Hi Shuai,

kernel test robot noticed the following build errors:

[auto build test ERROR on pci/for-linus]
[also build test ERROR on trace/for-next linus/master v6.17-rc7 next-20250925]
[cannot apply to pci/next]
[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/Shuai-Xue/PCI-trace-Add-a-generic-RAS-tracepoint-for-hotplug-event/20250925-142250
base:   https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git for-linus
patch link:    https://lore.kernel.org/r/20250925061928.42758-3-xueshuai%40linux.alibaba.com
patch subject: [PATCH v11 2/3] PCI: trace: Add a RAS tracepoint to monitor link speed changes
config: x86_64-buildonly-randconfig-006-20250926 (https://download.01.org/0day-ci/archive/20250926/202509260804.F13FDt4V-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250926/202509260804.F13FDt4V-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 [off-list ref]
| Closes: https://lore.kernel.org/oe-kbuild-all/202509260804.F13FDt4V-lkp@intel.com/ (local)

All errors (new ones prefixed by >>):

   ld: vmlinux.o: in function `trace_raw_output_pcie_link_event':
   trace.c:(.text+0x91792a): undefined reference to `pci_speed_string'

quoted

ld: trace.c:(.text+0x917935): undefined reference to `pci_speed_string'

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