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Shutemov" Subject: [intel-tdx:tdx/guest-rebased 118/133] arch/x86/kernel/acpi/boot.c:1160: undefined reference to `swiotlb_hint_cpus' Message-ID: <202201140642.CNEqitYj-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://github.com/intel/tdx.git tdx/guest-rebased head: e3995864d37c56f431c93fc3dc454d9c65f5e9ea commit: 8c696e48187c5ffa881e639e1108622debbe6741 [118/133] swiotlb: Split up single swiotlb lock config: i386-randconfig-a003 (https://download.01.org/0day-ci/archive/20220114/202201140642.CNEqitYj-lkp@intel.com/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/intel/tdx/commit/8c696e48187c5ffa881e639e1108622debbe6741 git remote add intel-tdx https://github.com/intel/tdx.git git fetch --no-tags intel-tdx tdx/guest-rebased git checkout 8c696e48187c5ffa881e639e1108622debbe6741 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): ld: arch/x86/kernel/acpi/boot.o: in function `acpi_parse_madt_lapic_entries': >> arch/x86/kernel/acpi/boot.c:1160: undefined reference to `swiotlb_hint_cpus' vim +1160 arch/x86/kernel/acpi/boot.c 1118 1119 static int __init acpi_parse_madt_lapic_entries(void) 1120 { 1121 int count; 1122 int x2count = 0; 1123 int ret; 1124 struct acpi_subtable_proc madt_proc[2]; 1125 1126 if (!boot_cpu_has(X86_FEATURE_APIC)) 1127 return -ENODEV; 1128 1129 count = acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_SAPIC, 1130 acpi_parse_sapic, MAX_LOCAL_APIC); 1131 1132 if (!count) { 1133 memset(madt_proc, 0, sizeof(madt_proc)); 1134 madt_proc[0].id = ACPI_MADT_TYPE_LOCAL_APIC; 1135 madt_proc[0].handler = acpi_parse_lapic; 1136 madt_proc[1].id = ACPI_MADT_TYPE_LOCAL_X2APIC; 1137 madt_proc[1].handler = acpi_parse_x2apic; 1138 ret = acpi_table_parse_entries_array(ACPI_SIG_MADT, 1139 sizeof(struct acpi_table_madt), 1140 madt_proc, ARRAY_SIZE(madt_proc), MAX_LOCAL_APIC); 1141 if (ret < 0) { 1142 pr_err("Error parsing LAPIC/X2APIC entries\n"); 1143 return ret; 1144 } 1145 1146 count = madt_proc[0].count; 1147 x2count = madt_proc[1].count; 1148 } 1149 if (!count && !x2count) { 1150 pr_err("No LAPIC entries present\n"); 1151 /* TBD: Cleanup to allow fallback to MPS */ 1152 return -ENODEV; 1153 } else if (count < 0 || x2count < 0) { 1154 pr_err("Error parsing LAPIC entry\n"); 1155 /* TBD: Cleanup to allow fallback to MPS */ 1156 return count; 1157 } 1158 1159 /* This does not take overrides into consideration */ > 1160 swiotlb_hint_cpus(max(count, x2count)); 1161 1162 x2count = acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_X2APIC_NMI, 1163 acpi_parse_x2apic_nmi, 0); 1164 count = acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_APIC_NMI, 1165 acpi_parse_lapic_nmi, 0); 1166 if (count < 0 || x2count < 0) { 1167 pr_err("Error parsing LAPIC NMI entry\n"); 1168 /* TBD: Cleanup to allow fallback to MPS */ 1169 return count; 1170 } 1171 return 0; 1172 } 1173 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org