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virt-arm: get numa node mapping from possible_cpus instead of numa_get_node_for_cpu()

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Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Message-Id: <1494415802-227633-11-git-send-email-imammedo@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
This commit is contained in:
Igor Mammedov 2017-05-10 13:29:54 +02:00 committed by Eduardo Habkost
parent 722387e78d
commit 4ccf5826f9
2 changed files with 14 additions and 18 deletions
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19
hw/arm/virt-acpi-build.c
View File

@ -486,30 +486,25 @@ build_srat(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
AcpiSystemResourceAffinityTable *srat;
AcpiSratProcessorGiccAffinity *core;
AcpiSratMemoryAffinity *numamem;
int i, j, srat_start;
int i, srat_start;
uint64_t mem_base;
uint32_t *cpu_node = g_malloc0(vms->smp_cpus * sizeof(uint32_t));
for (i = 0; i < vms->smp_cpus; i++) {
j = numa_get_node_for_cpu(i);
if (j < nb_numa_nodes) {
cpu_node[i] = j;
}
}
MachineClass *mc = MACHINE_GET_CLASS(vms);
const CPUArchIdList *cpu_list = mc->possible_cpu_arch_ids(MACHINE(vms));
srat_start = table_data->len;
srat = acpi_data_push(table_data, sizeof(*srat));
srat->reserved1 = cpu_to_le32(1);
for (i = 0; i < vms->smp_cpus; ++i) {
for (i = 0; i < cpu_list->len; ++i) {
int node_id = cpu_list->cpus[i].props.has_node_id ?
cpu_list->cpus[i].props.node_id : 0;
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->proximity = cpu_to_le32(node_id);
core->acpi_processor_uid = cpu_to_le32(i);
core->flags = cpu_to_le32(1);
}
g_free(cpu_node);
mem_base = vms->memmap[VIRT_MEM].base;
for (i = 0; i < nb_numa_nodes; ++i) {

13
hw/arm/virt.c
View File

@ -338,7 +338,7 @@ static void fdt_add_cpu_nodes(const VirtMachineState *vms)
{
int cpu;
int addr_cells = 1;
unsigned int i;
const MachineState *ms = MACHINE(vms);
/*
* From Documentation/devicetree/bindings/arm/cpus.txt
@ -369,6 +369,7 @@ static void fdt_add_cpu_nodes(const VirtMachineState *vms)
for (cpu = vms->smp_cpus - 1; cpu >= 0; cpu--) {
char *nodename = g_strdup_printf("/cpus/cpu@%d", cpu);
ARMCPU *armcpu = ARM_CPU(qemu_get_cpu(cpu));
CPUState *cs = CPU(armcpu);
qemu_fdt_add_subnode(vms->fdt, nodename);
qemu_fdt_setprop_string(vms->fdt, nodename, "device_type", "cpu");
@ -389,9 +390,9 @@ static void fdt_add_cpu_nodes(const VirtMachineState *vms)
armcpu->mp_affinity);
}
i = numa_get_node_for_cpu(cpu);
if (i < nb_numa_nodes) {
qemu_fdt_setprop_cell(vms->fdt, nodename, "numa-node-id", i);
if (ms->possible_cpus->cpus[cs->cpu_index].props.has_node_id) {
qemu_fdt_setprop_cell(vms->fdt, nodename, "numa-node-id",
ms->possible_cpus->cpus[cs->cpu_index].props.node_id);
}
g_free(nodename);
@ -1363,8 +1364,8 @@ static void machvirt_init(MachineState *machine)
cs = CPU(cpuobj);
cs->cpu_index = n;
node_id = numa_get_node_for_cpu(cs->cpu_index);
if (node_id == nb_numa_nodes) {
node_id = possible_cpus->cpus[cs->cpu_index].props.node_id;
if (!possible_cpus->cpus[cs->cpu_index].props.has_node_id) {
/* by default CPUState::numa_node was 0 if it's not set via CLI
* keep it this way for now but in future we probably should
* refuse to start up with incomplete numa mapping */