linux-kernel - WARNING: modpost: "csum_partial" [lib/checksum

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Date: Wed, 6 Mar 2024 05:30:09 +0800
From: kernel test robot <lkp@...el.com>
To: Noah Goldstein <goldstein.w.n@...il.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Dave Hansen <dave.hansen@...ux.intel.com>
Subject: WARNING: modpost: "csum_partial" [lib/checksum_kunit.ko] has no CRC!

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   90d35da658da8cff0d4ecbb5113f5fac9d00eb72
commit: 688eb8191b475db5acfd48634600b04fd3dda9ad x86/csum: Improve performance of `csum_partial`
date:   10 months ago
config: um-randconfig-001-20240304 (https://download.01.org/0day-ci/archive/20240306/202403060518.8rOj5Cli-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240306/202403060518.8rOj5Cli-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/202403060518.8rOj5Cli-lkp@intel.com/

All warnings (new ones prefixed by >>, old ones prefixed by <<):

WARNING: modpost: EXPORT symbol "cmpxchg8b_emu" [vmlinux] version generation failed, symbol will not be versioned.
Is "cmpxchg8b_emu" prototyped in <asm/asm-prototypes.h>?
WARNING: modpost: EXPORT symbol "csum_partial" [vmlinux] version generation failed, symbol will not be versioned.
Is "csum_partial" prototyped in <asm/asm-prototypes.h>?
WARNING: modpost: "csum_partial" [block/t10-pi.ko] has no CRC!
>> WARNING: modpost: "csum_partial" [lib/checksum_kunit.ko] has no CRC!
WARNING: modpost: "csum_partial" [drivers/scsi/scsi_debug.ko] has no CRC!

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki