diff options
Diffstat (limited to 'arch/x86/mm/srat.c')
-rw-r--r-- | arch/x86/mm/srat.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/x86/mm/srat.c b/arch/x86/mm/srat.c index 81dbfde..1c1c4f4 100644 --- a/arch/x86/mm/srat.c +++ b/arch/x86/mm/srat.c @@ -69,6 +69,12 @@ acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa) if ((pa->flags & ACPI_SRAT_CPU_ENABLED) == 0) return; pxm = pa->proximity_domain; + apic_id = pa->apic_id; + if (!cpu_has_x2apic && (apic_id >= 0xff)) { + printk(KERN_INFO "SRAT: PXM %u -> X2APIC 0x%04x ignored\n", + pxm, apic_id); + return; + } node = setup_node(pxm); if (node < 0) { printk(KERN_ERR "SRAT: Too many proximity domains %x\n", pxm); @@ -76,7 +82,6 @@ acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa) return; } - apic_id = pa->apic_id; if (apic_id >= MAX_LOCAL_APIC) { printk(KERN_INFO "SRAT: PXM %u -> APIC 0x%04x -> Node %u skipped apicid that is too big\n", pxm, apic_id, node); return; @@ -104,6 +109,8 @@ acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) if ((pa->flags & ACPI_SRAT_CPU_ENABLED) == 0) return; pxm = pa->proximity_domain_lo; + if (acpi_srat_revision >= 2) + pxm |= *((unsigned int*)pa->proximity_domain_hi) << 8; node = setup_node(pxm); if (node < 0) { printk(KERN_ERR "SRAT: Too many proximity domains %x\n", pxm); @@ -155,6 +162,8 @@ acpi_numa_memory_affinity_init(struct acpi_srat_mem_affinity *ma) start = ma->base_address; end = start + ma->length; pxm = ma->proximity_domain; + if (acpi_srat_revision <= 1) + pxm &= 0xff; node = setup_node(pxm); if (node < 0) { printk(KERN_ERR "SRAT: Too many proximity domains.\n"); |