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-rw-r--r--src/arch/x86/acpi.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/arch/x86/acpi.c b/src/arch/x86/acpi.c
index b51b5a6a89..f08a401a6e 100644
--- a/src/arch/x86/acpi.c
+++ b/src/arch/x86/acpi.c
@@ -163,7 +163,8 @@ unsigned long acpi_create_madt_lapics(unsigned long current)
break;
apic_ids[num_cpus++] = cpu->path.apic.apic_id;
}
- bubblesort(apic_ids, num_cpus, NUM_ASCENDING);
+ if (num_cpus > 1)
+ bubblesort(apic_ids, num_cpus, NUM_ASCENDING);
for (index = 0; index < num_cpus; index++) {
current += acpi_create_madt_lapic((acpi_madt_lapic_t *)current,
index, apic_ids[index]);