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Diffstat (limited to 'arch/x86/kernel/smpboot_64.c')
-rw-r--r--arch/x86/kernel/smpboot_64.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/arch/x86/kernel/smpboot_64.c b/arch/x86/kernel/smpboot_64.c
index 720a7d1f8862..6723c8622828 100644
--- a/arch/x86/kernel/smpboot_64.c
+++ b/arch/x86/kernel/smpboot_64.c
@@ -95,8 +95,8 @@ cpumask_t cpu_sibling_map[NR_CPUS] __read_mostly;
EXPORT_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);
/*
* Trampoline 80x86 program as an array.
@@ -243,7 +243,7 @@ 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;
}
@@ -264,8 +264,8 @@ static inline void set_cpu_sibling_map(int cpu)
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_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);
}
@@ -277,7 +277,7 @@ static inline void set_cpu_sibling_map(int 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) = cpu_sibling_map[cpu];
c[cpu].booted_cores = 1;
return;
}
@@ -289,8 +289,8 @@ static inline void 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?
*/
@@ -736,7 +736,7 @@ static __init void disable_smp(void)
else
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_core_map, 0));
}
#ifdef CONFIG_HOTPLUG_CPU
@@ -971,8 +971,8 @@ static 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
*/
@@ -983,7 +983,7 @@ static void remove_siblinginfo(int cpu)
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]);
+ 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);
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