
"Nicolas Schier" <nsc@kernel.org>,
"Danilo Krummrich" <dakr@kernel.org>,
"Andreas Hindborg" <a.hindborg@kernel.org>,
"Catalin Marinas" <catalin.marinas@arm.com>,
"Will Deacon" <will@kernel.org>, "Paul Walmsley" <pjw@kernel.org>,
"Palmer Dabbelt" <palmer@dabbelt.com>,
"Albert Ou" <aou@eecs.berkeley.edu>,
"Alexandre Courbot" <acourbot@nvidia.com>,
"David Airlie" <airlied@gmail.com>,
"Simona Vetter" <simona@ffwll.ch>,
"Brendan Higgins" <brendan.higgins@linux.dev>,
"David Gow" <david@davidgow.net>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Arve Hjønnevåg" <arve@android.com>,
"Todd Kjos" <tkjos@android.com>,
"Christian Brauner" <christian@brauner.io>,
"Carlos Llamas" <cmllamas@google.com>,
"Alice Ryhl" <aliceryhl@google.com>,
"Jonathan Corbet" <corbet@lwn.net>
Cc: "Boqun Feng" <boqun@kernel.org>, "Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <lossin@kernel.org>,
"Trevor Gross" <tmgross@umich.edu>,
rust-for-linux@vger.kernel.org, linux-kbuild@vger.kernel.org,
"Lorenzo Stoakes" <lorenzo.stoakes@oracle.com>,
"Vlastimil Babka" <vbabka@kernel.org>,
"Liam R . Howlett" <Liam.Howlett@oracle.com>,
"Uladzislau Rezki" <urezki@gmail.com>,
linux-block@vger.kernel.org,
"moderated for non-subscribers"
<linux-arm-kernel@lists.infradead.org>,
"Alexandre Ghiti" <alex@ghiti.fr>,
linux-riscv@lists.infradead.org, nouveau@lists.freedesktop.org,
dri-devel@lists.freedesktop.org, "Rae Moar" <raemoar63@gmail.com>,
linux-kselftest@vger.kernel.org, kunit-dev@googlegroups.com,
"Nick Desaulniers" <nick.desaulniers+lkml@gmail.com>,
"Bill Wendling" <morbo@google.com>,
"Justin Stitt" <justinstitt@google.com>,
llvm@lists.linux.dev, linux-kernel@vger.kernel.org,
"Shuah Khan" <skhan@linuxfoundation.org>,
linux-doc@vger.kernel.org
Subject: Re: [PATCH 04/33] rust: remove `RUSTC_HAS_SLICE_AS_FLATTENED` and simplify code
Date: Wed, 01 Apr 2026 14:18:37 +0100 [thread overview]
Message-ID: <DHHUJF4R0YBA.1SN13R4WRTBUE@garyguo.net> (raw)
In-Reply-To: <20260401114540.30108-5-ojeda@kernel.org>
On Wed Apr 1, 2026 at 12:45 PM BST, Miguel Ojeda wrote:
> With the Rust version bump in place, the `RUSTC_HAS_SLICE_AS_FLATTENED`
> Kconfig (automatic) option is always true.
>
> Thus remove the option and simplify the code.
>
> In particular, this includes removing the `slice` module which contained
> the temporary slice helpers, i.e. the `AsFlattened` extension trait and
> its `impl`s.
>
> Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
Reviewed-by: Gary Guo <gary@garyguo.net>
> ---
> init/Kconfig | 3 ---
> rust/kernel/lib.rs | 1 -
> rust/kernel/prelude.rs | 3 ---
> rust/kernel/slice.rs | 49 ------------------------------------------
> 4 files changed, 56 deletions(-)
> delete mode 100644 rust/kernel/slice.rs
next prev parent reply other threads:[~2026-04-01 13:18 UTC|newest]
Thread overview: 107+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-01 11:45 [PATCH 00/33] rust: bump minimum Rust and `bindgen` versions Miguel Ojeda
2026-04-01 11:45 ` [PATCH 01/33] rust: bump Rust minimum supported version to 1.85.0 (Debian Trixie) Miguel Ojeda
2026-04-01 12:24 ` Alice Ryhl
2026-04-01 12:28 ` Danilo Krummrich
2026-04-01 13:11 ` Gary Guo
2026-04-01 13:28 ` Gary Guo
2026-04-01 13:31 ` Miguel Ojeda
2026-04-01 14:57 ` Benno Lossin
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 02/33] rust: bump Clippy's MSRV and clean `incompatible_msrv` allows Miguel Ojeda
2026-04-01 13:15 ` Gary Guo
2026-04-01 15:39 ` Danilo Krummrich
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 03/33] rust: simplify `RUSTC_VERSION` Kconfig conditions Miguel Ojeda
2026-04-01 13:18 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 04/33] rust: remove `RUSTC_HAS_SLICE_AS_FLATTENED` and simplify code Miguel Ojeda
2026-04-01 13:18 ` Gary Guo [this message]
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 05/33] rust: remove `RUSTC_HAS_COERCE_POINTEE` " Miguel Ojeda
2026-04-01 13:44 ` Gary Guo
2026-04-01 15:38 ` Danilo Krummrich
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 06/33] rust: kbuild: remove skipping of `-Wrustdoc::unescaped_backticks` Miguel Ojeda
2026-04-01 13:44 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 07/33] rust: kbuild: remove `feature(...)`s that are now stable Miguel Ojeda
2026-04-01 13:51 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 08/33] rust: kbuild: simplify `--remap-path-prefix` workaround Miguel Ojeda
2026-04-01 13:59 ` Gary Guo
2026-04-01 17:36 ` Miguel Ojeda
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 09/33] rust: kbuild: make `--remap-path-prefix` workaround conditional Miguel Ojeda
2026-04-01 14:08 ` Gary Guo
2026-04-01 17:39 ` Miguel Ojeda
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 10/33] rust: transmute: simplify code with Rust 1.80.0 `split_at_*checked()` Miguel Ojeda
2026-04-01 14:10 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 11/33] rust: alloc: simplify with `NonNull::add()` now that it is stable Miguel Ojeda
2026-04-01 12:28 ` Danilo Krummrich
2026-04-01 14:12 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 12/33] rust: macros: update `extract_if` MSRV TODO comment Miguel Ojeda
2026-04-01 14:18 ` Gary Guo
2026-04-01 17:45 ` Miguel Ojeda
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 13/33] rust: block: update `const_refs_to_static` " Miguel Ojeda
2026-04-01 14:37 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 14/33] rust: bump `bindgen` minimum supported version to 0.71.1 (Debian Trixie) Miguel Ojeda
2026-04-01 14:38 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 15/33] rust: rust_is_available: remove warning for 0.66.[01] buggy versions Miguel Ojeda
2026-04-01 14:58 ` Gary Guo
2026-04-02 7:12 ` Miguel Ojeda
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 16/33] rust: rust_is_available: remove warning for < 0.69.5 && libclang >= 19.1 Miguel Ojeda
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 17/33] rust: kbuild: update `bindgen --rust-target` version and replace comment Miguel Ojeda
2026-04-01 15:05 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 18/33] rust: kbuild: remove "dummy parameter" workaround for `bindgen` < 0.71.1 Miguel Ojeda
2026-04-01 15:05 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 19/33] rust: kbuild: remove "`try` keyword" workaround for `bindgen` < 0.59.2 Miguel Ojeda
2026-04-01 15:05 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 20/33] rust: kbuild: remove unneeded old `allow`s for generated layout tests Miguel Ojeda
2026-04-01 15:05 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 21/33] gpu: nova-core: bindings: remove unneeded `cfg_attr` Miguel Ojeda
2026-04-01 12:29 ` Danilo Krummrich
2026-04-01 15:08 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 22/33] docs: rust: quick-start: openSUSE provides `rust-src` package nowadays Miguel Ojeda
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 23/33] docs: rust: quick-start: update Ubuntu versioned packages Miguel Ojeda
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 24/33] docs: rust: quick-start: update minimum Ubuntu version Miguel Ojeda
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 25/33] docs: rust: quick-start: add Ubuntu 26.04 LTS and remove subsection title Miguel Ojeda
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 26/33] docs: rust: quick-start: remove Gentoo "testing" note Miguel Ojeda
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 27/33] docs: rust: quick-start: remove Nix "unstable channel" note Miguel Ojeda
2026-04-01 15:10 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 28/33] docs: rust: quick-start: remove GDB/Binutils mention Miguel Ojeda
2026-04-01 15:15 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 29/33] docs: rust: general-information: simplify Kconfig example Miguel Ojeda
2026-04-01 15:16 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 30/33] docs: rust: general-information: use real example Miguel Ojeda
2026-04-01 15:16 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 31/33] rust: declare cfi_encoding for lru_status Miguel Ojeda
2026-04-01 15:20 ` Gary Guo
2026-04-01 11:45 ` [PATCH 32/33] rust: kbuild: support global per-version flags Miguel Ojeda
2026-04-01 15:26 ` Gary Guo
2026-04-05 23:15 ` Miguel Ojeda
2026-04-01 22:59 ` Tamir Duberstein
2026-04-01 11:45 ` [PATCH 33/33] rust: kbuild: allow `clippy::precedence` for Rust < 1.86.0 Miguel Ojeda
2026-04-01 15:28 ` Gary Guo
2026-04-01 22:59 ` Tamir Duberstein
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=DHHUJF4R0YBA.1SN13R4WRTBUE@garyguo.net \
--to=gary@garyguo.net \
--cc=Liam.Howlett@oracle.com \
--cc=a.hindborg@kernel.org \
--cc=acourbot@nvidia.com \
--cc=airlied@gmail.com \
--cc=alex@ghiti.fr \
--cc=aliceryhl@google.com \
--cc=aou@eecs.berkeley.edu \
--cc=arve@android.com \
--cc=bjorn3_gh@protonmail.com \
--cc=boqun@kernel.org \
--cc=brendan.higgins@linux.dev \
--cc=catalin.marinas@arm.com \
--cc=christian@brauner.io \
--cc=cmllamas@google.com \
--cc=corbet@lwn.net \
--cc=dakr@kernel.org \
--cc=david@davidgow.net \
--cc=dri-devel@lists.freedesktop.org \
--cc=gregkh@linuxfoundation.org \
--cc=justinstitt@google.com \
--cc=kunit-dev@googlegroups.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-block@vger.kernel.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kbuild@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-kselftest@vger.kernel.org \
--cc=linux-riscv@lists.infradead.org \
--cc=llvm@lists.linux.dev \
--cc=lorenzo.stoakes@oracle.com \
--cc=lossin@kernel.org \
--cc=morbo@google.com \
--cc=nathan@kernel.org \
--cc=nick.desaulniers+lkml@gmail.com \
--cc=nouveau@lists.freedesktop.org \
--cc=nsc@kernel.org \
--cc=ojeda@kernel.org \
--cc=palmer@dabbelt.com \
--cc=pjw@kernel.org \
--cc=raemoar63@gmail.com \
--cc=rust-for-linux@vger.kernel.org \
--cc=simona@ffwll.ch \
--cc=skhan@linuxfoundation.org \
--cc=tkjos@android.com \
--cc=tmgross@umich.edu \
--cc=urezki@gmail.com \
--cc=vbabka@kernel.org \
--cc=will@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox