From: "Ard Biesheuvel" <ardb@kernel.org>
To: "Nathan Chancellor" <nathan@kernel.org>,
"Nicolas Schier" <nsc@kernel.org>,
"Bill Wendling" <morbo@google.com>,
"Justin Stitt" <justinstitt@google.com>,
"Nick Desaulniers" <nick.desaulniers+lkml@gmail.com>
Cc: linux-kernel@vger.kernel.org, llvm@lists.linux.dev,
linux-kbuild@vger.kernel.org, "Thomas Gleixner" <tglx@kernel.org>,
"Ingo Molnar" <mingo@redhat.com>,
"Borislav Petkov" <bp@alien8.de>,
"Dave Hansen" <dave.hansen@linux.intel.com>,
"Peter Zijlstra" <peterz@infradead.org>,
x86@kernel.org, "H . Peter Anvin" <hpa@zytor.com>
Subject: Re: [PATCH 12/14] x86/module: Revert "Deal with GOT based stack cookie load on Clang < 17"
Date: Wed, 29 Apr 2026 09:10:40 +0200 [thread overview]
Message-ID: <e4dfd1f7-67fe-4690-8c2c-0f9d5a3ffed0@app.fastmail.com> (raw)
In-Reply-To: <20260428-bump-minimum-supported-llvm-version-to-17-v1-12-81d9b2e8ee75@kernel.org>
On Wed, 29 Apr 2026, at 04:59, Nathan Chancellor wrote:
> Now that the minimum supported version of LLVM for building the kernel
> has been raised to 17.0.1, the workaround added by
>
> 78c4374ef8b8 ("x86/module: Deal with GOT based stack cookie load on
> Clang < 17")
>
> will never be included, as the final clause in the preprocessor
> conditional is always false. Revert the change to clean up the dead
> code.
>
> Signed-off-by: Nathan Chancellor <nathan@kernel.org>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
next prev parent reply other threads:[~2026-04-29 7:11 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-29 2:59 [PATCH 00/14] Bump minimum version of LLVM for building the kernel to 17.0.1 Nathan Chancellor
2026-04-29 2:59 ` [PATCH 01/14] kbuild: " Nathan Chancellor
2026-05-05 15:27 ` Nicolas Schier
2026-05-05 18:26 ` Daniel Pereira
2026-05-06 6:21 ` Nathan Chancellor
2026-04-29 2:59 ` [PATCH 02/14] security/Kconfig.hardening: Remove tautological condition from CC_HAS_ZERO_CALL_USED_REGS Nathan Chancellor
2026-05-05 15:28 ` Nicolas Schier
2026-04-29 2:59 ` [PATCH 03/14] security/Kconfig.hardening: Remove tautological condition from FORTIFY_SOURCE Nathan Chancellor
2026-05-05 15:28 ` Nicolas Schier
2026-04-29 2:59 ` [PATCH 04/14] security/Kconfig.hardening: Remove tautological condition from CC_HAS_RANDSTRUCT Nathan Chancellor
2026-05-05 15:28 ` Nicolas Schier
2026-04-29 2:59 ` [PATCH 05/14] arch/Kconfig: Remove tautological conditions from HAS_LTO_CLANG Nathan Chancellor
2026-05-05 15:30 ` Nicolas Schier
2026-04-29 2:59 ` [PATCH 06/14] arch/Kconfig: Remove tautological condition from AUTOFDO_CLANG Nathan Chancellor
2026-04-29 16:43 ` Rong Xu
2026-04-29 2:59 ` [PATCH 07/14] ARM: Drop tautological ld.lld conditions from ARCH_MULTI_V4{,T} Nathan Chancellor
2026-04-29 2:59 ` [PATCH 08/14] riscv: Remove tautological condition from selection of ARCH_SUPPORTS_CFI Nathan Chancellor
2026-04-29 2:59 ` [PATCH 09/14] riscv: Drop tautological condition from TOOLCHAIN_NEEDS_OLD_ISA_SPEC Nathan Chancellor
2026-04-29 2:59 ` [PATCH 10/14] scripts/Makefile.warn: Drop -Wformat handling for clang < 16 Nathan Chancellor
2026-05-05 15:31 ` Nicolas Schier
2026-04-29 2:59 ` [PATCH 11/14] x86/build: Drop unused '-ffreestanding' addition to KBUILD_CFLAGS Nathan Chancellor
2026-04-29 17:24 ` Nathan Chancellor
2026-04-29 2:59 ` [PATCH 12/14] x86/module: Revert "Deal with GOT based stack cookie load on Clang < 17" Nathan Chancellor
2026-04-29 7:10 ` Ard Biesheuvel [this message]
2026-04-29 2:59 ` [PATCH 13/14] x86/entry/vdso32: Remove conditional omission of '.cfi_offset eflags' Nathan Chancellor
2026-04-29 3:15 ` H. Peter Anvin
2026-04-29 2:59 ` [PATCH 14/14] kbuild: Remove check for broken scoping with clang < 17 in CC_HAS_ASM_GOTO_OUTPUT Nathan Chancellor
2026-05-05 15:32 ` Nicolas Schier
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