9:44 a.m.
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-lk...)
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 <lkp(a)intel.com>
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