x86: use cpumask function for present, possible, and online cpus
cpu_online(), cpu_present(), for_each_possible_cpu(), num_possible_cpus()
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/kernel/genapic_64.c b/arch/x86/kernel/genapic_64.c
index 9546ef4..021624c 100644
--- a/arch/x86/kernel/genapic_64.c
+++ b/arch/x86/kernel/genapic_64.c
@@ -51,7 +51,7 @@
else
#endif
- if (cpus_weight(cpu_possible_map) <= 8)
+ if (num_possible_cpus() <= 8)
genapic = &apic_flat;
else
genapic = &apic_physflat;
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index eef79e8..04c662b 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -1058,7 +1058,7 @@
check_tsc_sync_source(cpu);
local_irq_restore(flags);
- while (!cpu_isset(cpu, cpu_online_map)) {
+ while (!cpu_online(cpu)) {
cpu_relax();
touch_nmi_watchdog();
}
@@ -1168,7 +1168,7 @@
int i;
struct cpuinfo_x86 *c;
- for_each_cpu_mask(i, cpu_possible_map) {
+ for_each_possible_cpu(i) {
c = &cpu_data(i);
/* mark all to hotplug */
c->cpu_index = NR_CPUS;
diff --git a/arch/x86/kernel/tlb_64.c b/arch/x86/kernel/tlb_64.c
index df224a8..a1f07d7 100644
--- a/arch/x86/kernel/tlb_64.c
+++ b/arch/x86/kernel/tlb_64.c
@@ -195,9 +195,9 @@
{
int i;
- for_each_cpu_mask(i, cpu_possible_map) {
+ for_each_possible_cpu(i)
spin_lock_init(&per_cpu(flush_state, i).tlbstate_lock);
- }
+
return 0;
}
core_initcall(init_smp_flush);
diff --git a/arch/x86/mach-voyager/voyager_smp.c b/arch/x86/mach-voyager/voyager_smp.c
index 6e2c4ef..8acbf0c 100644
--- a/arch/x86/mach-voyager/voyager_smp.c
+++ b/arch/x86/mach-voyager/voyager_smp.c
@@ -113,7 +113,7 @@
for_each_online_cpu(cpu) {
if (cpuset & (1 << cpu)) {
#ifdef VOYAGER_DEBUG
- if (!cpu_isset(cpu, cpu_online_map))
+ if (!cpu_online(cpu))
VDEBUG(("CPU%d sending cpi %d to CPU%d not in "
"cpu_online_map\n",
hard_smp_processor_id(), cpi, cpu));
@@ -683,9 +683,9 @@
* Code added from smpboot.c */
{
unsigned long bogosum = 0;
- for (i = 0; i < NR_CPUS; i++)
- if (cpu_isset(i, cpu_online_map))
- bogosum += cpu_data(i).loops_per_jiffy;
+
+ for_each_online_cpu(i)
+ bogosum += cpu_data(i).loops_per_jiffy;
printk(KERN_INFO "Total of %d processors activated "
"(%lu.%02lu BogoMIPS).\n",
cpucount + 1, bogosum / (500000 / HZ),
@@ -1838,7 +1838,7 @@
return -EIO;
/* Unleash the CPU! */
cpu_set(cpu, smp_commenced_mask);
- while (!cpu_isset(cpu, cpu_online_map))
+ while (!cpu_online(cpu))
mb();
return 0;
}
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index 92dd3db..94e6900 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -193,7 +193,7 @@
/* Restrict the possible_map according to max_cpus. */
while ((num_possible_cpus() > 1) && (num_possible_cpus() > max_cpus)) {
- for (cpu = NR_CPUS-1; !cpu_isset(cpu, cpu_possible_map); cpu--)
+ for (cpu = NR_CPUS - 1; !cpu_possible(cpu); cpu--)
continue;
cpu_clear(cpu, cpu_possible_map);
}