linux-kernel - Re: [PATCH] kbuild: prefer ${NM} in check-function-names.sh

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Message-ID: <176839722213.411649.12526241406741915410.b4-ty@kernel.org>
Date: Wed, 14 Jan 2026 14:27:40 +0100
From: Nicolas Schier <nsc@...nel.org>
To: Nathan Chancellor <nathan@...nel.org>,
	Nick Desaulniers <nick.desaulniers+lkml@...il.com>,
	Bill Wendling <morbo@...gle.com>,
	Justin Stitt <justinstitt@...gle.com>,
	Josh Poimboeuf <jpoimboe@...nel.org>,
	"Peter Zijlstra (Intel)" <peterz@...radead.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Carlos Llamas <cmllamas@...gle.com>
Cc: Nicolas Schier <nsc@...nel.org>,
	kernel-team@...roid.com,
	linux-kernel@...r.kernel.org,
	"open list:CLANG/LLVM BUILD SUPPORT:Keyword:b(?i:clang|llvm)b" <llvm@...ts.linux.dev>
Subject: Re: [PATCH] kbuild: prefer ${NM} in check-function-names.sh


On Thu, 18 Dec 2025 17:58:06 +0000, Carlos Llamas wrote:
> The check-function-names.sh scripts invokes 'nm' directly and this can
> be problematic during cross-compilation when the toolchain is different
> from the system's default (e.g. LLVM=1).
> 
>   scripts/check-function-names.sh: nm: not found
> 
> Let's prefer the ${NM} variable which is already set by kbuild. However,
> still fallback to plain 'nm' to ensure the script is still usable when
> called directly.
> 
> [...]

Applied, thanks!

[1/1] kbuild: prefer ${NM} in check-function-names.sh
      https://git.kernel.org/kbuild/c/946d4623

Best regards,
-- 
Nicolas