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Merge branch 'cpus4096-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

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* 'cpus4096-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (31 commits)
  NR_CPUS: Replace NR_CPUS in speedstep-centrino.c
  cpumask: Provide a generic set of CPUMASK_ALLOC macros, FIXUP
  NR_CPUS: Replace NR_CPUS in cpufreq userspace routines
  NR_CPUS: Replace per_cpu(..., smp_processor_id()) with __get_cpu_var
  NR_CPUS: Replace NR_CPUS in arch/x86/kernel/genapic_flat_64.c
  NR_CPUS: Replace NR_CPUS in arch/x86/kernel/genx2apic_uv_x.c
  NR_CPUS: Replace NR_CPUS in arch/x86/kernel/cpu/proc.c
  NR_CPUS: Replace NR_CPUS in arch/x86/kernel/cpu/mcheck/mce_64.c
  cpumask: Optimize cpumask_of_cpu in lib/smp_processor_id.c, fix
  cpumask: Use optimized CPUMASK_ALLOC macros in the centrino_target
  cpumask: Provide a generic set of CPUMASK_ALLOC macros
  cpumask: Optimize cpumask_of_cpu in lib/smp_processor_id.c
  cpumask: Optimize cpumask_of_cpu in kernel/time/tick-common.c
  cpumask: Optimize cpumask_of_cpu in drivers/misc/sgi-xp/xpc_main.c
  cpumask: Optimize cpumask_of_cpu in arch/x86/kernel/ldt.c
  cpumask: Optimize cpumask_of_cpu in arch/x86/kernel/io_apic_64.c
  cpumask: Replace cpumask_of_cpu with cpumask_of_cpu_ptr
  Revert "cpumask: introduce new APIs"
  cpumask: make for_each_cpu_mask a bit smaller
  net: Pass reference to cpumask variable in net/sunrpc/svc.c
  ...

Fix up trivial conflicts in drivers/cpufreq/cpufreq.c manually
This commit is contained in:
Linus Torvalds 2008-07-23 18:37:44 -07:00
commit 26dcce0fab
50 changed files with 442 additions and 270 deletions
Download patch file Download diff file Expand all files Collapse all files

14
drivers/cpufreq/cpufreq.c
View file

@ -589,7 +589,7 @@ static ssize_t show_cpus(cpumask_t mask, char *buf)
ssize_t i = 0;
unsigned int cpu;
for_each_cpu_mask(cpu, mask) {
for_each_cpu_mask_nr(cpu, mask) {
if (i)
i += scnprintf(&buf[i], (PAGE_SIZE - i - 2), " ");
i += scnprintf(&buf[i], (PAGE_SIZE - i - 2), "%u", cpu);
@ -835,7 +835,7 @@ static int cpufreq_add_dev(struct sys_device *sys_dev)
}
#endif
for_each_cpu_mask(j, policy->cpus) {
for_each_cpu_mask_nr(j, policy->cpus) {
if (cpu == j)
continue;
@ -898,14 +898,14 @@ static int cpufreq_add_dev(struct sys_device *sys_dev)
}
spin_lock_irqsave(&cpufreq_driver_lock, flags);
for_each_cpu_mask(j, policy->cpus) {
for_each_cpu_mask_nr(j, policy->cpus) {
per_cpu(cpufreq_cpu_data, j) = policy;
per_cpu(policy_cpu, j) = policy->cpu;
}
spin_unlock_irqrestore(&cpufreq_driver_lock, flags);
/* symlink affected CPUs */
for_each_cpu_mask(j, policy->cpus) {
for_each_cpu_mask_nr(j, policy->cpus) {
if (j == cpu)
continue;
if (!cpu_online(j))
@ -945,7 +945,7 @@ static int cpufreq_add_dev(struct sys_device *sys_dev)
err_out_unregister:
spin_lock_irqsave(&cpufreq_driver_lock, flags);
for_each_cpu_mask(j, policy->cpus)
for_each_cpu_mask_nr(j, policy->cpus)
per_cpu(cpufreq_cpu_data, j) = NULL;
spin_unlock_irqrestore(&cpufreq_driver_lock, flags);
@ -1028,7 +1028,7 @@ static int __cpufreq_remove_dev(struct sys_device *sys_dev)
* the sysfs links afterwards.
*/
if (unlikely(cpus_weight(data->cpus) > 1)) {
for_each_cpu_mask(j, data->cpus) {
for_each_cpu_mask_nr(j, data->cpus) {
if (j == cpu)
continue;
per_cpu(cpufreq_cpu_data, j) = NULL;
@ -1038,7 +1038,7 @@ static int __cpufreq_remove_dev(struct sys_device *sys_dev)
spin_unlock_irqrestore(&cpufreq_driver_lock, flags);
if (unlikely(cpus_weight(data->cpus) > 1)) {
for_each_cpu_mask(j, data->cpus) {
for_each_cpu_mask_nr(j, data->cpus) {
if (j == cpu)
continue;
dprintk("removing link for cpu %u\n", j);

2
drivers/cpufreq/cpufreq_conservative.c
View file

@ -497,7 +497,7 @@ static int cpufreq_governor_dbs(struct cpufreq_policy *policy,
return rc;
}
for_each_cpu_mask(j, policy->cpus) {
for_each_cpu_mask_nr(j, policy->cpus) {
struct cpu_dbs_info_s *j_dbs_info;
j_dbs_info = &per_cpu(cpu_dbs_info, j);
j_dbs_info->cur_policy = policy;

4
drivers/cpufreq/cpufreq_ondemand.c
View file

@ -367,7 +367,7 @@ static void dbs_check_cpu(struct cpu_dbs_info_s *this_dbs_info)
/* Get Idle Time */
idle_ticks = UINT_MAX;
for_each_cpu_mask(j, policy->cpus) {
for_each_cpu_mask_nr(j, policy->cpus) {
cputime64_t total_idle_ticks;
unsigned int tmp_idle_ticks;
struct cpu_dbs_info_s *j_dbs_info;
@ -521,7 +521,7 @@ static int cpufreq_governor_dbs(struct cpufreq_policy *policy,
return rc;
}
for_each_cpu_mask(j, policy->cpus) {
for_each_cpu_mask_nr(j, policy->cpus) {
struct cpu_dbs_info_s *j_dbs_info;
j_dbs_info = &per_cpu(cpu_dbs_info, j);
j_dbs_info->cur_policy = policy;

79
drivers/cpufreq/cpufreq_userspace.c
View file

@ -30,16 +30,18 @@
/**
* A few values needed by the userspace governor
*/
static unsigned int cpu_max_freq[NR_CPUS];
static unsigned int cpu_min_freq[NR_CPUS];
static unsigned int cpu_cur_freq[NR_CPUS]; /* current CPU freq */
static unsigned int cpu_set_freq[NR_CPUS]; /* CPU freq desired by userspace */
static unsigned int cpu_is_managed[NR_CPUS];
static DEFINE_PER_CPU(unsigned int, cpu_max_freq);
static DEFINE_PER_CPU(unsigned int, cpu_min_freq);
static DEFINE_PER_CPU(unsigned int, cpu_cur_freq); /* current CPU freq */
static DEFINE_PER_CPU(unsigned int, cpu_set_freq); /* CPU freq desired by
userspace */
static DEFINE_PER_CPU(unsigned int, cpu_is_managed);
static DEFINE_MUTEX (userspace_mutex);
static int cpus_using_userspace_governor;
#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_GOVERNOR, "userspace", msg)
#define dprintk(msg...) \
cpufreq_debug_printk(CPUFREQ_DEBUG_GOVERNOR, "userspace", msg)
/* keep track of frequency transitions */
static int
@ -48,12 +50,12 @@ userspace_cpufreq_notifier(struct notifier_block *nb, unsigned long val,
{
struct cpufreq_freqs *freq = data;
if (!cpu_is_managed[freq->cpu])
if (!per_cpu(cpu_is_managed, freq->cpu))
return 0;
dprintk("saving cpu_cur_freq of cpu %u to be %u kHz\n",
freq->cpu, freq->new);
cpu_cur_freq[freq->cpu] = freq->new;
per_cpu(cpu_cur_freq, freq->cpu) = freq->new;
return 0;
}
@ -77,15 +79,15 @@ static int cpufreq_set(struct cpufreq_policy *policy, unsigned int freq)
dprintk("cpufreq_set for cpu %u, freq %u kHz\n", policy->cpu, freq);
mutex_lock(&userspace_mutex);
if (!cpu_is_managed[policy->cpu])
if (!per_cpu(cpu_is_managed, policy->cpu))
goto err;
cpu_set_freq[policy->cpu] = freq;
per_cpu(cpu_set_freq, policy->cpu) = freq;
if (freq < cpu_min_freq[policy->cpu])
freq = cpu_min_freq[policy->cpu];
if (freq > cpu_max_freq[policy->cpu])
freq = cpu_max_freq[policy->cpu];
if (freq < per_cpu(cpu_min_freq, policy->cpu))
freq = per_cpu(cpu_min_freq, policy->cpu);
if (freq > per_cpu(cpu_max_freq, policy->cpu))
freq = per_cpu(cpu_max_freq, policy->cpu);
/*
* We're safe from concurrent calls to ->target() here
@ -104,7 +106,7 @@ static int cpufreq_set(struct cpufreq_policy *policy, unsigned int freq)
static ssize_t show_speed(struct cpufreq_policy *policy, char *buf)
{
return sprintf(buf, "%u\n", cpu_cur_freq[policy->cpu]);
return sprintf(buf, "%u\n", per_cpu(cpu_cur_freq, policy->cpu));
}
static int cpufreq_governor_userspace(struct cpufreq_policy *policy,
@ -127,12 +129,17 @@ static int cpufreq_governor_userspace(struct cpufreq_policy *policy,
}
cpus_using_userspace_governor++;
cpu_is_managed[cpu] = 1;
cpu_min_freq[cpu] = policy->min;
cpu_max_freq[cpu] = policy->max;
cpu_cur_freq[cpu] = policy->cur;
cpu_set_freq[cpu] = policy->cur;
dprintk("managing cpu %u started (%u - %u kHz, currently %u kHz)\n", cpu, cpu_min_freq[cpu], cpu_max_freq[cpu], cpu_cur_freq[cpu]);
per_cpu(cpu_is_managed, cpu) = 1;
per_cpu(cpu_min_freq, cpu) = policy->min;
per_cpu(cpu_max_freq, cpu) = policy->max;
per_cpu(cpu_cur_freq, cpu) = policy->cur;
per_cpu(cpu_set_freq, cpu) = policy->cur;
dprintk("managing cpu %u started "
"(%u - %u kHz, currently %u kHz)\n",
cpu,
per_cpu(cpu_min_freq, cpu),
per_cpu(cpu_max_freq, cpu),
per_cpu(cpu_cur_freq, cpu));
mutex_unlock(&userspace_mutex);
break;
@ -145,34 +152,34 @@ static int cpufreq_governor_userspace(struct cpufreq_policy *policy,
CPUFREQ_TRANSITION_NOTIFIER);
}
cpu_is_managed[cpu] = 0;
cpu_min_freq[cpu] = 0;
cpu_max_freq[cpu] = 0;
cpu_set_freq[cpu] = 0;
per_cpu(cpu_is_managed, cpu) = 0;
per_cpu(cpu_min_freq, cpu) = 0;
per_cpu(cpu_max_freq, cpu) = 0;
per_cpu(cpu_set_freq, cpu) = 0;
dprintk("managing cpu %u stopped\n", cpu);
mutex_unlock(&userspace_mutex);
break;
case CPUFREQ_GOV_LIMITS:
mutex_lock(&userspace_mutex);
dprintk("limit event for cpu %u: %u - %u kHz,"
dprintk("limit event for cpu %u: %u - %u kHz, "
"currently %u kHz, last set to %u kHz\n",
cpu, policy->min, policy->max,
cpu_cur_freq[cpu], cpu_set_freq[cpu]);
if (policy->max < cpu_set_freq[cpu]) {
per_cpu(cpu_cur_freq, cpu),
per_cpu(cpu_set_freq, cpu));
if (policy->max < per_cpu(cpu_set_freq, cpu)) {
__cpufreq_driver_target(policy, policy->max,
CPUFREQ_RELATION_H);
}
else if (policy->min > cpu_set_freq[cpu]) {
} else if (policy->min > per_cpu(cpu_set_freq, cpu)) {
__cpufreq_driver_target(policy, policy->min,
CPUFREQ_RELATION_L);
}
else {
__cpufreq_driver_target(policy, cpu_set_freq[cpu],
} else {
__cpufreq_driver_target(policy,
per_cpu(cpu_set_freq, cpu),
CPUFREQ_RELATION_L);
}
cpu_min_freq[cpu] = policy->min;
cpu_max_freq[cpu] = policy->max;
cpu_cur_freq[cpu] = policy->cur;
per_cpu(cpu_min_freq, cpu) = policy->min;
per_cpu(cpu_max_freq, cpu) = policy->max;
per_cpu(cpu_cur_freq, cpu) = policy->cur;
mutex_unlock(&userspace_mutex);
break;
}