From: Miguel Ojeda <ojeda@kernel.org>
To: "Miguel Ojeda" <ojeda@kernel.org>,
"Nathan Chancellor" <nathan@kernel.org>,
"Nicolas Schier" <nsc@kernel.org>,
"Danilo Krummrich" <dakr@kernel.org>,
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Cc: "Boqun Feng" <boqun@kernel.org>, "Gary Guo" <gary@garyguo.net>,
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"Benno Lossin" <lossin@kernel.org>,
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"Shuah Khan" <skhan@linuxfoundation.org>,
linux-doc@vger.kernel.org, "Tamir Duberstein" <tamird@kernel.org>
Subject: [PATCH v2 28/33] docs: rust: quick-start: remove GDB/Binutils mention
Date: Mon, 6 Apr 2026 01:53:04 +0200 [thread overview]
Message-ID: <20260405235309.418950-29-ojeda@kernel.org> (raw)
In-Reply-To: <20260405235309.418950-1-ojeda@kernel.org>
The versions provided nowadays by even a distribution like Debian Stable
(and Debian Old Stable) are newer than those mentioned [1].
Thus remove the workaround.
Note that the minimum binutils version in the kernel is still 2.30, so
one could argue part of the note is still relevant, but it is unlikely
a kernel developer using such an old binutils is enabling Rust on a
modern kernel, especially when using distribution toolchains, e.g. the
Rust minimum version is not satisfied by Debian Old Stable.
So we are at the point where keeping the docs short and relevant for
essentially everyone is probably the better trade-off.
Link: https://packages.debian.org/search?suite=all&searchon=names&keywords=binutils [1]
Link: https://lore.kernel.org/all/CANiq72mCpc9=2TN_zC4NeDMpFQtPXAFvyiP+gRApg2vzspPWmw@mail.gmail.com/
Reviewed-by: Tamir Duberstein <tamird@kernel.org>
Reviewed-by: Gary Guo <gary@garyguo.net>
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
---
Documentation/rust/quick-start.rst | 9 ---------
1 file changed, 9 deletions(-)
diff --git a/Documentation/rust/quick-start.rst b/Documentation/rust/quick-start.rst
index 5bbe059a8fa3..a6ec3fa94d33 100644
--- a/Documentation/rust/quick-start.rst
+++ b/Documentation/rust/quick-start.rst
@@ -352,12 +352,3 @@ Hacking
To dive deeper, take a look at the source code of the samples
at ``samples/rust/``, the Rust support code under ``rust/`` and
the ``Rust hacking`` menu under ``Kernel hacking``.
-
-If GDB/Binutils is used and Rust symbols are not getting demangled, the reason
-is the toolchain does not support Rust's new v0 mangling scheme yet.
-There are a few ways out:
-
-- Install a newer release (GDB >= 10.2, Binutils >= 2.36).
-
-- Some versions of GDB (e.g. vanilla GDB 10.1) are able to use
- the pre-demangled names embedded in the debug info (``CONFIG_DEBUG_INFO``).
--
2.53.0
next prev parent reply other threads:[~2026-04-05 23:58 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-05 23:52 [PATCH v2 00/33] rust: bump minimum Rust and `bindgen` versions Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 01/33] rust: kbuild: remove `--remap-path-prefix` workarounds Miguel Ojeda
2026-04-06 0:18 ` Gary Guo
2026-04-06 14:28 ` Tamir Duberstein
2026-04-05 23:52 ` [PATCH v2 02/33] rust: kbuild: remove "`try` keyword" workaround for `bindgen` < 0.59.2 Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 03/33] rust: kbuild: remove unneeded old `allow`s for generated layout tests Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 04/33] gpu: nova-core: bindings: remove unneeded `cfg_attr` Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 05/33] rust: bump Rust minimum supported version to 1.85.0 (Debian Trixie) Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 06/33] rust: bump Clippy's MSRV and clean `incompatible_msrv` allows Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 07/33] rust: allow globally `clippy::incompatible_msrv` Miguel Ojeda
2026-04-06 0:18 ` Gary Guo
2026-04-06 14:28 ` Tamir Duberstein
2026-04-06 14:37 ` Miguel Ojeda
2026-04-06 15:30 ` Tamir Duberstein
2026-04-05 23:52 ` [PATCH v2 08/33] rust: simplify `RUSTC_VERSION` Kconfig conditions Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 09/33] rust: remove `RUSTC_HAS_SLICE_AS_FLATTENED` and simplify code Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 10/33] rust: remove `RUSTC_HAS_COERCE_POINTEE` " Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 11/33] rust: kbuild: remove skipping of `-Wrustdoc::unescaped_backticks` Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 12/33] rust: kbuild: remove `feature(...)`s that are now stable Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 13/33] rust: transmute: simplify code with Rust 1.80.0 `split_at_*checked()` Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 14/33] rust: alloc: simplify with `NonNull::add()` now that it is stable Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 15/33] rust: macros: simplify code using `feature(extract_if)` Miguel Ojeda
2026-04-06 14:28 ` Tamir Duberstein
2026-04-05 23:52 ` [PATCH v2 16/33] rust: block: update `const_refs_to_static` MSRV TODO comment Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 17/33] rust: bump `bindgen` minimum supported version to 0.71.1 (Debian Trixie) Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 18/33] rust: rust_is_available: remove warning for `bindgen` 0.66.[01] Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 19/33] rust: rust_is_available: remove warning for `bindgen` < 0.69.5 && libclang >= 19.1 Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 20/33] rust: kbuild: update `bindgen --rust-target` version and replace comment Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 21/33] rust: kbuild: remove "dummy parameter" workaround for `bindgen` < 0.71.1 Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 22/33] docs: rust: quick-start: openSUSE provides `rust-src` package nowadays Miguel Ojeda
2026-04-05 23:52 ` [PATCH v2 23/33] docs: rust: quick-start: update Ubuntu versioned packages Miguel Ojeda
2026-04-05 23:53 ` [PATCH v2 24/33] docs: rust: quick-start: update minimum Ubuntu version Miguel Ojeda
2026-04-05 23:53 ` [PATCH v2 25/33] docs: rust: quick-start: add Ubuntu 26.04 LTS and remove subsection title Miguel Ojeda
2026-04-05 23:53 ` [PATCH v2 26/33] docs: rust: quick-start: remove Gentoo "testing" note Miguel Ojeda
2026-04-05 23:53 ` [PATCH v2 27/33] docs: rust: quick-start: remove Nix "unstable channel" note Miguel Ojeda
2026-04-05 23:53 ` Miguel Ojeda [this message]
2026-04-05 23:53 ` [PATCH v2 29/33] docs: rust: general-information: simplify Kconfig example Miguel Ojeda
2026-04-05 23:53 ` [PATCH v2 30/33] docs: rust: general-information: use real example Miguel Ojeda
2026-04-05 23:53 ` [PATCH v2 31/33] rust: declare cfi_encoding for lru_status Miguel Ojeda
2026-04-05 23:53 ` [PATCH v2 32/33] rust: kbuild: support global per-version flags Miguel Ojeda
2026-04-06 14:28 ` Tamir Duberstein
2026-04-05 23:53 ` [PATCH v2 33/33] rust: kbuild: allow `clippy::precedence` for Rust < 1.86.0 Miguel Ojeda
2026-04-06 9:03 ` [PATCH v2 00/33] rust: bump minimum Rust and `bindgen` versions Miguel Ojeda
2026-04-06 18:51 ` John Hubbard
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