linux-kernel - Re: [PATCH 1/3] PCI: host-common: Add an API to check for any device under the Root Ports

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Message-ID: <202511070717.PZBzRyQO-lkp@intel.com>
Date: Fri, 7 Nov 2025 08:12:38 +0800
From: kernel test robot <lkp@...el.com>
To: Manivannan Sadhasivam <manivannan.sadhasivam@....qualcomm.com>,
	lpieralisi@...nel.org, kwilczynski@...nel.org, mani@...nel.org,
	bhelgaas@...gle.com
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev, will@...nel.org,
	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
	robh@...nel.org, linux-arm-msm@...r.kernel.org,
	zhangsenchuan@...incomputing.com,
	Manivannan Sadhasivam <manivannan.sadhasivam@....qualcomm.com>
Subject: Re: [PATCH 1/3] PCI: host-common: Add an API to check for any device
 under the Root Ports

Hi Manivannan,

kernel test robot noticed the following build warnings:

[auto build test WARNING on pci/next]
[also build test WARNING on pci/for-linus linus/master v6.18-rc4 next-20251106]
[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/Manivannan-Sadhasivam/PCI-host-common-Add-an-API-to-check-for-any-device-under-the-Root-Ports/20251106-141822
base:   https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git next
patch link:    https://lore.kernel.org/r/20251106061326.8241-2-manivannan.sadhasivam%40oss.qualcomm.com
patch subject: [PATCH 1/3] PCI: host-common: Add an API to check for any device under the Root Ports
config: arm-randconfig-001-20251107 (https://download.01.org/0day-ci/archive/20251107/202511070717.PZBzRyQO-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251107/202511070717.PZBzRyQO-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202511070717.PZBzRyQO-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> Warning: drivers/pci/controller/pci-host-common.c:27 function parameter 'root_bus' not described in 'pci_root_ports_have_device'

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