linux-kernel - Re: <stdin>:4:15: error: use of undeclared identifier 'csum

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Message-ID: <CABCJKucXUGB6iUh2HTZKcYQGjgMtW1L=vWm_tTwZ+Kjas+iO9Q@mail.gmail.com>
Date: Mon, 14 Apr 2025 08:18:34 -0700
From: Sami Tolvanen <samitolvanen@...gle.com>
To: kernel test robot <lkp@...el.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org, 
	Masahiro Yamada <masahiroy@...nel.org>
Subject: Re: <stdin>:4:15: error: use of undeclared identifier 'csum_partial'

On Sun, Apr 13, 2025 at 1:48 PM kernel test robot <lkp@...el.com> wrote:
>
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   8ffd015db85fea3e15a77027fda6c02ced4d2444
> commit: 9c3681f9b9fd12cdbc4a542df599f1837512f3d5 kbuild: Add gendwarfksyms as an alternative to genksyms
> date:   3 months ago
> config: um-randconfig-r073-20250414 (https://download.01.org/0day-ci/archive/20250414/202504140435.2OoLcwfS-lkp@intel.com/config)
> compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project f819f46284f2a79790038e1f6649172789734ae8)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250414/202504140435.2OoLcwfS-lkp@intel.com/reproduce)
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202504140435.2OoLcwfS-lkp@intel.com/
>
> All errors (new ones prefixed by >>):
>
> >> <stdin>:4:15: error: use of undeclared identifier 'csum_partial'
>        4 | EXPORT_SYMBOL(csum_partial);
>          |               ^
> >> <stdin>:5:15: error: use of undeclared identifier 'csum_partial_copy_generic'
>        5 | EXPORT_SYMBOL(csum_partial_copy_generic);
>          |               ^
>    2 errors generated.

This patch should fix these errors too:

https://lore.kernel.org/lkml/20250326190500.847236-2-samitolvanen@google.com/

Sami