tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 88bb507a74ea7d75fa49edd421eaa710a7d80598 commit: cdf367192766ad11a03e8d5098556be43b8eb6b0 KVM: arm64: Intercept host's CPU_ON SMCs date: 9 weeks ago config: arm64-randconfig-r024-20210202 (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 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 # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cdf367192766ad11a03e8d5098556be43b8eb6b0 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout cdf367192766ad11a03e8d5098556be43b8eb6b0 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
All warnings (new ones prefixed by >>):
>> arch/arm64/kvm/hyp/nvhe/psci-relay.c:174:28: warning: no previous prototype
>> for 'kvm_host_psci_cpu_entry' [-Wmissing-prototypes]
174 | asmlinkage void __noreturn kvm_host_psci_cpu_entry(bool is_cpu_on)
| ^~~~~~~~~~~~~~~~~~~~~~~
vim +/kvm_host_psci_cpu_entry +174 arch/arm64/kvm/hyp/nvhe/psci-relay.c
173
> 174 asmlinkage void __noreturn kvm_host_psci_cpu_entry(bool is_cpu_on)
175 {
176 struct psci_boot_args *boot_args;
177 struct kvm_cpu_context *host_ctxt;
178
179 host_ctxt =
&this_cpu_ptr(hyp_symbol_addr(kvm_host_data))->host_ctxt;
180 boot_args = this_cpu_ptr(hyp_symbol_addr(cpu_on_args));
181
182 cpu_reg(host_ctxt, 0) = boot_args->r0;
183 write_sysreg_el2(boot_args->pc, SYS_ELR);
184 release_boot_args(boot_args);
185
186 __host_enter(host_ctxt);
187 }
188
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0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
