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path: root/arch/x86/kernel/smpboot_32.c
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Diffstat (limited to 'arch/x86/kernel/smpboot_32.c')
-rw-r--r--arch/x86/kernel/smpboot_32.c36
1 files changed, 18 insertions, 18 deletions
diff --git a/arch/x86/kernel/smpboot_32.c b/arch/x86/kernel/smpboot_32.c
index 4cbab48ba86..31fc08bd15e 100644
--- a/arch/x86/kernel/smpboot_32.c
+++ b/arch/x86/kernel/smpboot_32.c
@@ -70,8 +70,8 @@ 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 */
DEFINE_PER_CPU(cpumask_t, cpu_core_map);
@@ -319,8 +319,8 @@ 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, 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);
@@ -328,13 +328,13 @@ void __cpuinit set_cpu_sibling_map(int cpu)
}
}
} 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) {
- per_cpu(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;
}
@@ -351,12 +351,12 @@ void __cpuinit set_cpu_sibling_map(int cpu)
/*
* 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
@@ -983,7 +983,7 @@ 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, per_cpu(cpu_sibling_map, 0));
cpu_set(0, per_cpu(cpu_core_map, 0));
return;
}
@@ -1008,7 +1008,7 @@ 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, per_cpu(cpu_sibling_map, 0));
cpu_set(0, per_cpu(cpu_core_map, 0));
return;
}
@@ -1023,7 +1023,7 @@ 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, per_cpu(cpu_sibling_map, 0));
cpu_set(0, per_cpu(cpu_core_map, 0));
return;
}
@@ -1102,15 +1102,15 @@ 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(per_cpu(cpu_sibling_map, cpu));
cpus_clear(per_cpu(cpu_core_map, cpu));
}
- cpu_set(0, cpu_sibling_map[0]);
+ cpu_set(0, per_cpu(cpu_sibling_map, 0));
cpu_set(0, per_cpu(cpu_core_map, 0));
smpboot_setup_io_apic();
@@ -1153,13 +1153,13 @@ void remove_siblinginfo(int cpu)
/*/
* 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]);
+ 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;