Messages in this thread | | | Date | Fri, 27 Aug 2021 17:17:46 +0800 | From | kernel test robot <> | Subject | [linux-stable-rc:linux-5.4.y 430/484] arch/powerpc/sysdev/fsl_msi.c:574:37: error: unused variable 'vmpic_msi_feature' |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.4.y head: b1278c4a808e60c56e9e003643698ee5d571b074 commit: a5cd290599168960bf27def8fa405a0614e3cfd4 [430/484] powerpc/barrier: Avoid collision with clang's __lwsync macro config: powerpc64-randconfig-r001-20210827 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 1076082a0d97bd5c16a25ee7cf3dbb6ee4b5a9fe) 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 powerpc64 cross compiling tool for clang build # apt-get install binutils-powerpc-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=a5cd290599168960bf27def8fa405a0614e3cfd4 git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git git fetch --no-tags linux-stable-rc linux-5.4.y git checkout a5cd290599168960bf27def8fa405a0614e3cfd4 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> arch/powerpc/sysdev/fsl_msi.c:574:37: error: unused variable 'vmpic_msi_feature' [-Werror,-Wunused-const-variable] static const struct fsl_msi_feature vmpic_msi_feature = { ^ 1 error generated.
vim +/vmpic_msi_feature +574 arch/powerpc/sysdev/fsl_msi.c
34e36c1541fe70 Jason Jin 2008-05-23 573 446bc1ffe4f2ca Timur Tabi 2011-12-13 @574 static const struct fsl_msi_feature vmpic_msi_feature = { 446bc1ffe4f2ca Timur Tabi 2011-12-13 575 .fsl_pic_ip = FSL_PIC_IP_VMPIC, 446bc1ffe4f2ca Timur Tabi 2011-12-13 576 .msiir_offset = 0, 446bc1ffe4f2ca Timur Tabi 2011-12-13 577 }; 446bc1ffe4f2ca Timur Tabi 2011-12-13 578
:::::: The code at line 574 was first introduced by commit :::::: 446bc1ffe4f2cac228909fe0ac48884d12700d81 powerpc/fsl: add MSI support for the Freescale hypervisor
:::::: TO: Timur Tabi <timur@freescale.com> :::::: CC: Kumar Gala <galak@kernel.crashing.org>
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