linux-kernel - [RFC PATCH 0/3] Fix objtool warnings with RUST on LoongArch

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Message-ID: <20250903095315.15057-1-yangtiezhu@loongson.cn>
Date: Wed,  3 Sep 2025 17:53:12 +0800
From: Tiezhu Yang <yangtiezhu@...ngson.cn>
To: Huacai Chen <chenhuacai@...nel.org>,
	Miguel Ojeda <ojeda@...nel.org>
Cc: WANG Rui <wangrui@...ngson.cn>,
	rust-for-linux@...r.kernel.org,
	loongarch@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: [RFC PATCH 0/3] Fix objtool warnings with RUST on LoongArch

This series is to fix objtool warnings when compiling with LLVM and
CONFIG_RUST is set, thanks WANG Rui very much for his suggestions
about RUST.

The patch #3 uses the option -Zno-jump-tables, here is a related
discussion:

https://github.com/rust-lang/rust/pull/145974#issuecomment-3236418282

Tiezhu Yang (3):
  docs: rust: quick-start: Add another way to install
  LoongArch: Make LTO case independent in Makefile
  LoongArch: Handle table jump option for RUST

 Documentation/rust/quick-start.rst | 14 ++++++++++++++
 arch/loongarch/Kconfig             |  4 ++++
 arch/loongarch/Makefile            | 16 +++++++++++-----
 3 files changed, 29 insertions(+), 5 deletions(-)

-- 
2.42.0