Re: [PATCH] usb: xhci: Restore MSI/MSI-X reinitialization on resume for RESET_ON_RESUME hosts

From: kernel test robot

Date: Sat Aug 08 2026 - 07:42:49 EST


Hi Jie,

kernel test robot noticed the following build errors:

[auto build test ERROR on usb/usb-testing]
[also build test ERROR on usb/usb-next usb/usb-linus westeri-thunderbolt/next linus/master v7.2-rc6 next-20260807]
[cannot apply to peter-chen-usb/for-usb-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/Jie-Deng/usb-xhci-Restore-MSI-MSI-X-reinitialization-on-resume-for-RESET_ON_RESUME-hosts/20260807-153157
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
patch link: https://lore.kernel.org/r/20260714090210.1201964-1-dengjie03%40kylinos.cn
patch subject: [PATCH] usb: xhci: Restore MSI/MSI-X reinitialization on resume for RESET_ON_RESUME hosts
config: x86_64-buildonly-randconfig-001-20260808 (https://download.01.org/0day-ci/archive/20260808/202608081948.oLrVm0im-lkp@xxxxxxxxx/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/20260808/202608081948.oLrVm0im-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202608081948.oLrVm0im-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

ld: drivers/usb/host/xhci.o: in function `xhci_resume':
>> xhci.c:(.text+0x3d66): undefined reference to `xhci_cleanup_msix'
>> ld: xhci.c:(.text+0x3d95): undefined reference to `xhci_try_enable_msi'

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