[PATCH] x86_64: Speed up numa_node_id by putting it directly into the PDA

[linux-2.6] / arch / x86_64 / kernel / setup.c

diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
index da0bc3e7bdf5cfbd7394c612f25836110fdd2816..99cfa751949ade3822ad89b0baa4864a0b3197a7 100644 (file)
--- a/arch/x86_64/kernel/setup.c
+++ b/arch/x86_64/kernel/setup.c
@@ -823,7 +823,7 @@ static void __init amd_detect_cmp(struct cpuinfo_x86 *c)
                if (!node_online(node))
                        node = nearby_node(apicid);
        }
-       cpu_to_node[cpu] = node;
+       numa_set_node(cpu, node);
 
        printk(KERN_INFO "CPU %d(%d) -> Node %d -> Core %d\n",
                        cpu, c->x86_num_cores, node, cpu_core_id[cpu]);
@@ -975,7 +975,7 @@ static void srat_detect_node(void)
        node = apicid_to_node[hard_smp_processor_id()];
        if (node == NUMA_NO_NODE)
                node = 0;
-       cpu_to_node[cpu] = node;
+       numa_set_node(cpu, node);
 
        if (acpi_numa > 0)
                printk(KERN_INFO "CPU %d -> Node %d\n", cpu, node);
@@ -1060,10 +1060,10 @@ void __cpuinit early_identify_cpu(struct cpuinfo_x86 *c)
                c->x86 = (tfms >> 8) & 0xf;
                c->x86_model = (tfms >> 4) & 0xf;
                c->x86_mask = tfms & 0xf;
-               if (c->x86 == 0xf) {
+               if (c->x86 == 0xf)
                        c->x86 += (tfms >> 20) & 0xff;
+               if (c->x86 >= 0x6)
                        c->x86_model += ((tfms >> 16) & 0xF) << 4;
-               } 
                if (c->x86_capability[0] & (1<<19)) 
                        c->x86_clflush_size = ((misc >> 8) & 0xff) * 8;
        } else {