build_srat(GArray *table_data, GArray *linker, VirtGuestInfo *guest_info) { AcpiSystemResourceAffinityTable *srat; AcpiSratProcessorGiccAffinity *core; AcpiSratMemoryAffinity *numamem; int i, j, srat_start; uint64_t mem_base; uint32_t *cpu_node = g_malloc0(guest_info->smp_cpus * sizeof(uint32_t)); for (i = 0; i < guest_info->smp_cpus; i++) { for (j = 0; j < nb_numa_nodes; j++) { if (test_bit(i, numa_info[j].node_cpu)) { cpu_node[i] = j; break; } } } srat_start = table_data->len; srat = acpi_data_push(table_data, sizeof(*srat)); srat->reserved1 = cpu_to_le32(1); for (i = 0; i < guest_info->smp_cpus; ++i) { core = acpi_data_push(table_data, sizeof(*core)); core->type = ACPI_SRAT_PROCESSOR_GICC; core->length = sizeof(*core); core->proximity = cpu_to_le32(cpu_node[i]); core->acpi_processor_uid = cpu_to_le32(i); core->flags = cpu_to_le32(1); } g_free(cpu_node); mem_base = guest_info->memmap[VIRT_MEM].base; for (i = 0; i < nb_numa_nodes; ++i) { numamem = acpi_data_push(table_data, sizeof(*numamem)); build_srat_memory(numamem, mem_base, numa_info[i].node_mem, i, MEM_AFFINITY_ENABLED); mem_base += numa_info[i].node_mem; } build_header(linker, table_data, (void *)(table_data->data + srat_start), "SRAT", table_data->len - srat_start, 3, NULL, NULL); }