diff options
Diffstat (limited to 'arch/x86/kernel/smpboot_32.c')
-rw-r--r-- | arch/x86/kernel/smpboot_32.c | 68 |
1 files changed, 34 insertions, 34 deletions
diff --git a/arch/x86/kernel/smpboot_32.c b/arch/x86/kernel/smpboot_32.c index e4f61d1c624..31fc08bd15e 100644 --- a/arch/x86/kernel/smpboot_32.c +++ b/arch/x86/kernel/smpboot_32.c @@ -70,12 +70,12 @@ EXPORT_SYMBOL(smp_num_siblings); int cpu_llc_id[NR_CPUS] __cpuinitdata = {[0 ... NR_CPUS-1] = BAD_APICID}; /* representing HT siblings of each logical CPU */ -cpumask_t cpu_sibling_map[NR_CPUS] __read_mostly; -EXPORT_SYMBOL(cpu_sibling_map); +DEFINE_PER_CPU(cpumask_t, cpu_sibling_map); +EXPORT_PER_CPU_SYMBOL(cpu_sibling_map); /* representing HT and core siblings of each logical CPU */ -cpumask_t cpu_core_map[NR_CPUS] __read_mostly; -EXPORT_SYMBOL(cpu_core_map); +DEFINE_PER_CPU(cpumask_t, cpu_core_map); +EXPORT_PER_CPU_SYMBOL(cpu_core_map); /* bitmap of online cpus */ cpumask_t cpu_online_map __read_mostly; @@ -300,7 +300,7 @@ cpumask_t cpu_coregroup_map(int cpu) * And for power savings, we return cpu_core_map */ if (sched_mc_power_savings || sched_smt_power_savings) - return cpu_core_map[cpu]; + return per_cpu(cpu_core_map, cpu); else return c->llc_shared_map; } @@ -319,22 +319,22 @@ void __cpuinit set_cpu_sibling_map(int cpu) for_each_cpu_mask(i, cpu_sibling_setup_map) { if (c[cpu].phys_proc_id == c[i].phys_proc_id && c[cpu].cpu_core_id == c[i].cpu_core_id) { - cpu_set(i, cpu_sibling_map[cpu]); - cpu_set(cpu, cpu_sibling_map[i]); - cpu_set(i, cpu_core_map[cpu]); - cpu_set(cpu, cpu_core_map[i]); + cpu_set(i, per_cpu(cpu_sibling_map, cpu)); + cpu_set(cpu, per_cpu(cpu_sibling_map, i)); + cpu_set(i, per_cpu(cpu_core_map, cpu)); + cpu_set(cpu, per_cpu(cpu_core_map, i)); cpu_set(i, c[cpu].llc_shared_map); cpu_set(cpu, c[i].llc_shared_map); } } } else { - cpu_set(cpu, cpu_sibling_map[cpu]); + cpu_set(cpu, per_cpu(cpu_sibling_map, cpu)); } cpu_set(cpu, c[cpu].llc_shared_map); if (current_cpu_data.x86_max_cores == 1) { - cpu_core_map[cpu] = cpu_sibling_map[cpu]; + per_cpu(cpu_core_map, cpu) = per_cpu(cpu_sibling_map, cpu); c[cpu].booted_cores = 1; return; } @@ -346,17 +346,17 @@ void __cpuinit set_cpu_sibling_map(int cpu) cpu_set(cpu, c[i].llc_shared_map); } if (c[cpu].phys_proc_id == c[i].phys_proc_id) { - cpu_set(i, cpu_core_map[cpu]); - cpu_set(cpu, cpu_core_map[i]); + cpu_set(i, per_cpu(cpu_core_map, cpu)); + cpu_set(cpu, per_cpu(cpu_core_map, i)); /* * Does this new cpu bringup a new core? */ - if (cpus_weight(cpu_sibling_map[cpu]) == 1) { + if (cpus_weight(per_cpu(cpu_sibling_map, cpu)) == 1) { /* * for each core in package, increment * the booted_cores for this new cpu */ - if (first_cpu(cpu_sibling_map[i]) == i) + if (first_cpu(per_cpu(cpu_sibling_map, i)) == i) c[cpu].booted_cores++; /* * increment the core count for all @@ -983,8 +983,8 @@ static void __init smp_boot_cpus(unsigned int max_cpus) printk(KERN_NOTICE "Local APIC not detected." " Using dummy APIC emulation.\n"); map_cpu_to_logical_apicid(); - cpu_set(0, cpu_sibling_map[0]); - cpu_set(0, cpu_core_map[0]); + cpu_set(0, per_cpu(cpu_sibling_map, 0)); + cpu_set(0, per_cpu(cpu_core_map, 0)); return; } @@ -1008,8 +1008,8 @@ static void __init smp_boot_cpus(unsigned int max_cpus) printk(KERN_ERR "... forcing use of dummy APIC emulation. (tell your hw vendor)\n"); smpboot_clear_io_apic_irqs(); phys_cpu_present_map = physid_mask_of_physid(0); - cpu_set(0, cpu_sibling_map[0]); - cpu_set(0, cpu_core_map[0]); + cpu_set(0, per_cpu(cpu_sibling_map, 0)); + cpu_set(0, per_cpu(cpu_core_map, 0)); return; } @@ -1023,8 +1023,8 @@ static void __init smp_boot_cpus(unsigned int max_cpus) printk(KERN_INFO "SMP mode deactivated, forcing use of dummy APIC emulation.\n"); smpboot_clear_io_apic_irqs(); phys_cpu_present_map = physid_mask_of_physid(0); - cpu_set(0, cpu_sibling_map[0]); - cpu_set(0, cpu_core_map[0]); + cpu_set(0, per_cpu(cpu_sibling_map, 0)); + cpu_set(0, per_cpu(cpu_core_map, 0)); return; } @@ -1102,16 +1102,16 @@ static void __init smp_boot_cpus(unsigned int max_cpus) Dprintk("Boot done.\n"); /* - * construct cpu_sibling_map[], so that we can tell sibling CPUs + * construct cpu_sibling_map, so that we can tell sibling CPUs * efficiently. */ for (cpu = 0; cpu < NR_CPUS; cpu++) { - cpus_clear(cpu_sibling_map[cpu]); - cpus_clear(cpu_core_map[cpu]); + cpus_clear(per_cpu(cpu_sibling_map, cpu)); + cpus_clear(per_cpu(cpu_core_map, cpu)); } - cpu_set(0, cpu_sibling_map[0]); - cpu_set(0, cpu_core_map[0]); + cpu_set(0, per_cpu(cpu_sibling_map, 0)); + cpu_set(0, per_cpu(cpu_core_map, 0)); smpboot_setup_io_apic(); @@ -1148,19 +1148,19 @@ void remove_siblinginfo(int cpu) int sibling; struct cpuinfo_x86 *c = cpu_data; - for_each_cpu_mask(sibling, cpu_core_map[cpu]) { - cpu_clear(cpu, cpu_core_map[sibling]); - /* + for_each_cpu_mask(sibling, per_cpu(cpu_core_map, cpu)) { + cpu_clear(cpu, per_cpu(cpu_core_map, sibling)); + /*/ * last thread sibling in this cpu core going down */ - if (cpus_weight(cpu_sibling_map[cpu]) == 1) + if (cpus_weight(per_cpu(cpu_sibling_map, cpu)) == 1) c[sibling].booted_cores--; } - for_each_cpu_mask(sibling, cpu_sibling_map[cpu]) - cpu_clear(cpu, cpu_sibling_map[sibling]); - cpus_clear(cpu_sibling_map[cpu]); - cpus_clear(cpu_core_map[cpu]); + for_each_cpu_mask(sibling, per_cpu(cpu_sibling_map, cpu)) + cpu_clear(cpu, per_cpu(cpu_sibling_map, sibling)); + cpus_clear(per_cpu(cpu_sibling_map, cpu)); + cpus_clear(per_cpu(cpu_core_map, cpu)); c[cpu].phys_proc_id = 0; c[cpu].cpu_core_id = 0; cpu_clear(cpu, cpu_sibling_setup_map); |