Hi Shawn, kernel test robot noticed the following build warnings:
[auto build test WARNING on pci/next] [also build test WARNING on next-20260109] [cannot apply to pci/for-linus mani-mhi/mhi-next trace/for-next linus/master v6.19-rc4] [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/Shawn-Lin/PCI-trace-Add-PCI-controller-LTSSM-transition-tracepoint/20260109-153843 base: https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git next patch link: https://lore.kernel.org/r/1767929389-143957-3-git-send-email-shawn.lin%40rock-chips.com patch subject: [PATCH v2 2/3] Documentation: tracing: Add PCI controller event documentation reproduce: (https://download.01.org/0day-ci/archive/20260109/[email protected]/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 <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All warnings (new ones prefixed by >>): WARNING: No kernel-doc for file ./include/linux/delay.h ERROR: Cannot find file ./include/linux/delay.h WARNING: No kernel-doc for file ./include/linux/delay.h ERROR: Cannot find file ./include/linux/delay.h WARNING: No kernel-doc for file ./include/linux/delay.h >> Documentation/trace/events-pci-conotroller.rst:21: WARNING: Title underline >> too short. -- ERROR: Cannot find file ./include/linux/mutex.h ERROR: Cannot find file ./include/linux/mutex.h WARNING: No kernel-doc for file ./include/linux/mutex.h ERROR: Cannot find file ./include/linux/fwctl.h WARNING: No kernel-doc for file ./include/linux/fwctl.h >> Documentation/trace/events-pci-conotroller.rst: WARNING: document isn't >> included in any toctree [toc.not_included] vim +21 Documentation/trace/events-pci-conotroller.rst 19 20 pcie_ltssm_state_transition > 21 ----------------------- 22 23 Monitors PCIe LTSSM state transition including state and rate information 24 :: 25 26 pcie_ltssm_state_transition "dev: %s state: %s rate: %s\n" 27 28 **Parameters**: 29 30 * ``dev`` - PCIe root port name 31 * ``state`` - PCIe LTSSM state 32 * ``rate`` - PCIe bus speed 33 34 **Example Usage**: 35 36 # Enable the tracepoint 37 echo 1 > /sys/kernel/debug/tracing/events/pci/pcie_ltssm_state_transition/enable 38 39 # Monitor events (the following output is generated when a device is linking) 40 cat /sys/kernel/debug/tracing/trace_pipe > 41 kworker/0:0-9 [000] ..... 5.600221: pcie_ltssm_state_transition: dev: a40000000.pcie state: RCVRY_EQ2 rate: 8.0 GT/s -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
