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[PATCH] x86-64: Use SRAT data on Intel systems too.
Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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1 changed files with 21 additions and 0 deletions
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@ -942,6 +942,25 @@ static int __cpuinit intel_num_cpu_cores(struct cpuinfo_x86 *c)
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return 1;
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}
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static void srat_detect_node(void)
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{
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#ifdef CONFIG_NUMA
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unsigned apicid, node;
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int cpu = smp_processor_id();
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/* Don't do the funky fallback heuristics the AMD version employs
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for now. */
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apicid = phys_proc_id[cpu];
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node = apicid_to_node[apicid];
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if (node == NUMA_NO_NODE)
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node = 0;
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cpu_to_node[cpu] = node;
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if (acpi_numa > 0)
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printk(KERN_INFO "CPU %d -> Node %d\n", cpu, node);
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#endif
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}
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static void __cpuinit init_intel(struct cpuinfo_x86 *c)
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{
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/* Cache sizes */
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@ -960,6 +979,8 @@ static void __cpuinit init_intel(struct cpuinfo_x86 *c)
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if (c->x86 >= 15)
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set_bit(X86_FEATURE_CONSTANT_TSC, &c->x86_capability);
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c->x86_num_cores = intel_num_cpu_cores(c);
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srat_detect_node();
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}
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static void __cpuinit get_cpu_vendor(struct cpuinfo_x86 *c)
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