Messages in this thread |  | | Date | Sun, 10 Apr 2022 05:58:01 +0800 | From | kernel test robot <> | Subject | arch/arm64/kvm/hyp/nvhe/setup.c:133:17: warning: no previous prototype for '__pkvm_init_finalise' |
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Hi Quentin,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: e1f700ebd6bea293abe3c7e2807b252018efde01 commit: f320bc742bc23c1d43567712fe2814bf04b19ebc KVM: arm64: Prepare the creation of s1 mappings at EL2 date: 1 year, 1 month ago config: arm64-randconfig-r002-20220410 (https://download.01.org/0day-ci/archive/20220410/202204100501.3dZ5BTDU-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 11.2.0 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=f320bc742bc23c1d43567712fe2814bf04b19ebc git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout f320bc742bc23c1d43567712fe2814bf04b19ebc # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash arch/arm64/kvm/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> arch/arm64/kvm/hyp/nvhe/setup.c:133:17: warning: no previous prototype for '__pkvm_init_finalise' [-Wmissing-prototypes] 133 | void __noreturn __pkvm_init_finalise(void) | ^~~~~~~~~~~~~~~~~~~~
vim +/__pkvm_init_finalise +133 arch/arm64/kvm/hyp/nvhe/setup.c
132 > 133 void __noreturn __pkvm_init_finalise(void) 134 { 135 struct kvm_host_data *host_data = this_cpu_ptr(&kvm_host_data); 136 struct kvm_cpu_context *host_ctxt = &host_data->host_ctxt; 137 unsigned long nr_pages, reserved_pages, pfn; 138 int ret; 139 140 /* Now that the vmemmap is backed, install the full-fledged allocator */ 141 pfn = hyp_virt_to_pfn(hyp_pgt_base); 142 nr_pages = hyp_s1_pgtable_pages(); 143 reserved_pages = hyp_early_alloc_nr_used_pages(); 144 ret = hyp_pool_init(&hpool, pfn, nr_pages, reserved_pages); 145 if (ret) 146 goto out; 147 148 pkvm_pgtable_mm_ops = (struct kvm_pgtable_mm_ops) { 149 .zalloc_page = hyp_zalloc_hyp_page, 150 .phys_to_virt = hyp_phys_to_virt, 151 .virt_to_phys = hyp_virt_to_phys, 152 .get_page = hyp_get_page, 153 .put_page = hyp_put_page, 154 }; 155 pkvm_pgtable.mm_ops = &pkvm_pgtable_mm_ops; 156 157 out: 158 /* 159 * We tail-called to here from handle___pkvm_init() and will not return, 160 * so make sure to propagate the return value to the host. 161 */ 162 cpu_reg(host_ctxt, 1) = ret; 163 164 __host_enter(host_ctxt); 165 } 166
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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