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WSL2-Linux-Kernel
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cpumask: change cpumask_of_cpu_ptr to use new cpumask_of_cpu 

* Replace previous instances of the cpumask_of_cpu_ptr* macros
    with a the new (lvalue capable) generic cpumask_of_cpu().

Signed-off-by: Mike Travis <travis@sgi.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Jack Steiner <steiner@sgi.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Mike Travis 2008-07-24 18:21:31 -07:00 коммит произвёл Ingo Molnar
Родитель 6524d938b3
Коммит 0bc3cc03fa
17 изменённых файлов: 37 добавлений и 83 удалений
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3
arch/x86/kernel/acpi/cstate.c
Просмотреть файл

@ -73,7 +73,6 @@ int acpi_processor_ffh_cstate_probe(unsigned int cpu,
struct cpuinfo_x86 *c = &cpu_data(cpu);
cpumask_t saved_mask;
cpumask_of_cpu_ptr(new_mask, cpu);
int retval;
unsigned int eax, ebx, ecx, edx;
unsigned int edx_part;
@ -92,7 +91,7 @@ int acpi_processor_ffh_cstate_probe(unsigned int cpu,
/* Make sure we are running on right CPU */
saved_mask = current->cpus_allowed;
retval = set_cpus_allowed_ptr(current, new_mask);
retval = set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
if (retval)
return -1;

10
arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
Просмотреть файл

@ -200,12 +200,10 @@ static void drv_read(struct drv_cmd *cmd)
static void drv_write(struct drv_cmd *cmd)
{
cpumask_t saved_mask = current->cpus_allowed;
cpumask_of_cpu_ptr_declare(cpu_mask);
unsigned int i;
for_each_cpu_mask_nr(i, cmd->mask) {
cpumask_of_cpu_ptr_next(cpu_mask, i);
set_cpus_allowed_ptr(current, cpu_mask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(i));
do_drv_write(cmd);
}
@ -269,12 +267,11 @@ static unsigned int get_measured_perf(unsigned int cpu)
} aperf_cur, mperf_cur;
cpumask_t saved_mask;
cpumask_of_cpu_ptr(cpu_mask, cpu);
unsigned int perf_percent;
unsigned int retval;
saved_mask = current->cpus_allowed;
set_cpus_allowed_ptr(current, cpu_mask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
if (get_cpu() != cpu) {
/* We were not able to run on requested processor */
put_cpu();
@ -340,7 +337,6 @@ static unsigned int get_measured_perf(unsigned int cpu)
static unsigned int get_cur_freq_on_cpu(unsigned int cpu)
{
cpumask_of_cpu_ptr(cpu_mask, cpu);
struct acpi_cpufreq_data *data = per_cpu(drv_data, cpu);
unsigned int freq;
unsigned int cached_freq;
@ -353,7 +349,7 @@ static unsigned int get_cur_freq_on_cpu(unsigned int cpu)
}
cached_freq = data->freq_table[data->acpi_data->state].frequency;
freq = extract_freq(get_cur_val(cpu_mask), data);
freq = extract_freq(get_cur_val(&cpumask_of_cpu(cpu)), data);
if (freq != cached_freq) {
/*
* The dreaded BIOS frequency change behind our back.

15
arch/x86/kernel/cpu/cpufreq/powernow-k8.c
Просмотреть файл

@ -479,12 +479,11 @@ static int core_voltage_post_transition(struct powernow_k8_data *data, u32 reqvi
static int check_supported_cpu(unsigned int cpu)
{
cpumask_t oldmask;
cpumask_of_cpu_ptr(cpu_mask, cpu);
u32 eax, ebx, ecx, edx;
unsigned int rc = 0;
oldmask = current->cpus_allowed;
set_cpus_allowed_ptr(current, cpu_mask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
if (smp_processor_id() != cpu) {
printk(KERN_ERR PFX "limiting to cpu %u failed\n", cpu);
@ -1017,7 +1016,6 @@ static int transition_frequency_pstate(struct powernow_k8_data *data, unsigned i
static int powernowk8_target(struct cpufreq_policy *pol, unsigned targfreq, unsigned relation)
{
cpumask_t oldmask;
cpumask_of_cpu_ptr(cpu_mask, pol->cpu);
struct powernow_k8_data *data = per_cpu(powernow_data, pol->cpu);
u32 checkfid;
u32 checkvid;
@ -1032,7 +1030,7 @@ static int powernowk8_target(struct cpufreq_policy *pol, unsigned targfreq, unsi
/* only run on specific CPU from here on */
oldmask = current->cpus_allowed;
set_cpus_allowed_ptr(current, cpu_mask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(pol->cpu));
if (smp_processor_id() != pol->cpu) {
printk(KERN_ERR PFX "limiting to cpu %u failed\n", pol->cpu);
@ -1107,7 +1105,6 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
{
struct powernow_k8_data *data;
cpumask_t oldmask;
cpumask_of_cpu_ptr_declare(newmask);
int rc;
if (!cpu_online(pol->cpu))
@ -1159,8 +1156,7 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
/* only run on specific CPU from here on */
oldmask = current->cpus_allowed;
cpumask_of_cpu_ptr_next(newmask, pol->cpu);
set_cpus_allowed_ptr(current, newmask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(pol->cpu));
if (smp_processor_id() != pol->cpu) {
printk(KERN_ERR PFX "limiting to cpu %u failed\n", pol->cpu);
@ -1182,7 +1178,7 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
set_cpus_allowed_ptr(current, &oldmask);
if (cpu_family == CPU_HW_PSTATE)
pol->cpus = *newmask;
pol->cpus = cpumask_of_cpu(pol->cpu);
else
pol->cpus = per_cpu(cpu_core_map, pol->cpu);
data->available_cores = &(pol->cpus);
@ -1248,7 +1244,6 @@ static unsigned int powernowk8_get (unsigned int cpu)
{
struct powernow_k8_data *data;
cpumask_t oldmask = current->cpus_allowed;
cpumask_of_cpu_ptr(newmask, cpu);
unsigned int khz = 0;
unsigned int first;
@ -1258,7 +1253,7 @@ static unsigned int powernowk8_get (unsigned int cpu)
if (!data)
return -EINVAL;
set_cpus_allowed_ptr(current, newmask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
if (smp_processor_id() != cpu) {
printk(KERN_ERR PFX
"limiting to CPU %d failed in powernowk8_get\n", cpu);

12
arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c
Просмотреть файл

@ -324,10 +324,9 @@ static unsigned int get_cur_freq(unsigned int cpu)
unsigned l, h;
unsigned clock_freq;
cpumask_t saved_mask;
cpumask_of_cpu_ptr(new_mask, cpu);
saved_mask = current->cpus_allowed;
set_cpus_allowed_ptr(current, new_mask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
if (smp_processor_id() != cpu)
return 0;
@ -585,15 +584,12 @@ static int centrino_target (struct cpufreq_policy *policy,
* Best effort undo..
*/
if (!cpus_empty(*covered_cpus)) {
cpumask_of_cpu_ptr_declare(new_mask);
if (!cpus_empty(*covered_cpus))
for_each_cpu_mask_nr(j, *covered_cpus) {
cpumask_of_cpu_ptr_next(new_mask, j);
set_cpus_allowed_ptr(current, new_mask);
set_cpus_allowed_ptr(current,
&cpumask_of_cpu(j));
wrmsr(MSR_IA32_PERF_CTL, oldmsr, h);
}
}
tmp = freqs.new;
freqs.new = freqs.old;

3
arch/x86/kernel/cpu/cpufreq/speedstep-ich.c
Просмотреть файл

@ -244,8 +244,7 @@ static unsigned int _speedstep_get(const cpumask_t *cpus)
static unsigned int speedstep_get(unsigned int cpu)
{
cpumask_of_cpu_ptr(newmask, cpu);
return _speedstep_get(newmask);
return _speedstep_get(&cpumask_of_cpu(cpu));
}
/**

3
arch/x86/kernel/cpu/intel_cacheinfo.c
Просмотреть файл

@ -516,7 +516,6 @@ static int __cpuinit detect_cache_attributes(unsigned int cpu)
unsigned long j;
int retval;
cpumask_t oldmask;
cpumask_of_cpu_ptr(newmask, cpu);
if (num_cache_leaves == 0)
return -ENOENT;
@ -527,7 +526,7 @@ static int __cpuinit detect_cache_attributes(unsigned int cpu)
return -ENOMEM;
oldmask = current->cpus_allowed;
retval = set_cpus_allowed_ptr(current, newmask);
retval = set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
if (retval)
goto out;

6
arch/x86/kernel/ldt.c
Просмотреть файл

@ -62,12 +62,10 @@ static int alloc_ldt(mm_context_t *pc, int mincount, int reload)
if (reload) {
#ifdef CONFIG_SMP
cpumask_of_cpu_ptr_declare(mask);
preempt_disable();
load_LDT(pc);
cpumask_of_cpu_ptr_next(mask, smp_processor_id());
if (!cpus_equal(current->mm->cpu_vm_mask, *mask))
if (!cpus_equal(current->mm->cpu_vm_mask,
cpumask_of_cpu(smp_processor_id())))
smp_call_function(flush_ldt, current->mm, 1);
preempt_enable();
#else

17
arch/x86/kernel/microcode.c
Просмотреть файл

@ -388,7 +388,6 @@ static int do_microcode_update (void)
void *new_mc = NULL;
int cpu;
cpumask_t old;
cpumask_of_cpu_ptr_declare(newmask);
old = current->cpus_allowed;
@ -405,8 +404,7 @@ static int do_microcode_update (void)
if (!uci->valid)
continue;
cpumask_of_cpu_ptr_next(newmask, cpu);
set_cpus_allowed_ptr(current, newmask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
error = get_maching_microcode(new_mc, cpu);
if (error < 0)
goto out;
@ -576,7 +574,6 @@ static int apply_microcode_check_cpu(int cpu)
struct cpuinfo_x86 *c = &cpu_data(cpu);
struct ucode_cpu_info *uci = ucode_cpu_info + cpu;
cpumask_t old;
cpumask_of_cpu_ptr(newmask, cpu);
unsigned int val[2];
int err = 0;
@ -585,7 +582,7 @@ static int apply_microcode_check_cpu(int cpu)
return 0;
old = current->cpus_allowed;
set_cpus_allowed_ptr(current, newmask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
/* Check if the microcode we have in memory matches the CPU */
if (c->x86_vendor != X86_VENDOR_INTEL || c->x86 < 6 ||
@ -623,12 +620,11 @@ static int apply_microcode_check_cpu(int cpu)
static void microcode_init_cpu(int cpu, int resume)
{
cpumask_t old;
cpumask_of_cpu_ptr(newmask, cpu);
struct ucode_cpu_info *uci = ucode_cpu_info + cpu;
old = current->cpus_allowed;
set_cpus_allowed_ptr(current, newmask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
mutex_lock(&microcode_mutex);
collect_cpu_info(cpu);
if (uci->valid && system_state == SYSTEM_RUNNING && !resume)
@ -661,13 +657,10 @@ static ssize_t reload_store(struct sys_device *dev,
if (end == buf)
return -EINVAL;
if (val == 1) {
cpumask_t old;
cpumask_of_cpu_ptr(newmask, cpu);
old = current->cpus_allowed;
cpumask_t old = current->cpus_allowed;
get_online_cpus();
set_cpus_allowed_ptr(current, newmask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
mutex_lock(&microcode_mutex);
if (uci->valid)

11
arch/x86/kernel/reboot.c
Просмотреть файл

@ -414,25 +414,20 @@ void native_machine_shutdown(void)
/* The boot cpu is always logical cpu 0 */
int reboot_cpu_id = 0;
cpumask_of_cpu_ptr(newmask, reboot_cpu_id);
#ifdef CONFIG_X86_32
/* See if there has been given a command line override */
if ((reboot_cpu != -1) && (reboot_cpu < NR_CPUS) &&
cpu_online(reboot_cpu)) {
cpu_online(reboot_cpu))
reboot_cpu_id = reboot_cpu;
cpumask_of_cpu_ptr_next(newmask, reboot_cpu_id);
}
#endif
/* Make certain the cpu I'm about to reboot on is online */
if (!cpu_online(reboot_cpu_id)) {
if (!cpu_online(reboot_cpu_id))
reboot_cpu_id = smp_processor_id();
cpumask_of_cpu_ptr_next(newmask, reboot_cpu_id);
}
/* Make certain I only run on the appropriate processor */
set_cpus_allowed_ptr(current, newmask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(reboot_cpu_id));
/* O.K Now that I'm on the appropriate processor,
* stop all of the others.

11
drivers/acpi/processor_throttling.c
Просмотреть файл

@ -827,7 +827,6 @@ static int acpi_processor_get_throttling_ptc(struct acpi_processor *pr)
static int acpi_processor_get_throttling(struct acpi_processor *pr)
{
cpumask_t saved_mask;
cpumask_of_cpu_ptr_declare(new_mask);
int ret;
if (!pr)
@ -839,8 +838,7 @@ static int acpi_processor_get_throttling(struct acpi_processor *pr)
* Migrate task to the cpu pointed by pr.
*/
saved_mask = current->cpus_allowed;
cpumask_of_cpu_ptr_next(new_mask, pr->id);
set_cpus_allowed_ptr(current, new_mask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(pr->id));
ret = pr->throttling.acpi_processor_get_throttling(pr);
/* restore the previous state */
set_cpus_allowed_ptr(current, &saved_mask);
@ -989,7 +987,6 @@ static int acpi_processor_set_throttling_ptc(struct acpi_processor *pr,
int acpi_processor_set_throttling(struct acpi_processor *pr, int state)
{
cpumask_t saved_mask;
cpumask_of_cpu_ptr_declare(new_mask);
int ret = 0;
unsigned int i;
struct acpi_processor *match_pr;
@ -1028,8 +1025,7 @@ int acpi_processor_set_throttling(struct acpi_processor *pr, int state)
* it can be called only for the cpu pointed by pr.
*/
if (p_throttling->shared_type == DOMAIN_COORD_TYPE_SW_ANY) {
cpumask_of_cpu_ptr_next(new_mask, pr->id);
set_cpus_allowed_ptr(current, new_mask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(pr->id));
ret = p_throttling->acpi_processor_set_throttling(pr,
t_state.target_state);
} else {
@ -1060,8 +1056,7 @@ int acpi_processor_set_throttling(struct acpi_processor *pr, int state)
continue;
}
t_state.cpu = i;
cpumask_of_cpu_ptr_next(new_mask, i);
set_cpus_allowed_ptr(current, new_mask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(i));
ret = match_pr->throttling.
acpi_processor_set_throttling(
match_pr, t_state.target_state);

3
drivers/firmware/dcdbas.c
Просмотреть файл

@ -245,7 +245,6 @@ static ssize_t host_control_on_shutdown_store(struct device *dev,
static int smi_request(struct smi_cmd *smi_cmd)
{
cpumask_t old_mask;
cpumask_of_cpu_ptr(new_mask, 0);
int ret = 0;
if (smi_cmd->magic != SMI_CMD_MAGIC) {
@ -256,7 +255,7 @@ static int smi_request(struct smi_cmd *smi_cmd)
/* SMI requires CPU 0 */
old_mask = current->cpus_allowed;
set_cpus_allowed_ptr(current, new_mask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(0));
if (smp_processor_id() != 0) {
dev_dbg(&dcdbas_pdev->dev, "%s: failed to get CPU 0\n",
__func__);

3
drivers/misc/sgi-xp/xpc_main.c
Просмотреть файл

@ -229,11 +229,10 @@ xpc_hb_checker(void *ignore)
int last_IRQ_count = 0;
int new_IRQ_count;
int force_IRQ = 0;
cpumask_of_cpu_ptr(cpumask, XPC_HB_CHECK_CPU);
/* this thread was marked active by xpc_hb_init() */
set_cpus_allowed_ptr(current, cpumask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(XPC_HB_CHECK_CPU));
/* set our heartbeating to other partitions into motion */
xpc_hb_check_timeout = jiffies + (xpc_hb_check_interval * HZ);

3
kernel/stop_machine.c
Просмотреть файл

@ -33,9 +33,8 @@ static int stopmachine(void *cpu)
{
int irqs_disabled = 0;
int prepared = 0;
cpumask_of_cpu_ptr(cpumask, (int)(long)cpu);
set_cpus_allowed_ptr(current, cpumask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu((int)(long)cpu));
/* Ack: we are alive */
smp_mb(); /* Theoretically the ack = 0 might not be on this CPU yet. */

8
kernel/time/tick-common.c
Просмотреть файл

@ -196,12 +196,10 @@ static int tick_check_new_device(struct clock_event_device *newdev)
struct tick_device *td;
int cpu, ret = NOTIFY_OK;
unsigned long flags;
cpumask_of_cpu_ptr_declare(cpumask);
spin_lock_irqsave(&tick_device_lock, flags);
cpu = smp_processor_id();
cpumask_of_cpu_ptr_next(cpumask, cpu);
if (!cpu_isset(cpu, newdev->cpumask))
goto out_bc;
@ -209,7 +207,7 @@ static int tick_check_new_device(struct clock_event_device *newdev)
curdev = td->evtdev;
/* cpu local device ? */
if (!cpus_equal(newdev->cpumask, *cpumask)) {
if (!cpus_equal(newdev->cpumask, cpumask_of_cpu(cpu))) {
/*
* If the cpu affinity of the device interrupt can not
@ -222,7 +220,7 @@ static int tick_check_new_device(struct clock_event_device *newdev)
* If we have a cpu local device already, do not replace it
* by a non cpu local device
*/
if (curdev && cpus_equal(curdev->cpumask, *cpumask))
if (curdev && cpus_equal(curdev->cpumask, cpumask_of_cpu(cpu)))
goto out_bc;
}
@ -254,7 +252,7 @@ static int tick_check_new_device(struct clock_event_device *newdev)
curdev = NULL;
}
clockevents_exchange_device(curdev, newdev);
tick_setup_device(td, newdev, cpu, cpumask);
tick_setup_device(td, newdev, cpu, &cpumask_of_cpu(cpu));
if (newdev->features & CLOCK_EVT_FEAT_ONESHOT)
tick_oneshot_notify();

4
kernel/trace/trace_sysprof.c
Просмотреть файл

@ -213,9 +213,7 @@ static void start_stack_timers(void)
int cpu;
for_each_online_cpu(cpu) {
cpumask_of_cpu_ptr(new_mask, cpu);
set_cpus_allowed_ptr(current, new_mask);
set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu));
start_stack_timer(cpu);
}
set_cpus_allowed_ptr(current, &saved_mask);

5
lib/smp_processor_id.c
Просмотреть файл

@ -11,7 +11,6 @@ notrace unsigned int debug_smp_processor_id(void)
{
unsigned long preempt_count = preempt_count();
int this_cpu = raw_smp_processor_id();
cpumask_of_cpu_ptr_declare(this_mask);
if (likely(preempt_count))
goto out;
@ -23,9 +22,7 @@ notrace unsigned int debug_smp_processor_id(void)
* Kernel threads bound to a single CPU can safely use
* smp_processor_id():
*/
cpumask_of_cpu_ptr_next(this_mask, this_cpu);
if (cpus_equal(current->cpus_allowed, *this_mask))
if (cpus_equal(current->cpus_allowed, cpumask_of_cpu(this_cpu)))
goto out;
/*

3
net/sunrpc/svc.c
Просмотреть файл

@ -310,8 +310,7 @@ svc_pool_map_set_cpumask(struct task_struct *task, unsigned int pidx)
switch (m->mode) {
case SVC_POOL_PERCPU:
{
cpumask_of_cpu_ptr(cpumask, node);
set_cpus_allowed_ptr(task, cpumask);
set_cpus_allowed_ptr(task, &cpumask_of_cpu(node));
break;
}
case SVC_POOL_PERNODE: