[l1k:smsc95xx_5.17 21/887] ld.lld: error: undefined symbol: v4wb_dma_inv_range

From: kernel test robot
Date: Fri Apr 08 2022 - 11:23:40 EST


tree: https://github.com/l1k/linux smsc95xx_5.17
head: 05d68ced287b30f62f18f95b5476135ef669804a
commit: 158c801c65d225eb8dd0ca0eb79e7bee23710294 [21/887] arm: partially revert 702b94bff3c50542a6e4ab9a4f4cef093262fe65
config: arm-randconfig-r026-20220408 (https://download.01.org/0day-ci/archive/20220408/202204082305.3yjg0eTb-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project c29a51b3a257908aebc01cd7c4655665db317d66)
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 arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://github.com/l1k/linux/commit/158c801c65d225eb8dd0ca0eb79e7bee23710294
git remote add l1k https://github.com/l1k/linux
git fetch --no-tags l1k smsc95xx_5.17
git checkout 158c801c65d225eb8dd0ca0eb79e7bee23710294
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

ld.lld: warning: lld uses blx instruction, no object with architecture supporting feature detected
ld.lld: warning: lld uses blx instruction, no object with architecture supporting feature detected
>> ld.lld: error: undefined symbol: v4wb_dma_inv_range
>>> referenced by proc-syms.c
>>> mm/proc-syms.o:(__ksymtab_v4wb_dma_inv_range) in archive arch/arm/built-in.a
--
>> ld.lld: error: undefined symbol: v4wb_dma_clean_range
>>> referenced by proc-syms.c
>>> mm/proc-syms.o:(__ksymtab_v4wb_dma_clean_range) in archive arch/arm/built-in.a

--
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https://01.org/lkp