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-rw-r--r--arch/x86/kernel/smpboot.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 1a9941b11150..9e177a4077ee 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -282,7 +282,7 @@ static int __cpuinitdata unsafe_smp;
282/* 282/*
283 * Activate a secondary processor. 283 * Activate a secondary processor.
284 */ 284 */
285static void __cpuinit start_secondary(void *unused) 285notrace static void __cpuinit start_secondary(void *unused)
286{ 286{
287 /* 287 /*
288 * Don't put *anything* before cpu_init(), SMP booting is too 288 * Don't put *anything* before cpu_init(), SMP booting is too
@@ -496,7 +496,7 @@ void __cpuinit set_cpu_sibling_map(int cpu)
496} 496}
497 497
498/* maps the cpu to the sched domain representing multi-core */ 498/* maps the cpu to the sched domain representing multi-core */
499cpumask_t cpu_coregroup_map(int cpu) 499const struct cpumask *cpu_coregroup_mask(int cpu)
500{ 500{
501 struct cpuinfo_x86 *c = &cpu_data(cpu); 501 struct cpuinfo_x86 *c = &cpu_data(cpu);
502 /* 502 /*
@@ -504,9 +504,14 @@ cpumask_t cpu_coregroup_map(int cpu)
504 * And for power savings, we return cpu_core_map 504 * And for power savings, we return cpu_core_map
505 */ 505 */
506 if (sched_mc_power_savings || sched_smt_power_savings) 506 if (sched_mc_power_savings || sched_smt_power_savings)
507 return per_cpu(cpu_core_map, cpu); 507 return &per_cpu(cpu_core_map, cpu);
508 else 508 else
509 return c->llc_shared_map; 509 return &c->llc_shared_map;
510}
511
512cpumask_t cpu_coregroup_map(int cpu)
513{
514 return *cpu_coregroup_mask(cpu);
510} 515}
511 516
512static void impress_friends(void) 517static void impress_friends(void)
@@ -1075,8 +1080,10 @@ static int __init smp_sanity_check(unsigned max_cpus)
1075#endif 1080#endif
1076 1081
1077 if (!physid_isset(hard_smp_processor_id(), phys_cpu_present_map)) { 1082 if (!physid_isset(hard_smp_processor_id(), phys_cpu_present_map)) {
1078 printk(KERN_WARNING "weird, boot CPU (#%d) not listed" 1083 printk(KERN_WARNING
1079 "by the BIOS.\n", hard_smp_processor_id()); 1084 "weird, boot CPU (#%d) not listed by the BIOS.\n",
1085 hard_smp_processor_id());
1086
1080 physid_set(hard_smp_processor_id(), phys_cpu_present_map); 1087 physid_set(hard_smp_processor_id(), phys_cpu_present_map);
1081 } 1088 }
1082 1089