[thomas-weissschuh:b4/hrtimer-header-dependencies 3/5] ERROR: modpost: "hrtimer_update_function" [drivers/tty/serial/xilinx_uartps.ko] undefined!

[thomas-weissschuh:b4/hrtimer-header-dependencies 3/5] ERROR: modpost: "hrtimer_update_function" [drivers/tty/serial/xilinx_uartps.ko] undefined!

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/thomas.weissschuh/linux.git b4/hrtimer-header-dependencies
head:   7c6a2b4d48e905380f1c24cd685e513f547f8c0a
commit: ba84ad80de4a06659ab26ea32246250c66fc8115 [3/5] hrtimer: Move the PROVE_LOCKING variant of hrtimer_update_function() to hrtimer.c
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20260627/202606272046.CdAww0GF-lkp@intel.com/config)
compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 6cc609bb250b21b47fc7d394b4019101e9983597)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260627/202606272046.CdAww0GF-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/202606272046.CdAww0GF-lkp@intel.com/

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

>> ERROR: modpost: "hrtimer_update_function" [drivers/tty/serial/xilinx_uartps.ko] undefined!

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