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-rw-r--r--arch/i386/kernel/smpboot.c5
-rw-r--r--arch/i386/kernel/srat.c7
2 files changed, 11 insertions, 1 deletions
diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c
index 020d873b7d21..82b26d5ce476 100644
--- a/arch/i386/kernel/smpboot.c
+++ b/arch/i386/kernel/smpboot.c
@@ -102,6 +102,8 @@ u8 x86_cpu_to_apicid[NR_CPUS] __read_mostly =
102 { [0 ... NR_CPUS-1] = 0xff }; 102 { [0 ... NR_CPUS-1] = 0xff };
103EXPORT_SYMBOL(x86_cpu_to_apicid); 103EXPORT_SYMBOL(x86_cpu_to_apicid);
104 104
105u8 apicid_2_node[MAX_APICID];
106
105/* 107/*
106 * Trampoline 80x86 program as an array. 108 * Trampoline 80x86 program as an array.
107 */ 109 */
@@ -645,7 +647,7 @@ static void map_cpu_to_logical_apicid(void)
645{ 647{
646 int cpu = smp_processor_id(); 648 int cpu = smp_processor_id();
647 int apicid = logical_smp_processor_id(); 649 int apicid = logical_smp_processor_id();
648 int node = apicid_to_node(apicid); 650 int node = apicid_to_node(hard_smp_processor_id());
649 651
650 if (!node_online(node)) 652 if (!node_online(node))
651 node = first_online_node; 653 node = first_online_node;
@@ -954,6 +956,7 @@ static int __devinit do_boot_cpu(int apicid, int cpu)
954 956
955 irq_ctx_init(cpu); 957 irq_ctx_init(cpu);
956 958
959 x86_cpu_to_apicid[cpu] = apicid;
957 /* 960 /*
958 * This grunge runs the startup process for 961 * This grunge runs the startup process for
959 * the targeted processor. 962 * the targeted processor.
diff --git a/arch/i386/kernel/srat.c b/arch/i386/kernel/srat.c
index 32413122c4c2..f7e735c077c3 100644
--- a/arch/i386/kernel/srat.c
+++ b/arch/i386/kernel/srat.c
@@ -30,6 +30,7 @@
30#include <linux/nodemask.h> 30#include <linux/nodemask.h>
31#include <asm/srat.h> 31#include <asm/srat.h>
32#include <asm/topology.h> 32#include <asm/topology.h>
33#include <asm/smp.h>
33 34
34/* 35/*
35 * proximity macros and definitions 36 * proximity macros and definitions
@@ -54,6 +55,7 @@ struct node_memory_chunk_s {
54static struct node_memory_chunk_s node_memory_chunk[MAXCHUNKS]; 55static struct node_memory_chunk_s node_memory_chunk[MAXCHUNKS];
55 56
56static int num_memory_chunks; /* total number of memory chunks */ 57static int num_memory_chunks; /* total number of memory chunks */
58static u8 __initdata apicid_to_pxm[MAX_APICID];
57 59
58extern void * boot_ioremap(unsigned long, unsigned long); 60extern void * boot_ioremap(unsigned long, unsigned long);
59 61
@@ -69,6 +71,8 @@ static void __init parse_cpu_affinity_structure(char *p)
69 /* mark this node as "seen" in node bitmap */ 71 /* mark this node as "seen" in node bitmap */
70 BMAP_SET(pxm_bitmap, cpu_affinity->proximity_domain); 72 BMAP_SET(pxm_bitmap, cpu_affinity->proximity_domain);
71 73
74 apicid_to_pxm[cpu_affinity->apic_id] = cpu_affinity->proximity_domain;
75
72 printk("CPU 0x%02X in proximity domain 0x%02X\n", 76 printk("CPU 0x%02X in proximity domain 0x%02X\n",
73 cpu_affinity->apic_id, cpu_affinity->proximity_domain); 77 cpu_affinity->apic_id, cpu_affinity->proximity_domain);
74} 78}
@@ -235,6 +239,9 @@ static int __init acpi20_parse_srat(struct acpi_table_srat *sratp)
235 printk("Number of logical nodes in system = %d\n", num_online_nodes()); 239 printk("Number of logical nodes in system = %d\n", num_online_nodes());
236 printk("Number of memory chunks in system = %d\n", num_memory_chunks); 240 printk("Number of memory chunks in system = %d\n", num_memory_chunks);
237 241
242 for (i = 0; i < MAX_APICID; i++)
243 apicid_2_node[i] = pxm_to_node(apicid_to_pxm[i]);
244
238 for (j = 0; j < num_memory_chunks; j++){ 245 for (j = 0; j < num_memory_chunks; j++){
239 struct node_memory_chunk_s * chunk = &node_memory_chunk[j]; 246 struct node_memory_chunk_s * chunk = &node_memory_chunk[j];
240 printk("chunk %d nid %d start_pfn %08lx end_pfn %08lx\n", 247 printk("chunk %d nid %d start_pfn %08lx end_pfn %08lx\n",