Hi Daniel, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: d51fb86ce6a3a3e59d7cba58738b63903b8cb37c commit: d11dbe8b4e8ad4c5bd90147912352ef6f13a2bb6 [2626/2626] trace: Add osnoise tracer config: x86_64-randconfig-104-20250103 (https://download.01.org/0day-ci/archive/20250104/202501041734.WciMoLAr-lkp@i...) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250104/202501041734.WciMoLAr-lkp@i...) 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/202501041734.WciMoLAr-lkp@intel.com/ All errors (new ones prefixed by >>):

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ld.lld: error: undefined symbol: latency_fsnotify

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referenced by trace_osnoise.c:933 (kernel/trace/trace_osnoise.c:933) trace/trace_osnoise.o:(run_osnoise) in archive kernel/built-in.a

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