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Subject[PATCH 34/35] cpumask: Use accessors code. From: Rusty Russell <>
Use the accessors rather than frobbing bits directly.  Most of this is
in arch code I haven't even compiled, but it is mostly straightforward.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Mike Travis <travis@sgi.com>
---
arch/alpha/kernel/process.c | 4 +--
arch/alpha/kernel/smp.c | 7 +++---
arch/arm/kernel/smp.c | 6 ++---
arch/arm/mach-realview/platsmp.c | 4 +--
arch/cris/arch-v32/kernel/smp.c | 10 ++++-----
arch/ia64/kernel/acpi.c | 6 ++---
arch/ia64/kernel/setup.c | 2 -
arch/ia64/kernel/smp.c | 2 -
arch/ia64/kernel/smpboot.c | 30 +++++++++++----------------
arch/m32r/kernel/smp.c | 2 -
arch/m32r/kernel/smpboot.c | 6 ++---
arch/mips/kernel/smp-cmp.c | 8 ++++---
arch/mips/kernel/smp-mt.c | 2 -
arch/mips/kernel/smp.c | 10 ++++-----
arch/mips/kernel/smtc.c | 6 ++---
arch/mips/pmc-sierra/yosemite/smp.c | 5 +---
arch/mips/sgi-ip27/ip27-smp.c | 2 -
arch/mips/sibyte/bcm1480/smp.c | 5 +---
arch/mips/sibyte/sb1250/smp.c | 5 +---
arch/parisc/kernel/processor.c | 2 -
arch/parisc/kernel/smp.c | 12 +++++-----
arch/powerpc/kernel/setup-common.c | 6 ++---
arch/powerpc/kernel/smp.c | 6 ++---
arch/powerpc/platforms/powermac/setup.c | 2 -
arch/powerpc/platforms/powermac/smp.c | 4 +--
arch/powerpc/platforms/pseries/hotplug-cpu.c | 6 ++---
arch/s390/kernel/smp.c | 19 ++++++++---------
arch/sh/kernel/cpu/sh4a/smp-shx3.c | 5 +---
arch/sh/kernel/smp.c | 10 ++++-----
arch/sparc/kernel/smp.c | 8 +++----
arch/sparc/kernel/sun4d_smp.c | 2 -
arch/sparc/kernel/sun4m_smp.c | 2 -
arch/sparc64/kernel/mdesc.c | 4 +--
arch/sparc64/kernel/prom.c | 4 +--
arch/sparc64/kernel/smp.c | 6 ++---
arch/um/kernel/skas/process.c | 2 -
arch/um/kernel/smp.c | 10 ++++-----
arch/x86/kernel/acpi/boot.c | 2 -
arch/x86/kernel/apic.c | 4 +--
arch/x86/kernel/smp.c | 2 -
arch/x86/kernel/smpboot.c | 12 +++++-----
arch/x86/mach-voyager/voyager_smp.c | 16 +++++++-------
arch/x86/xen/smp.c | 8 +++----
init/main.c | 6 ++---
44 files changed, 138 insertions(+), 144 deletions(-)

--- linux-2.6.28.orig/arch/alpha/kernel/process.c
+++ linux-2.6.28/arch/alpha/kernel/process.c
@@ -93,7 +93,7 @@ common_shutdown_1(void *generic_ptr)
if (cpuid != boot_cpuid) {
flags |= 0x00040000UL; /* "remain halted" */
*pflags = flags;
- cpu_clear(cpuid, cpu_present_map);
+ set_cpu_present(cpuid, false);
halt();
}
#endif
@@ -119,7 +119,7 @@ common_shutdown_1(void *generic_ptr)

#ifdef CONFIG_SMP
/* Wait for the secondaries to halt. */
- cpu_clear(boot_cpuid, cpu_present_map);
+ set_cpu_present(boot_cpuid, false);
while (cpus_weight(cpu_present_map))
barrier();
#endif
--- linux-2.6.28.orig/arch/alpha/kernel/smp.c
+++ linux-2.6.28/arch/alpha/kernel/smp.c
@@ -121,10 +121,11 @@ smp_callin(void)
{
int cpuid = hard_smp_processor_id();

- if (cpu_test_and_set(cpuid, cpu_online_map)) {
+ if (cpu_isset(cpuid, cpu_online_map)) {
printk("??, cpu 0x%x already present??\n", cpuid);
BUG();
}
+ set_cpu_online(cpuid, true);

/* Turn on machine checks. */
wrmces(7);
@@ -435,7 +436,7 @@ setup_smp(void)
((char *)cpubase + i*hwrpb->processor_size);
if ((cpu->flags & 0x1cc) == 0x1cc) {
smp_num_probed++;
- cpu_set(i, cpu_present_map);
+ set_cpu_present(i, true);
cpu->pal_revision = boot_cpu_palrev;
}

@@ -468,7 +469,7 @@ smp_prepare_cpus(unsigned int max_cpus)

/* Nothing to do on a UP box, or when told not to. */
if (smp_num_probed == 1 || max_cpus == 0) {
- cpu_present_map = cpumask_of_cpu(boot_cpuid);
+ init_cpu_present(cpumask_of(boot_cpuid));
printk(KERN_INFO "SMP mode deactivated.\n");
return;
}
--- linux-2.6.28.orig/arch/arm/kernel/smp.c
+++ linux-2.6.28/arch/arm/kernel/smp.c
@@ -161,7 +161,7 @@ int __cpuexit __cpu_disable(void)
* Take this CPU offline. Once we clear this, we can't return,
* and we must not schedule until we're ready to give up the cpu.
*/
- cpu_clear(cpu, cpu_online_map);
+ set_cpu_online(cpu, false);

/*
* OK - migrate IRQs away from this CPU
@@ -283,7 +283,7 @@ asmlinkage void __cpuinit secondary_star
/*
* OK, now it's safe to let the boot CPU continue
*/
- cpu_set(cpu, cpu_online_map);
+ set_cpu_online(cpu, true);

/*
* OK, it's off to the idle thread for us
@@ -415,7 +415,7 @@ static void ipi_cpu_stop(unsigned int cp
dump_stack();
spin_unlock(&stop_lock);

- cpu_clear(cpu, cpu_online_map);
+ set_cpu_online(cpu, false);

local_fiq_disable();
local_irq_disable();
--- linux-2.6.28.orig/arch/arm/mach-realview/platsmp.c
+++ linux-2.6.28/arch/arm/mach-realview/platsmp.c
@@ -193,7 +193,7 @@ void __init smp_init_cpus(void)
unsigned int i, ncores = get_core_count();

for (i = 0; i < ncores; i++)
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
}

void __init smp_prepare_cpus(unsigned int max_cpus)
@@ -242,7 +242,7 @@ void __init smp_prepare_cpus(unsigned in
* actually populated at the present time.
*/
for (i = 0; i < max_cpus; i++)
- cpu_set(i, cpu_present_map);
+ set_cpu_present(i, true);

/*
* Initialise the SCU if there are more than one CPU and let
--- linux-2.6.28.orig/arch/cris/arch-v32/kernel/smp.c
+++ linux-2.6.28/arch/cris/arch-v32/kernel/smp.c
@@ -98,9 +98,9 @@ void __devinit smp_prepare_boot_cpu(void
SUPP_BANK_SEL(2);
SUPP_REG_WR(RW_MM_TLB_PGD, pgd);

- cpu_set(0, cpu_online_map);
+ set_cpu_online(0, true);
cpu_set(0, phys_cpu_present_map);
- cpu_set(0, cpu_possible_map);
+ set_cpu_possible(0, true);
}

void __init smp_cpus_done(unsigned int max_cpus)
@@ -126,10 +126,10 @@ smp_boot_one_cpu(int cpuid)
cpu_now_booting = cpuid;

/* Kick it */
- cpu_set(cpuid, cpu_online_map);
+ set_cpu_online(cpuid, true);
cpu_set(cpuid, cpu_mask);
send_ipi(IPI_BOOT, 0, cpu_mask);
- cpu_clear(cpuid, cpu_online_map);
+ set_cpu_online(cpuid, false);

/* Wait for CPU to come online */
for (timeout = 0; timeout < 10000; timeout++) {
@@ -177,7 +177,7 @@ void __init smp_callin(void)
notify_cpu_starting(cpu);
local_irq_enable();

- cpu_set(cpu, cpu_online_map);
+ set_cpu_online(cpu, true);
cpu_idle();
}

--- linux-2.6.28.orig/arch/ia64/kernel/acpi.c
+++ linux-2.6.28/arch/ia64/kernel/acpi.c
@@ -845,7 +845,7 @@ __init void prefill_possible_map(void)
possible, max((possible - available_cpus), 0));

for (i = 0; i < possible; i++)
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
}

int acpi_map_lsapic(acpi_handle handle, int *pcpu)
@@ -890,7 +890,7 @@ int acpi_map_lsapic(acpi_handle handle,

acpi_map_cpu2node(handle, cpu, physid);

- cpu_set(cpu, cpu_present_map);
+ set_cpu_present(cpu, true);
ia64_cpu_to_sapicid[cpu] = physid;

*pcpu = cpu;
@@ -902,7 +902,7 @@ EXPORT_SYMBOL(acpi_map_lsapic);
int acpi_unmap_lsapic(int cpu)
{
ia64_cpu_to_sapicid[cpu] = -1;
- cpu_clear(cpu, cpu_present_map);
+ set_cpu_present(cpu, false);

#ifdef CONFIG_ACPI_NUMA
/* NUMA specific cleanup's */
--- linux-2.6.28.orig/arch/ia64/kernel/setup.c
+++ linux-2.6.28/arch/ia64/kernel/setup.c
@@ -466,7 +466,7 @@ mark_bsp_online (void)
{
#ifdef CONFIG_SMP
/* If we register an early console, allow CPU 0 to printk */
- cpu_set(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), true);
#endif
}

--- linux-2.6.28.orig/arch/ia64/kernel/smp.c
+++ linux-2.6.28/arch/ia64/kernel/smp.c
@@ -76,7 +76,7 @@ stop_this_cpu(void)
/*
* Remove this CPU:
*/
- cpu_clear(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), false);
max_xtp();
local_irq_disable();
cpu_halt();
--- linux-2.6.28.orig/arch/ia64/kernel/smpboot.c
+++ linux-2.6.28/arch/ia64/kernel/smpboot.c
@@ -396,7 +396,7 @@ smp_callin (void)
/* Setup the per cpu irq handling data structures */
__setup_vector_irq(cpuid);
notify_cpu_starting(cpuid);
- cpu_set(cpuid, cpu_online_map);
+ set_cpu_online(cpuid, true);
per_cpu(cpu_state, cpuid) = CPU_ONLINE;
spin_unlock(&vector_lock);
ipi_call_unlock_irq();
@@ -550,7 +550,7 @@ do_rest:
if (!cpu_isset(cpu, cpu_callin_map)) {
printk(KERN_ERR "Processor 0x%x/0x%x is stuck.\n", cpu, sapicid);
ia64_cpu_to_sapicid[cpu] = -1;
- cpu_clear(cpu, cpu_online_map); /* was set in smp_callin() */
+ set_cpu_online(cpu, false); /* was set in smp_callin() */
return -EINVAL;
}
return 0;
@@ -580,15 +580,14 @@ smp_build_cpu_map (void)
}

ia64_cpu_to_sapicid[0] = boot_cpu_id;
- cpus_clear(cpu_present_map);
- cpu_set(0, cpu_present_map);
- cpu_set(0, cpu_possible_map);
+ init_cpu_present(cpumask_of(0));
+ set_cpu_possible(0, true);
for (cpu = 1, i = 0; i < smp_boot_data.cpu_count; i++) {
sapicid = smp_boot_data.cpu_phys_id[i];
if (sapicid == boot_cpu_id)
continue;
- cpu_set(cpu, cpu_present_map);
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_present(cpu, true);
+ set_cpu_possible(cpu, true);
ia64_cpu_to_sapicid[cpu] = sapicid;
cpu++;
}
@@ -611,7 +610,7 @@ smp_prepare_cpus (unsigned int max_cpus)
/*
* We have the boot CPU online for sure.
*/
- cpu_set(0, cpu_online_map);
+ set_cpu_online(0, true);
cpu_set(0, cpu_callin_map);

local_cpu_data->loops_per_jiffy = loops_per_jiffy;
@@ -626,19 +625,16 @@ smp_prepare_cpus (unsigned int max_cpus)
*/
if (!max_cpus) {
printk(KERN_INFO "SMP mode deactivated.\n");
- cpus_clear(cpu_online_map);
- cpus_clear(cpu_present_map);
- cpus_clear(cpu_possible_map);
- cpu_set(0, cpu_online_map);
- cpu_set(0, cpu_present_map);
- cpu_set(0, cpu_possible_map);
+ init_cpu_online(cpumask_of(0));
+ init_cpu_present(cpumask_of(0));
+ init_cpu_possible(cpumask_of(0));
return;
}
}

void __devinit smp_prepare_boot_cpu(void)
{
- cpu_set(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), true);
cpu_set(smp_processor_id(), cpu_callin_map);
per_cpu(cpu_state, smp_processor_id()) = CPU_ONLINE;
paravirt_post_smp_prepare_boot_cpu();
@@ -737,13 +733,13 @@ int __cpu_disable(void)
}

if (migrate_platform_irqs(cpu)) {
- cpu_set(cpu, cpu_online_map);
+ set_cpu_online(cpu, true);
return (-EBUSY);
}

remove_siblinginfo(cpu);
fixup_irqs();
- cpu_clear(cpu, cpu_online_map);
+ set_cpu_online(cpu, false);
local_flush_tlb_all();
cpu_clear(cpu, cpu_callin_map);
return 0;
--- linux-2.6.28.orig/arch/m32r/kernel/smp.c
+++ linux-2.6.28/arch/m32r/kernel/smp.c
@@ -531,7 +531,7 @@ static void stop_this_cpu(void *dummy)
/*
* Remove this CPU:
*/
- cpu_clear(cpu_id, cpu_online_map);
+ set_cpu_online(cpu_id, false);

/*
* PSW IE = 1;
--- linux-2.6.28.orig/arch/m32r/kernel/smpboot.c
+++ linux-2.6.28/arch/m32r/kernel/smpboot.c
@@ -135,7 +135,7 @@ void __devinit smp_prepare_boot_cpu(void
{
bsp_phys_id = hard_smp_processor_id();
physid_set(bsp_phys_id, phys_cpu_present_map);
- cpu_set(0, cpu_online_map); /* BSP's cpu_id == 0 */
+ set_cpu_online(0, true); /* BSP's cpu_id == 0 */
cpu_set(0, cpu_callout_map);
cpu_set(0, cpu_callin_map);

@@ -178,7 +178,7 @@ void __init smp_prepare_cpus(unsigned in
for (phys_id = 0 ; phys_id < nr_cpu ; phys_id++)
physid_set(phys_id, phys_cpu_present_map);
#ifndef CONFIG_HOTPLUG_CPU
- cpu_present_map = cpu_possible_map;
+ init_cpu_present(&cpu_possible_map);
#endif

show_mp_info(nr_cpu);
@@ -503,7 +503,7 @@ static void __init smp_online(void)
/* Save our processor parameters */
smp_store_cpu_info(cpu_id);

- cpu_set(cpu_id, cpu_online_map);
+ set_cpu_online(cpu_id, true);
}

/*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/
--- linux-2.6.28.orig/arch/mips/kernel/smp-cmp.c
+++ linux-2.6.28/arch/mips/kernel/smp-cmp.c
@@ -52,8 +52,10 @@ static int __init allowcpus(char *str)

cpus_clear(cpu_allow_map);
if (cpulist_parse(str, &cpu_allow_map) == 0) {
- cpu_set(0, cpu_allow_map);
- cpus_and(cpu_possible_map, cpu_possible_map, cpu_allow_map);
+ unsigned int i;
+ for (i = 1; i < nr_cpu_ids; i++)
+ if (!cpumask_test_cpu(i, cpu_allow_map))
+ set_cpu_possible(i, false);
len = cpulist_scnprintf(buf, sizeof(buf)-1, &cpu_possible_map);
buf[len] = '\0';
pr_debug("Allowable CPUs: %s\n", buf);
@@ -226,7 +228,7 @@ void __init cmp_smp_setup(void)

for (i = 1; i < nr_cpu_ids; i++) {
if (amon_cpu_avail(i)) {
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
__cpu_number_map[i] = ++ncpu;
__cpu_logical_map[ncpu] = i;
}
--- linux-2.6.28.orig/arch/mips/kernel/smp-mt.c
+++ linux-2.6.28/arch/mips/kernel/smp-mt.c
@@ -70,7 +70,7 @@ static unsigned int __init smvp_vpe_init
write_vpe_c0_vpeconf0(tmp);

/* Record this as available CPU */
- cpu_set(tc, cpu_possible_map);
+ set_cpu_possible(tc, true);
__cpu_number_map[tc] = ++ncpu;
__cpu_logical_map[ncpu] = tc;
}
--- linux-2.6.28.orig/arch/mips/kernel/smp.c
+++ linux-2.6.28/arch/mips/kernel/smp.c
@@ -157,7 +157,7 @@ static void stop_this_cpu(void *dummy)
/*
* Remove this CPU:
*/
- cpu_clear(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), false);
local_irq_enable(); /* May need to service _machine_restart IPI */
for (;;); /* Wait if available. */
}
@@ -181,7 +181,7 @@ void __init smp_prepare_cpus(unsigned in
mp_ops->prepare_cpus(max_cpus);
set_cpu_sibling_map(0);
#ifndef CONFIG_HOTPLUG_CPU
- cpu_present_map = cpu_possible_map;
+ init_cpu_present(&cpu_possible_map);
#endif
}

@@ -194,8 +194,8 @@ void __devinit smp_prepare_boot_cpu(void
*/
__cpu_number_map[0] = 0;
__cpu_logical_map[0] = 0;
- cpu_set(0, cpu_possible_map);
- cpu_set(0, cpu_online_map);
+ set_cpu_possible(0, true);
+ set_cpu_online(0, true);
cpu_set(0, cpu_callin_map);
}

@@ -225,7 +225,7 @@ int __cpuinit __cpu_up(unsigned int cpu)
while (!cpu_isset(cpu, cpu_callin_map))
udelay(100);

- cpu_set(cpu, cpu_online_map);
+ set_cpu_online(cpu, true);

return 0;
}
--- linux-2.6.28.orig/arch/mips/kernel/smtc.c
+++ linux-2.6.28/arch/mips/kernel/smtc.c
@@ -304,7 +304,7 @@ int __init smtc_build_cpu_map(int start_
*/
ntcs = ((read_c0_mvpconf0() & MVPCONF0_PTC) >> MVPCONF0_PTC_SHIFT) + 1;
for (i = start_cpu_slot; i < nr_cpu_ids && i < ntcs; i++) {
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
__cpu_number_map[i] = i;
__cpu_logical_map[i] = i;
}
@@ -521,8 +521,8 @@ void smtc_prepare_cpus(int cpus)
* Pull any physically present but unused TCs out of circulation.
*/
while (tc < (((val & MVPCONF0_PTC) >> MVPCONF0_PTC_SHIFT) + 1)) {
- cpu_clear(tc, cpu_possible_map);
- cpu_clear(tc, cpu_present_map);
+ set_cpu_possible(tc, false);
+ set_cpu_present(tc, false);
tc++;
}

--- linux-2.6.28.orig/arch/mips/pmc-sierra/yosemite/smp.c
+++ linux-2.6.28/arch/mips/pmc-sierra/yosemite/smp.c
@@ -150,10 +150,9 @@ static void __init yos_smp_setup(void)
{
int i;

- cpus_clear(cpu_possible_map);
-
+ init_cpu_possible(cpumask_of(0));
for (i = 0; i < 2; i++) {
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
__cpu_number_map[i] = i;
__cpu_logical_map[i] = i;
}
--- linux-2.6.28.orig/arch/mips/sgi-ip27/ip27-smp.c
+++ linux-2.6.28/arch/mips/sgi-ip27/ip27-smp.c
@@ -76,7 +76,7 @@ static int do_cpumask(cnodeid_t cnode, n
/* Only let it join in if it's marked enabled */
if ((acpu->cpu_info.flags & KLINFO_ENABLE) &&
(tot_cpus_found != NR_CPUS)) {
- cpu_set(cpuid, cpu_possible_map);
+ set_cpu_possible(cpuid, true);
alloc_cpupda(cpuid, tot_cpus_found);
cpus_found++;
tot_cpus_found++;
--- linux-2.6.28.orig/arch/mips/sibyte/bcm1480/smp.c
+++ linux-2.6.28/arch/mips/sibyte/bcm1480/smp.c
@@ -145,14 +145,13 @@ static void __init bcm1480_smp_setup(voi
{
int i, num;

- cpus_clear(cpu_possible_map);
- cpu_set(0, cpu_possible_map);
+ init_cpu_possible(cpumask_of(0));
__cpu_number_map[0] = 0;
__cpu_logical_map[0] = 0;

for (i = 1, num = 0; i < nr_cpu_ids; i++) {
if (cfe_cpu_stop(i) == 0) {
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
__cpu_number_map[i] = ++num;
__cpu_logical_map[num] = i;
}
--- linux-2.6.28.orig/arch/mips/sibyte/sb1250/smp.c
+++ linux-2.6.28/arch/mips/sibyte/sb1250/smp.c
@@ -133,14 +133,13 @@ static void __init sb1250_smp_setup(void
{
int i, num;

- cpus_clear(cpu_possible_map);
- cpu_set(0, cpu_possible_map);
+ init_cpu_possible(cpumask_of(0));
__cpu_number_map[0] = 0;
__cpu_logical_map[0] = 0;

for (i = 1, num = 0; i < nr_cpu_ids; i++) {
if (cfe_cpu_stop(i) == 0) {
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
__cpu_number_map[i] = ++num;
__cpu_logical_map[num] = i;
}
--- linux-2.6.28.orig/arch/parisc/kernel/processor.c
+++ linux-2.6.28/arch/parisc/kernel/processor.c
@@ -200,7 +200,7 @@ static int __cpuinit processor_probe(str
*/
#ifdef CONFIG_SMP
if (cpuid) {
- cpu_set(cpuid, cpu_present_map);
+ set_cpu_present(cpuid, true);
cpu_up(cpuid);
}
#endif
--- linux-2.6.28.orig/arch/parisc/kernel/smp.c
+++ linux-2.6.28/arch/parisc/kernel/smp.c
@@ -112,7 +112,7 @@ halt_processor(void)
{
/* REVISIT : redirect I/O Interrupts to another CPU? */
/* REVISIT : does PM *know* this CPU isn't available? */
- cpu_clear(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), false);
local_irq_disable();
for (;;)
;
@@ -298,13 +298,14 @@ smp_cpu_init(int cpunum)
mb();

/* Well, support 2.4 linux scheme as well. */
- if (cpu_test_and_set(cpunum, cpu_online_map))
+ if (cpu_isset(cpunum, cpu_online_map))
{
extern void machine_halt(void); /* arch/parisc.../process.c */

printk(KERN_CRIT "CPU#%d already initialized!\n", cpunum);
machine_halt();
}
+ set_cpu_online(cpunum, true);

/* Initialise the idle task for this CPU */
atomic_inc(&init_mm.mm_count);
@@ -426,8 +427,8 @@ void __devinit smp_prepare_boot_cpu(void
/* Setup BSP mappings */
printk("SMP: bootstrap CPU ID is %d\n",bootstrap_processor);

- cpu_set(bootstrap_processor, cpu_online_map);
- cpu_set(bootstrap_processor, cpu_present_map);
+ set_cpu_online(bootstrap_processor, true);
+ set_cpu_present(bootstrap_processor, true);
}


@@ -438,8 +439,7 @@ void __devinit smp_prepare_boot_cpu(void
*/
void __init smp_prepare_cpus(unsigned int max_cpus)
{
- cpus_clear(cpu_present_map);
- cpu_set(0, cpu_present_map);
+ init_cpu_present(cpumask_of(0));

parisc_max_cpus = max_cpus;
if (!max_cpus)
--- linux-2.6.28.orig/arch/powerpc/kernel/setup-common.c
+++ linux-2.6.28/arch/powerpc/kernel/setup-common.c
@@ -424,9 +424,9 @@ void __init smp_setup_cpu_maps(void)
for (j = 0; j < nthreads && cpu < nr_cpu_ids; j++) {
DBG(" thread %d -> cpu %d (hard id %d)\n",
j, cpu, intserv[j]);
- cpu_set(cpu, cpu_present_map);
+ set_cpu_present(cpu, true);
set_hard_smp_processor_id(cpu, intserv[j]);
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_possible(cpu, true);
cpu++;
}
}
@@ -472,7 +472,7 @@ void __init smp_setup_cpu_maps(void)
maxcpus);

for (cpu = 0; cpu < maxcpus; cpu++)
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_possible(cpu, true);
out:
of_node_put(dn);
}
--- linux-2.6.28.orig/arch/powerpc/kernel/smp.c
+++ linux-2.6.28/arch/powerpc/kernel/smp.c
@@ -225,7 +225,7 @@ void __devinit smp_prepare_boot_cpu(void
{
BUG_ON(smp_processor_id() != boot_cpuid);

- cpu_set(boot_cpuid, cpu_online_map);
+ set_cpu_online(boot_cpuid, true);
cpu_set(boot_cpuid, per_cpu(cpu_sibling_map, boot_cpuid));
cpu_set(boot_cpuid, per_cpu(cpu_core_map, boot_cpuid));
#ifdef CONFIG_PPC64
@@ -245,7 +245,7 @@ int generic_cpu_disable(void)
if (cpu == boot_cpuid)
return -EBUSY;

- cpu_clear(cpu, cpu_online_map);
+ set_cpu_online(cpu, false);
#ifdef CONFIG_PPC64
vdso_data->processorCount--;
fixup_irqs(cpu_online_map);
@@ -299,7 +299,7 @@ void generic_mach_cpu_die(void)
smp_wmb();
while (__get_cpu_var(cpu_state) != CPU_UP_PREPARE)
cpu_relax();
- cpu_set(cpu, cpu_online_map);
+ set_cpu_online(cpu, true);
local_irq_enable();
}
#endif
--- linux-2.6.28.orig/arch/powerpc/platforms/powermac/setup.c
+++ linux-2.6.28/arch/powerpc/platforms/powermac/setup.c
@@ -366,7 +366,7 @@ static void __init pmac_setup_arch(void)
int cpu;

for (cpu = 1; cpu < 4 && cpu < nr_cpu_ids; ++cpu)
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_possible(cpu, true);
smp_ops = &psurge_smp_ops;
}
#endif
--- linux-2.6.28.orig/arch/powerpc/platforms/powermac/smp.c
+++ linux-2.6.28/arch/powerpc/platforms/powermac/smp.c
@@ -317,7 +317,7 @@ static int __init smp_psurge_probe(void)
if (ncpus > nr_cpu_ids)
ncpus = nr_cpu_ids;
for (i = 1; i < ncpus ; ++i) {
- cpu_set(i, cpu_present_map);
+ set_cpu_present(i, true);
set_hard_smp_processor_id(i, i);
}

@@ -861,7 +861,7 @@ static void __devinit smp_core99_setup_c

int smp_core99_cpu_disable(void)
{
- cpu_clear(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), false);

/* XXX reset cpu affinity here */
mpic_cpu_set_priority(0xf);
--- linux-2.6.28.orig/arch/powerpc/platforms/pseries/hotplug-cpu.c
+++ linux-2.6.28/arch/powerpc/platforms/pseries/hotplug-cpu.c
@@ -94,7 +94,7 @@ static int pseries_cpu_disable(void)
{
int cpu = smp_processor_id();

- cpu_clear(cpu, cpu_online_map);
+ set_cpu_online(cpu, false);
vdso_data->processorCount--;

/*fix boot_cpuid here*/
@@ -185,7 +185,7 @@ static int pseries_add_processor(struct

for_each_cpu_mask(cpu, tmp) {
BUG_ON(cpu_isset(cpu, cpu_present_map));
- cpu_set(cpu, cpu_present_map);
+ set_cpu_present(cpu, true);
set_hard_smp_processor_id(cpu, *intserv++);
}
err = 0;
@@ -217,7 +217,7 @@ static void pseries_remove_processor(str
if (get_hard_smp_processor_id(cpu) != intserv[i])
continue;
BUG_ON(cpu_online(cpu));
- cpu_clear(cpu, cpu_present_map);
+ set_cpu_present(cpu, false);
set_hard_smp_processor_id(cpu, -1);
break;
}
--- linux-2.6.28.orig/arch/s390/kernel/smp.c
+++ linux-2.6.28/arch/s390/kernel/smp.c
@@ -451,7 +451,7 @@ static int smp_rescan_cpus_sigp(cpumask_
smp_cpu_polarization[logical_cpu] = POLARIZATION_UNKNWN;
if (!cpu_stopped(logical_cpu))
continue;
- cpu_set(logical_cpu, cpu_present_map);
+ set_cpu_present(logical_cpu, true);
smp_cpu_state[logical_cpu] = CPU_STATE_CONFIGURED;
logical_cpu = next_cpu(logical_cpu, avail);
if (logical_cpu >= nr_cpu_ids)
@@ -483,7 +483,7 @@ static int smp_rescan_cpus_sclp(cpumask_
continue;
__cpu_logical_map[logical_cpu] = cpu_id;
smp_cpu_polarization[logical_cpu] = POLARIZATION_UNKNWN;
- cpu_set(logical_cpu, cpu_present_map);
+ set_cpu_present(logical_cpu, true);
if (cpu >= info->configured)
smp_cpu_state[logical_cpu] = CPU_STATE_STANDBY;
else
@@ -587,7 +587,7 @@ int __cpuinit start_secondary(void *cpuv
notify_cpu_starting(smp_processor_id());
/* Mark this cpu as online */
spin_lock(&call_lock);
- cpu_set(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), true);
spin_unlock(&call_lock);
/* Switch on interrupts */
local_irq_enable();
@@ -730,9 +730,8 @@ static int __init setup_possible_cpus(ch
int pcpus, cpu;

pcpus = simple_strtoul(s, NULL, 0);
- cpu_possible_map = cpumask_of_cpu(0);
- for (cpu = 1; cpu < pcpus && cpu < nr_cpu_ids; cpu++)
- cpu_set(cpu, cpu_possible_map);
+ for (cpu = 0; cpu < pcpus && cpu < nr_cpu_ids; cpu++)
+ set_cpu_possible(cpu, true);
return 0;
}
early_param("possible_cpus", setup_possible_cpus);
@@ -744,7 +743,7 @@ int __cpu_disable(void)
struct ec_creg_mask_parms cr_parms;
int cpu = smp_processor_id();

- cpu_clear(cpu, cpu_online_map);
+ set_cpu_online(cpu, false);

/* Disable pfault pseudo page faults on this cpu. */
pfault_fini();
@@ -838,8 +837,8 @@ void __init smp_prepare_boot_cpu(void)
BUG_ON(smp_processor_id() != 0);

current_thread_info()->cpu = 0;
- cpu_set(0, cpu_present_map);
- cpu_set(0, cpu_online_map);
+ set_cpu_present(0, true);
+ set_cpu_online(0, true);
S390_lowcore.percpu_offset = __per_cpu_offset[0];
current_set[0] = current;
smp_cpu_state[0] = CPU_STATE_CONFIGURED;
@@ -1106,7 +1105,7 @@ int __ref smp_rescan_cpus(void)
for_each_cpu_mask(cpu, newcpus) {
rc = smp_add_present_cpu(cpu);
if (rc)
- cpu_clear(cpu, cpu_present_map);
+ set_cpu_present(cpu, false);
}
rc = 0;
out:
--- linux-2.6.28.orig/arch/sh/kernel/cpu/sh4a/smp-shx3.c
+++ linux-2.6.28/arch/sh/kernel/cpu/sh4a/smp-shx3.c
@@ -35,8 +35,7 @@ void __init plat_smp_setup(void)
unsigned int cpu = 0;
int i, num;

- cpus_clear(cpu_possible_map);
- cpu_set(cpu, cpu_possible_map);
+ init_cpu_possible(cpumask_of(cpu));

__cpu_number_map[0] = 0;
__cpu_logical_map[0] = 0;
@@ -46,7 +45,7 @@ void __init plat_smp_setup(void)
* for the total number of cores.
*/
for (i = 1, num = 0; i < NR_CPUS; i++) {
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
__cpu_number_map[i] = ++num;
__cpu_logical_map[num] = i;
}
--- linux-2.6.28.orig/arch/sh/kernel/smp.c
+++ linux-2.6.28/arch/sh/kernel/smp.c
@@ -46,7 +46,7 @@ void __init smp_prepare_cpus(unsigned in
plat_prepare_cpus(max_cpus);

#ifndef CONFIG_HOTPLUG_CPU
- cpu_present_map = cpu_possible_map;
+ init_cpu_present(&cpu_possible_map);
#endif
}

@@ -57,8 +57,8 @@ void __devinit smp_prepare_boot_cpu(void
__cpu_number_map[0] = cpu;
__cpu_logical_map[0] = cpu;

- cpu_set(cpu, cpu_online_map);
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_online(cpu, true);
+ set_cpu_possible(cpu, true);
}

asmlinkage void __cpuinit start_secondary(void)
@@ -88,7 +88,7 @@ asmlinkage void __cpuinit start_secondar

smp_store_cpu_info(cpu);

- cpu_set(cpu, cpu_online_map);
+ set_cpu_online(cpu, true);

cpu_idle();
}
@@ -158,7 +158,7 @@ void smp_send_reschedule(int cpu)

static void stop_this_cpu(void *unused)
{
- cpu_clear(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), false);
local_irq_disable();

for (;;)
--- linux-2.6.28.orig/arch/sparc/kernel/smp.c
+++ linux-2.6.28/arch/sparc/kernel/smp.c
@@ -331,8 +331,8 @@ void __init smp_setup_cpu_possible_map(v
instance = 0;
while (!cpu_find_by_instance(instance, NULL, &mid)) {
if (mid < NR_CPUS) {
- cpu_set(mid, cpu_possible_map);
- cpu_set(mid, cpu_present_map);
+ set_cpu_possible(mid, true);
+ set_cpu_present(mid, true);
}
instance++;
}
@@ -350,8 +350,8 @@ void __init smp_prepare_boot_cpu(void)
printk("boot cpu id != 0, this could work but is untested\n");

current_thread_info()->cpu = cpuid;
- cpu_set(cpuid, cpu_online_map);
- cpu_set(cpuid, cpu_possible_map);
+ set_cpu_online(cpuid, true);
+ set_cpu_possible(cpuid, true);
}

int __cpuinit __cpu_up(unsigned int cpu)
--- linux-2.6.28.orig/arch/sparc/kernel/sun4d_smp.c
+++ linux-2.6.28/arch/sparc/kernel/sun4d_smp.c
@@ -150,7 +150,7 @@ void __init smp4d_callin(void)
spin_lock_irqsave(&sun4d_imsk_lock, flags);
cc_set_imsk(cc_get_imsk() & ~0x4000); /* Allow PIL 14 as well */
spin_unlock_irqrestore(&sun4d_imsk_lock, flags);
- cpu_set(cpuid, cpu_online_map);
+ set_cpu_online(cpuid, true);

}

--- linux-2.6.28.orig/arch/sparc/kernel/sun4m_smp.c
+++ linux-2.6.28/arch/sparc/kernel/sun4m_smp.c
@@ -112,7 +112,7 @@ void __cpuinit smp4m_callin(void)

local_irq_enable();

- cpu_set(cpuid, cpu_online_map);
+ set_cpu_online(cpuid, true);
}

/*
--- linux-2.6.28.orig/arch/sparc64/kernel/mdesc.c
+++ linux-2.6.28/arch/sparc64/kernel/mdesc.c
@@ -566,7 +566,7 @@ static void __init report_platform_prope
max_cpu = NR_CPUS;
}
for (i = 0; i < max_cpu; i++)
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
}
#endif

@@ -826,7 +826,7 @@ void __cpuinit mdesc_fill_in_cpu_data(cp
}

#ifdef CONFIG_SMP
- cpu_set(cpuid, cpu_present_map);
+ set_cpu_present(cpuid, true);
#endif

c->core_id = 0;
--- linux-2.6.28.orig/arch/sparc64/kernel/prom.c
+++ linux-2.6.28/arch/sparc64/kernel/prom.c
@@ -1601,8 +1601,8 @@ static void __init of_fill_in_cpu_data(v
}

#ifdef CONFIG_SMP
- cpu_set(cpuid, cpu_present_map);
- cpu_set(cpuid, cpu_possible_map);
+ set_cpu_present(cpuid, true);
+ set_cpu_possible(cpuid, true);
#endif
}

--- linux-2.6.28.orig/arch/sparc64/kernel/smp.c
+++ linux-2.6.28/arch/sparc64/kernel/smp.c
@@ -119,7 +119,7 @@ void __cpuinit smp_callin(void)
rmb();

ipi_call_lock();
- cpu_set(cpuid, cpu_online_map);
+ set_cpu_online(cpuid, true);
ipi_call_unlock();

/* idle thread is expected to have preempt disabled */
@@ -1313,7 +1313,7 @@ int __cpu_disable(void)
local_irq_disable();

ipi_call_lock();
- cpu_clear(cpu, cpu_online_map);
+ set_cpu_online(cpu, false);
ipi_call_unlock();

return 0;
@@ -1339,7 +1339,7 @@ void __cpu_die(unsigned int cpu)
do {
hv_err = sun4v_cpu_stop(cpu);
if (hv_err == HV_EOK) {
- cpu_clear(cpu, cpu_present_map);
+ set_cpu_present(cpu, false);
break;
}
} while (--limit > 0);
--- linux-2.6.28.orig/arch/um/kernel/skas/process.c
+++ linux-2.6.28/arch/um/kernel/skas/process.c
@@ -41,7 +41,7 @@ static int __init start_kernel_proc(void
cpu_tasks[0].pid = pid;
cpu_tasks[0].task = current;
#ifdef CONFIG_SMP
- cpu_online_map = cpumask_of_cpu(0);
+ init_cpu_online(cpumask_of(0));
#endif
start_kernel();
return 0;
--- linux-2.6.28.orig/arch/um/kernel/smp.c
+++ linux-2.6.28/arch/um/kernel/smp.c
@@ -79,7 +79,7 @@ static int idle_proc(void *cpup)
cpu_relax();

notify_cpu_starting(cpu);
- cpu_set(cpu, cpu_online_map);
+ set_cpu_online(cpu, true);
default_idle();
return 0;
}
@@ -111,10 +111,10 @@ void smp_prepare_cpus(unsigned int maxcp
int i;

for (i = 0; i < ncpus; ++i)
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);

- cpu_clear(me, cpu_online_map);
- cpu_set(me, cpu_online_map);
+ set_cpu_online(me, false);
+ set_cpu_online(me, true);
cpu_set(me, cpu_callin_map);

err = os_pipe(cpu_data[me].ipi_pipe, 1, 1);
@@ -141,7 +141,7 @@ void smp_prepare_cpus(unsigned int maxcp

void smp_prepare_boot_cpu(void)
{
- cpu_set(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), true);
}

int __cpu_up(unsigned int cpu)
--- linux-2.6.28.orig/arch/x86/kernel/acpi/boot.c
+++ linux-2.6.28/arch/x86/kernel/acpi/boot.c
@@ -597,7 +597,7 @@ EXPORT_SYMBOL(acpi_map_lsapic);
int acpi_unmap_lsapic(int cpu)
{
per_cpu(x86_cpu_to_apicid, cpu) = -1;
- cpu_clear(cpu, cpu_present_map);
+ set_cpu_present(cpu, false);
num_processors--;

return (0);
--- linux-2.6.28.orig/arch/x86/kernel/apic.c
+++ linux-2.6.28/arch/x86/kernel/apic.c
@@ -1903,8 +1903,8 @@ void __cpuinit generic_processor_info(in
}
#endif

- cpu_set(cpu, cpu_possible_map);
- cpu_set(cpu, cpu_present_map);
+ set_cpu_possible(cpu, true);
+ set_cpu_present(cpu, true);
}

#ifdef CONFIG_X86_64
--- linux-2.6.28.orig/arch/x86/kernel/smp.c
+++ linux-2.6.28/arch/x86/kernel/smp.c
@@ -146,7 +146,7 @@ static void stop_this_cpu(void *dummy)
/*
* Remove this CPU:
*/
- cpu_clear(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), false);
disable_local_APIC();
if (hlt_works(smp_processor_id()))
for (;;) halt();
--- linux-2.6.28.orig/arch/x86/kernel/smpboot.c
+++ linux-2.6.28/arch/x86/kernel/smpboot.c
@@ -941,7 +941,7 @@ restore_state:
numa_remove_cpu(cpu); /* was set by numa_add_cpu */
cpu_clear(cpu, cpu_callout_map); /* was set by do_boot_cpu() */
cpu_clear(cpu, cpu_initialized); /* was set by cpu_init() */
- cpu_clear(cpu, cpu_present_map);
+ set_cpu_present(cpu, false);
per_cpu(x86_cpu_to_apicid, cpu) = BAD_APICID;
}

@@ -1030,8 +1030,8 @@ int __cpuinit native_cpu_up(unsigned int
*/
static __init void disable_smp(void)
{
- cpu_present_map = cpumask_of_cpu(0);
- cpu_possible_map = cpumask_of_cpu(0);
+ init_cpu_present(cpumask_of(0));
+ init_cpu_possible(cpumask_of(0));
smpboot_clear_io_apic_irqs();

if (smp_found_config)
@@ -1062,14 +1062,14 @@ static int __init smp_sanity_check(unsig
nr = 0;
for_each_present_cpu(cpu) {
if (nr >= 8)
- cpu_clear(cpu, cpu_present_map);
+ set_cpu_present(cpu, false);
nr++;
}

nr = 0;
for_each_possible_cpu(cpu) {
if (nr >= 8)
- cpu_clear(cpu, cpu_possible_map);
+ set_cpu_possible(cpu, false);
nr++;
}

@@ -1288,7 +1288,7 @@ __init void prefill_possible_map(void)
possible, max_t(int, possible - num_processors, 0));

for (i = 0; i < possible; i++)
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);

nr_cpu_ids = possible;
}
--- linux-2.6.28.orig/arch/x86/mach-voyager/voyager_smp.c
+++ linux-2.6.28/arch/x86/mach-voyager/voyager_smp.c
@@ -371,7 +371,7 @@ void __init find_smp_config(void)
cpus_addr(phys_cpu_present_map)[0] |=
voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK +
3) << 24;
- cpu_possible_map = phys_cpu_present_map;
+ init_cpu_possible(&phys_cpu_present_map);
printk("VOYAGER SMP: phys_cpu_present_map = 0x%lx\n",
cpus_addr(phys_cpu_present_map)[0]);
/* Here we set up the VIC to enable SMP */
@@ -471,7 +471,7 @@ static void __init start_secondary(void

local_flush_tlb();

- cpu_set(cpuid, cpu_online_map);
+ set_cpu_online(cpuid, true);
wmb();
cpu_idle();
}
@@ -595,7 +595,7 @@ static void __init do_boot_cpu(__u8 cpu)
print_cpu_info(&cpu_data(cpu));
wmb();
cpu_set(cpu, cpu_callout_map);
- cpu_set(cpu, cpu_present_map);
+ set_cpu_present(cpu, true);
} else {
printk("CPU%d FAILED TO BOOT: ", cpu);
if (*
@@ -656,7 +656,7 @@ void __init smp_boot_cpus(void)
/* enable our own CPIs */
vic_enable_cpi();

- cpu_set(boot_cpu_id, cpu_online_map);
+ set_cpu_online(boot_cpu_id, true);
cpu_set(boot_cpu_id, cpu_callout_map);

/* loop over all the extended VIC CPUs and boot them. The
@@ -939,7 +939,7 @@ static void smp_enable_irq_interrupt(voi
static void smp_stop_cpu_function(void *dummy)
{
VDEBUG(("VOYAGER SMP: CPU%d is STOPPING\n", smp_processor_id()));
- cpu_clear(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), false);
local_irq_disable();
for (;;)
halt();
@@ -1740,10 +1740,10 @@ static void __cpuinit voyager_smp_prepar
init_gdt(smp_processor_id());
switch_to_new_gdt();

- cpu_set(smp_processor_id(), cpu_online_map);
+ set_cpu_online(smp_processor_id(), true);
cpu_set(smp_processor_id(), cpu_callout_map);
- cpu_set(smp_processor_id(), cpu_possible_map);
- cpu_set(smp_processor_id(), cpu_present_map);
+ set_cpu_possible(smp_processor_id(), true);
+ set_cpu_present(smp_processor_id(), true);
}

static int __cpuinit voyager_cpu_up(unsigned int cpu)
--- linux-2.6.28.orig/arch/x86/xen/smp.c
+++ linux-2.6.28/arch/x86/xen/smp.c
@@ -77,7 +77,7 @@ static __cpuinit void cpu_bringup(void)

xen_setup_cpu_clockevents();

- cpu_set(cpu, cpu_online_map);
+ set_cpu_online(cpu, true);
x86_write_percpu(cpu_state, CPU_ONLINE);
wmb();

@@ -162,7 +162,7 @@ static void __init xen_fill_possible_map
rc = HYPERVISOR_vcpu_op(VCPUOP_is_up, i, NULL);
if (rc >= 0) {
num_processors++;
- cpu_set(i, cpu_possible_map);
+ set_cpu_possible(i, true);
}
}
}
@@ -198,7 +198,7 @@ static void __init xen_smp_prepare_cpus(
while ((num_possible_cpus() > 1) && (num_possible_cpus() > max_cpus)) {
for (cpu = nr_cpu_ids - 1; !cpu_possible(cpu); cpu--)
continue;
- cpu_clear(cpu, cpu_possible_map);
+ set_cpu_possible(cpu, false);
}

for_each_possible_cpu (cpu) {
@@ -211,7 +211,7 @@ static void __init xen_smp_prepare_cpus(
if (IS_ERR(idle))
panic("failed fork for CPU %d", cpu);

- cpu_set(cpu, cpu_present_map);
+ set_cpu_present(cpu, true);
}
}

--- linux-2.6.28.orig/init/main.c
+++ linux-2.6.28/init/main.c
@@ -529,9 +529,9 @@ static void __init boot_cpu_init(void)
{
int cpu = smp_processor_id();
/* Mark the boot cpu "present", "online" etc for SMP and UP case */
- cpu_set(cpu, cpu_online_map);
- cpu_set(cpu, cpu_present_map);
- cpu_set(cpu, cpu_possible_map);
+ set_cpu_online(cpu, true);
+ set_cpu_present(cpu, true);
+ set_cpu_possible(cpu, true);
}

void __init __weak smp_setup_processor_id(void)
--


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