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Subjectld.lld: error: undefined symbol: pci_remap_iospace
Hi Tiezhu,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: fdaf9a5840acaab18694a19e0eb0aa51162eeeed
commit: 09d97da660ff77df20984496aa0abcd6b88819f2 MIPS: Only define pci_remap_iospace() for Ralink
date: 6 months ago
config: mips-randconfig-r022-20220524 (https://download.01.org/0day-ci/archive/20220525/202205251247.nQ5cxSV6-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 10c9ecce9f6096e18222a331c5e7d085bd813f75)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install mips cross compiling tool for clang build
# apt-get install binutils-mips-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=09d97da660ff77df20984496aa0abcd6b88819f2
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 09d97da660ff77df20984496aa0abcd6b88819f2
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: pci_remap_iospace
>>> referenced by pci.c
>>> pci/pci.o:(devm_pci_remap_iospace) in archive drivers/built-in.a

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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