Re: [PATCH v2 2/2] firmware: add exynos acpm driver

[kernel test robot <lkp@intel.com>]

Hi Tudor,

kernel test robot noticed the following build errors:

[auto build test ERROR on krzk/for-next]
[also build test ERROR on drm-misc/drm-misc-next linus/master v6.12-rc3]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Tudor-Ambarus/mailbox-add-async-request-mechanism-to-empower-controllers-w-hw-queues/20241018-003840
base:   https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux.git for-next
patch link:    https://lore.kernel.org/r/20241017163649.3007062-3-tudor.ambarus%40linaro.org
patch subject: [PATCH v2 2/2] firmware: add exynos acpm driver
config: um-randconfig-r111-20241019 (https://download.01.org/0day-ci/archive/20241020/202410202343.PP1lGrX6-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project bfe84f7085d82d06d61c632a7bad1e692fd159e4)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241020/202410202343.PP1lGrX6-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410202343.PP1lGrX6-lkp@intel.com/

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

WARNING: modpost: vmlinux: section mismatch in reference: prb_rec_init_rd+0x1b (section: .text.prb_rec_init_rd) -> setup_text_buf (section: .init.data)
>> ERROR: modpost: "devm_ioremap" [drivers/firmware/samsung/exynos-acpm.ko] undefined!
>> ERROR: modpost: "__iowrite32_copy" [drivers/firmware/samsung/exynos-acpm.ko] undefined!
>> ERROR: modpost: "__ioread32_copy" [drivers/firmware/samsung/exynos-acpm.ko] undefined!
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: "cmpxchg8b_emu" [fs/bcachefs/bcachefs.ko] has no CRC!
WARNING: modpost: "cmpxchg8b_emu" [lib/test_lockup.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