Messages in this thread | | | Date | Wed, 23 Mar 2022 15:41:41 +0800 | From | kernel test robot <> | Subject | arch/riscv/kernel/cpu_ops_sbi.c:24:1: sparse: sparse: symbol '__pcpu_scope_boot_data' was not declared. Should it be static? |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 6b1f86f8e9c7f9de7ca1cb987b2cf25e99b1ae3a commit: 9a2451f1866344d38b4a1dc20396e3a03954fcd7 RISC-V: Avoid using per cpu array for ordered booting date: 9 weeks ago config: riscv-allmodconfig (https://download.01.org/0day-ci/archive/20220323/202203231551.BfR9MKWQ-lkp@intel.com/config) compiler: riscv64-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9a2451f1866344d38b4a1dc20396e3a03954fcd7 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 9a2451f1866344d38b4a1dc20396e3a03954fcd7 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=riscv SHELL=/bin/bash arch/riscv/kernel/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>) >> arch/riscv/kernel/cpu_ops_sbi.c:24:1: sparse: sparse: symbol '__pcpu_scope_boot_data' was not declared. Should it be static?
vim +/__pcpu_scope_boot_data +24 arch/riscv/kernel/cpu_ops_sbi.c
15 16 extern char secondary_start_sbi[]; > 17 const struct cpu_operations cpu_ops_sbi; 18 19 /* 20 * Ordered booting via HSM brings one cpu at a time. However, cpu hotplug can 21 * be invoked from multiple threads in parallel. Define a per cpu data 22 * to handle that. 23 */ > 24 DEFINE_PER_CPU(struct sbi_hart_boot_data, boot_data); 25
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