Merge branch 'linus' into release

[pandora-kernel.git] / arch / x86 / mm / srat_64.c

diff --git a/arch/x86/mm/srat_64.c b/arch/x86/mm/srat_64.c
index 574c8bc..c7d272b 100644 (file)
--- a/arch/x86/mm/srat_64.c
+++ b/arch/x86/mm/srat_64.c
@@ -116,6 +116,36 @@ void __init acpi_numa_slit_init(struct acpi_table_slit *slit)
        reserve_early(phys, phys + length, "ACPI SLIT");
 }
 
+/* Callback for Proximity Domain -> x2APIC mapping */
+void __init
+acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa)
+{
+       int pxm, node;
+       int apic_id;
+
+       if (srat_disabled())
+               return;
+       if (pa->header.length < sizeof(struct acpi_srat_x2apic_cpu_affinity)) {
+               bad_srat();
+               return;
+       }
+       if ((pa->flags & ACPI_SRAT_CPU_ENABLED) == 0)
+               return;
+       pxm = pa->proximity_domain;
+       node = setup_node(pxm);
+       if (node < 0) {
+               printk(KERN_ERR "SRAT: Too many proximity domains %x\n", pxm);
+               bad_srat();
+               return;
+       }
+
+       apic_id = pa->apic_id;
+       apicid_to_node[apic_id] = node;
+       acpi_numa = 1;
+       printk(KERN_INFO "SRAT: PXM %u -> APIC %u -> Node %u\n",
+              pxm, apic_id, node);
+}
+
 /* Callback for Proximity Domain -> LAPIC mapping */
 void __init
 acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa)