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-rw-r--r--kernel/sched/core.c81
-rw-r--r--kernel/sched/fair.c131
-rw-r--r--kernel/sched/sched.h16
3 files changed, 114 insertions, 114 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index afcc84234a3e..2e1fb0902200 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -5221,14 +5221,13 @@ static int sched_domain_debug_one(struct sched_domain *sd, int cpu, int level,
}
/*
- * Even though we initialize ->power to something semi-sane,
- * we leave power_orig unset. This allows us to detect if
+ * Even though we initialize ->capacity to something semi-sane,
+ * we leave capacity_orig unset. This allows us to detect if
* domain iteration is still funny without causing /0 traps.
*/
- if (!group->sgp->power_orig) {
+ if (!group->sgc->capacity_orig) {
printk(KERN_CONT "\n");
- printk(KERN_ERR "ERROR: domain->cpu_power not "
- "set\n");
+ printk(KERN_ERR "ERROR: domain->cpu_capacity not set\n");
break;
}
@@ -5250,9 +5249,9 @@ static int sched_domain_debug_one(struct sched_domain *sd, int cpu, int level,
cpulist_scnprintf(str, sizeof(str), sched_group_cpus(group));
printk(KERN_CONT " %s", str);
- if (group->sgp->power != SCHED_POWER_SCALE) {
- printk(KERN_CONT " (cpu_power = %d)",
- group->sgp->power);
+ if (group->sgc->capacity != SCHED_POWER_SCALE) {
+ printk(KERN_CONT " (cpu_capacity = %d)",
+ group->sgc->capacity);
}
group = group->next;
@@ -5466,7 +5465,7 @@ static struct root_domain *alloc_rootdomain(void)
return rd;
}
-static void free_sched_groups(struct sched_group *sg, int free_sgp)
+static void free_sched_groups(struct sched_group *sg, int free_sgc)
{
struct sched_group *tmp, *first;
@@ -5477,8 +5476,8 @@ static void free_sched_groups(struct sched_group *sg, int free_sgp)
do {
tmp = sg->next;
- if (free_sgp && atomic_dec_and_test(&sg->sgp->ref))
- kfree(sg->sgp);
+ if (free_sgc && atomic_dec_and_test(&sg->sgc->ref))
+ kfree(sg->sgc);
kfree(sg);
sg = tmp;
@@ -5496,7 +5495,7 @@ static void free_sched_domain(struct rcu_head *rcu)
if (sd->flags & SD_OVERLAP) {
free_sched_groups(sd->groups, 1);
} else if (atomic_dec_and_test(&sd->groups->ref)) {
- kfree(sd->groups->sgp);
+ kfree(sd->groups->sgc);
kfree(sd->groups);
}
kfree(sd);
@@ -5707,17 +5706,17 @@ build_overlap_sched_groups(struct sched_domain *sd, int cpu)
cpumask_or(covered, covered, sg_span);
- sg->sgp = *per_cpu_ptr(sdd->sgp, i);
- if (atomic_inc_return(&sg->sgp->ref) == 1)
+ sg->sgc = *per_cpu_ptr(sdd->sgc, i);
+ if (atomic_inc_return(&sg->sgc->ref) == 1)
build_group_mask(sd, sg);
/*
- * Initialize sgp->power such that even if we mess up the
+ * Initialize sgc->capacity such that even if we mess up the
* domains and no possible iteration will get us here, we won't
* die on a /0 trap.
*/
- sg->sgp->power = SCHED_POWER_SCALE * cpumask_weight(sg_span);
- sg->sgp->power_orig = sg->sgp->power;
+ sg->sgc->capacity = SCHED_POWER_SCALE * cpumask_weight(sg_span);
+ sg->sgc->capacity_orig = sg->sgc->capacity;
/*
* Make sure the first group of this domain contains the
@@ -5755,8 +5754,8 @@ static int get_group(int cpu, struct sd_data *sdd, struct sched_group **sg)
if (sg) {
*sg = *per_cpu_ptr(sdd->sg, cpu);
- (*sg)->sgp = *per_cpu_ptr(sdd->sgp, cpu);
- atomic_set(&(*sg)->sgp->ref, 1); /* for claim_allocations */
+ (*sg)->sgc = *per_cpu_ptr(sdd->sgc, cpu);
+ atomic_set(&(*sg)->sgc->ref, 1); /* for claim_allocations */
}
return cpu;
@@ -5819,16 +5818,16 @@ build_sched_groups(struct sched_domain *sd, int cpu)
}
/*
- * Initialize sched groups cpu_power.
+ * Initialize sched groups cpu_capacity.
*
- * cpu_power indicates the capacity of sched group, which is used while
+ * cpu_capacity indicates the capacity of sched group, which is used while
* distributing the load between different sched groups in a sched domain.
- * Typically cpu_power for all the groups in a sched domain will be same unless
- * there are asymmetries in the topology. If there are asymmetries, group
- * having more cpu_power will pickup more load compared to the group having
- * less cpu_power.
+ * Typically cpu_capacity for all the groups in a sched domain will be same
+ * unless there are asymmetries in the topology. If there are asymmetries,
+ * group having more cpu_capacity will pickup more load compared to the
+ * group having less cpu_capacity.
*/
-static void init_sched_groups_power(int cpu, struct sched_domain *sd)
+static void init_sched_groups_capacity(int cpu, struct sched_domain *sd)
{
struct sched_group *sg = sd->groups;
@@ -5842,8 +5841,8 @@ static void init_sched_groups_power(int cpu, struct sched_domain *sd)
if (cpu != group_balance_cpu(sg))
return;
- update_group_power(sd, cpu);
- atomic_set(&sg->sgp->nr_busy_cpus, sg->group_weight);
+ update_group_capacity(sd, cpu);
+ atomic_set(&sg->sgc->nr_busy_cpus, sg->group_weight);
}
/*
@@ -5934,8 +5933,8 @@ static void claim_allocations(int cpu, struct sched_domain *sd)
if (atomic_read(&(*per_cpu_ptr(sdd->sg, cpu))->ref))
*per_cpu_ptr(sdd->sg, cpu) = NULL;
- if (atomic_read(&(*per_cpu_ptr(sdd->sgp, cpu))->ref))
- *per_cpu_ptr(sdd->sgp, cpu) = NULL;
+ if (atomic_read(&(*per_cpu_ptr(sdd->sgc, cpu))->ref))
+ *per_cpu_ptr(sdd->sgc, cpu) = NULL;
}
#ifdef CONFIG_NUMA
@@ -6337,14 +6336,14 @@ static int __sdt_alloc(const struct cpumask *cpu_map)
if (!sdd->sg)
return -ENOMEM;
- sdd->sgp = alloc_percpu(struct sched_group_power *);
- if (!sdd->sgp)
+ sdd->sgc = alloc_percpu(struct sched_group_capacity *);
+ if (!sdd->sgc)
return -ENOMEM;
for_each_cpu(j, cpu_map) {
struct sched_domain *sd;
struct sched_group *sg;
- struct sched_group_power *sgp;
+ struct sched_group_capacity *sgc;
sd = kzalloc_node(sizeof(struct sched_domain) + cpumask_size(),
GFP_KERNEL, cpu_to_node(j));
@@ -6362,12 +6361,12 @@ static int __sdt_alloc(const struct cpumask *cpu_map)
*per_cpu_ptr(sdd->sg, j) = sg;
- sgp = kzalloc_node(sizeof(struct sched_group_power) + cpumask_size(),
+ sgc = kzalloc_node(sizeof(struct sched_group_capacity) + cpumask_size(),
GFP_KERNEL, cpu_to_node(j));
- if (!sgp)
+ if (!sgc)
return -ENOMEM;
- *per_cpu_ptr(sdd->sgp, j) = sgp;
+ *per_cpu_ptr(sdd->sgc, j) = sgc;
}
}
@@ -6394,15 +6393,15 @@ static void __sdt_free(const struct cpumask *cpu_map)
if (sdd->sg)
kfree(*per_cpu_ptr(sdd->sg, j));
- if (sdd->sgp)
- kfree(*per_cpu_ptr(sdd->sgp, j));
+ if (sdd->sgc)
+ kfree(*per_cpu_ptr(sdd->sgc, j));
}
free_percpu(sdd->sd);
sdd->sd = NULL;
free_percpu(sdd->sg);
sdd->sg = NULL;
- free_percpu(sdd->sgp);
- sdd->sgp = NULL;
+ free_percpu(sdd->sgc);
+ sdd->sgc = NULL;
}
}
@@ -6479,7 +6478,7 @@ static int build_sched_domains(const struct cpumask *cpu_map,
for (sd = *per_cpu_ptr(d.sd, i); sd; sd = sd->parent) {
claim_allocations(i, sd);
- init_sched_groups_power(i, sd);
+ init_sched_groups_capacity(i, sd);
}
}
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index e401e446e87c..36bd4d23fca8 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4369,8 +4369,8 @@ find_idlest_group(struct sched_domain *sd, struct task_struct *p,
avg_load += load;
}
- /* Adjust by relative CPU power of the group */
- avg_load = (avg_load * SCHED_POWER_SCALE) / group->sgp->power;
+ /* Adjust by relative CPU capacity of the group */
+ avg_load = (avg_load * SCHED_POWER_SCALE) / group->sgc->capacity;
if (local_group) {
this_load = avg_load;
@@ -5532,7 +5532,7 @@ struct sg_lb_stats {
unsigned long group_load; /* Total load over the CPUs of the group */
unsigned long sum_weighted_load; /* Weighted load of group's tasks */
unsigned long load_per_task;
- unsigned long group_power;
+ unsigned long group_capacity;
unsigned int sum_nr_running; /* Nr tasks running in the group */
unsigned int group_capacity_factor;
unsigned int idle_cpus;
@@ -5553,7 +5553,7 @@ struct sd_lb_stats {
struct sched_group *busiest; /* Busiest group in this sd */
struct sched_group *local; /* Local group in this sd */
unsigned long total_load; /* Total load of all groups in sd */
- unsigned long total_pwr; /* Total power of all groups in sd */
+ unsigned long total_capacity; /* Total capacity of all groups in sd */
unsigned long avg_load; /* Average load across all groups in sd */
struct sg_lb_stats busiest_stat;/* Statistics of the busiest group */
@@ -5572,7 +5572,7 @@ static inline void init_sd_lb_stats(struct sd_lb_stats *sds)
.busiest = NULL,
.local = NULL,
.total_load = 0UL,
- .total_pwr = 0UL,
+ .total_capacity = 0UL,
.busiest_stat = {
.avg_load = 0UL,
},
@@ -5681,7 +5681,7 @@ static void update_cpu_power(struct sched_domain *sd, int cpu)
power >>= SCHED_POWER_SHIFT;
}
- sdg->sgp->power_orig = power;
+ sdg->sgc->capacity_orig = power;
if (sched_feat(ARCH_POWER))
power *= arch_scale_freq_power(sd, cpu);
@@ -5697,26 +5697,26 @@ static void update_cpu_power(struct sched_domain *sd, int cpu)
power = 1;
cpu_rq(cpu)->cpu_power = power;
- sdg->sgp->power = power;
+ sdg->sgc->capacity = power;
}
-void update_group_power(struct sched_domain *sd, int cpu)
+void update_group_capacity(struct sched_domain *sd, int cpu)
{
struct sched_domain *child = sd->child;
struct sched_group *group, *sdg = sd->groups;
- unsigned long power, power_orig;
+ unsigned long capacity, capacity_orig;
unsigned long interval;
interval = msecs_to_jiffies(sd->balance_interval);
interval = clamp(interval, 1UL, max_load_balance_interval);
- sdg->sgp->next_update = jiffies + interval;
+ sdg->sgc->next_update = jiffies + interval;
if (!child) {
update_cpu_power(sd, cpu);
return;
}
- power_orig = power = 0;
+ capacity_orig = capacity = 0;
if (child->flags & SD_OVERLAP) {
/*
@@ -5725,31 +5725,31 @@ void update_group_power(struct sched_domain *sd, int cpu)
*/
for_each_cpu(cpu, sched_group_cpus(sdg)) {
- struct sched_group_power *sgp;
+ struct sched_group_capacity *sgc;
struct rq *rq = cpu_rq(cpu);
/*
- * build_sched_domains() -> init_sched_groups_power()
+ * build_sched_domains() -> init_sched_groups_capacity()
* gets here before we've attached the domains to the
* runqueues.
*
* Use power_of(), which is set irrespective of domains
* in update_cpu_power().
*
- * This avoids power/power_orig from being 0 and
+ * This avoids capacity/capacity_orig from being 0 and
* causing divide-by-zero issues on boot.
*
- * Runtime updates will correct power_orig.
+ * Runtime updates will correct capacity_orig.
*/
if (unlikely(!rq->sd)) {
- power_orig += power_of(cpu);
- power += power_of(cpu);
+ capacity_orig += power_of(cpu);
+ capacity += power_of(cpu);
continue;
}
- sgp = rq->sd->groups->sgp;
- power_orig += sgp->power_orig;
- power += sgp->power;
+ sgc = rq->sd->groups->sgc;
+ capacity_orig += sgc->capacity_orig;
+ capacity += sgc->capacity;
}
} else {
/*
@@ -5759,14 +5759,14 @@ void update_group_power(struct sched_domain *sd, int cpu)
group = child->groups;
do {
- power_orig += group->sgp->power_orig;
- power += group->sgp->power;
+ capacity_orig += group->sgc->capacity_orig;
+ capacity += group->sgc->capacity;
group = group->next;
} while (group != child->groups);
}
- sdg->sgp->power_orig = power_orig;
- sdg->sgp->power = power;
+ sdg->sgc->capacity_orig = capacity_orig;
+ sdg->sgc->capacity = capacity;
}
/*
@@ -5786,9 +5786,9 @@ fix_small_capacity(struct sched_domain *sd, struct sched_group *group)
return 0;
/*
- * If ~90% of the cpu_power is still there, we're good.
+ * If ~90% of the cpu_capacity is still there, we're good.
*/
- if (group->sgp->power * 32 > group->sgp->power_orig * 29)
+ if (group->sgc->capacity * 32 > group->sgc->capacity_orig * 29)
return 1;
return 0;
@@ -5825,7 +5825,7 @@ fix_small_capacity(struct sched_domain *sd, struct sched_group *group)
static inline int sg_imbalanced(struct sched_group *group)
{
- return group->sgp->imbalance;
+ return group->sgc->imbalance;
}
/*
@@ -5833,22 +5833,23 @@ static inline int sg_imbalanced(struct sched_group *group)
*
* Avoid the issue where N*frac(smt_power) >= 1 creates 'phantom' cores by
* first dividing out the smt factor and computing the actual number of cores
- * and limit power unit capacity with that.
+ * and limit unit capacity with that.
*/
static inline int sg_capacity_factor(struct lb_env *env, struct sched_group *group)
{
unsigned int capacity_factor, smt, cpus;
- unsigned int power, power_orig;
+ unsigned int capacity, capacity_orig;
- power = group->sgp->power;
- power_orig = group->sgp->power_orig;
+ capacity = group->sgc->capacity;
+ capacity_orig = group->sgc->capacity_orig;
cpus = group->group_weight;
- /* smt := ceil(cpus / power), assumes: 1 < smt_power < 2 */
- smt = DIV_ROUND_UP(SCHED_POWER_SCALE * cpus, power_orig);
+ /* smt := ceil(cpus / capacity), assumes: 1 < smt_capacity < 2 */
+ smt = DIV_ROUND_UP(SCHED_POWER_SCALE * cpus, capacity_orig);
capacity_factor = cpus / smt; /* cores */
- capacity_factor = min_t(unsigned, capacity_factor, DIV_ROUND_CLOSEST(power, SCHED_POWER_SCALE));
+ capacity_factor = min_t(unsigned,
+ capacity_factor, DIV_ROUND_CLOSEST(capacity, SCHED_POWER_SCALE));
if (!capacity_factor)
capacity_factor = fix_small_capacity(env->sd, group);
@@ -5892,9 +5893,9 @@ static inline void update_sg_lb_stats(struct lb_env *env,
sgs->idle_cpus++;
}
- /* Adjust by relative CPU power of the group */
- sgs->group_power = group->sgp->power;
- sgs->avg_load = (sgs->group_load*SCHED_POWER_SCALE) / sgs->group_power;
+ /* Adjust by relative CPU capacity of the group */
+ sgs->group_capacity = group->sgc->capacity;
+ sgs->avg_load = (sgs->group_load*SCHED_POWER_SCALE) / sgs->group_capacity;
if (sgs->sum_nr_running)
sgs->load_per_task = sgs->sum_weighted_load / sgs->sum_nr_running;
@@ -6009,8 +6010,8 @@ static inline void update_sd_lb_stats(struct lb_env *env, struct sd_lb_stats *sd
sgs = &sds->local_stat;
if (env->idle != CPU_NEWLY_IDLE ||
- time_after_eq(jiffies, sg->sgp->next_update))
- update_group_power(env->sd, env->dst_cpu);
+ time_after_eq(jiffies, sg->sgc->next_update))
+ update_group_capacity(env->sd, env->dst_cpu);
}
update_sg_lb_stats(env, sg, load_idx, local_group, sgs);
@@ -6040,7 +6041,7 @@ static inline void update_sd_lb_stats(struct lb_env *env, struct sd_lb_stats *sd
next_group:
/* Now, start updating sd_lb_stats */
sds->total_load += sgs->group_load;
- sds->total_pwr += sgs->group_power;
+ sds->total_capacity += sgs->group_capacity;
sg = sg->next;
} while (sg != env->sd->groups);
@@ -6087,7 +6088,7 @@ static int check_asym_packing(struct lb_env *env, struct sd_lb_stats *sds)
return 0;
env->imbalance = DIV_ROUND_CLOSEST(
- sds->busiest_stat.avg_load * sds->busiest_stat.group_power,
+ sds->busiest_stat.avg_load * sds->busiest_stat.group_capacity,
SCHED_POWER_SCALE);
return 1;
@@ -6103,7 +6104,7 @@ static int check_asym_packing(struct lb_env *env, struct sd_lb_stats *sds)
static inline
void fix_small_imbalance(struct lb_env *env, struct sd_lb_stats *sds)
{
- unsigned long tmp, pwr_now = 0, pwr_move = 0;
+ unsigned long tmp, capa_now = 0, capa_move = 0;
unsigned int imbn = 2;
unsigned long scaled_busy_load_per_task;
struct sg_lb_stats *local, *busiest;
@@ -6118,7 +6119,7 @@ void fix_small_imbalance(struct lb_env *env, struct sd_lb_stats *sds)
scaled_busy_load_per_task =
(busiest->load_per_task * SCHED_POWER_SCALE) /
- busiest->group_power;
+ busiest->group_capacity;
if (busiest->avg_load + scaled_busy_load_per_task >=
local->avg_load + (scaled_busy_load_per_task * imbn)) {
@@ -6132,34 +6133,34 @@ void fix_small_imbalance(struct lb_env *env, struct sd_lb_stats *sds)
* moving them.
*/
- pwr_now += busiest->group_power *
+ capa_now += busiest->group_capacity *
min(busiest->load_per_task, busiest->avg_load);
- pwr_now += local->group_power *
+ capa_now += local->group_capacity *
min(local->load_per_task, local->avg_load);
- pwr_now /= SCHED_POWER_SCALE;
+ capa_now /= SCHED_POWER_SCALE;
/* Amount of load we'd subtract */
if (busiest->avg_load > scaled_busy_load_per_task) {
- pwr_move += busiest->group_power *
+ capa_move += busiest->group_capacity *
min(busiest->load_per_task,
busiest->avg_load - scaled_busy_load_per_task);
}
/* Amount of load we'd add */
- if (busiest->avg_load * busiest->group_power <
+ if (busiest->avg_load * busiest->group_capacity <
busiest->load_per_task * SCHED_POWER_SCALE) {
- tmp = (busiest->avg_load * busiest->group_power) /
- local->group_power;
+ tmp = (busiest->avg_load * busiest->group_capacity) /
+ local->group_capacity;
} else {
tmp = (busiest->load_per_task * SCHED_POWER_SCALE) /
- local->group_power;
+ local->group_capacity;
}
- pwr_move += local->group_power *
+ capa_move += local->group_capacity *
min(local->load_per_task, local->avg_load + tmp);
- pwr_move /= SCHED_POWER_SCALE;
+ capa_move /= SCHED_POWER_SCALE;
/* Move if we gain throughput */
- if (pwr_move > pwr_now)
+ if (capa_move > capa_now)
env->imbalance = busiest->load_per_task;
}
@@ -6207,7 +6208,7 @@ static inline void calculate_imbalance(struct lb_env *env, struct sd_lb_stats *s
(busiest->sum_nr_running - busiest->group_capacity_factor);
load_above_capacity *= (SCHED_LOAD_SCALE * SCHED_POWER_SCALE);
- load_above_capacity /= busiest->group_power;
+ load_above_capacity /= busiest->group_capacity;
}
/*
@@ -6222,8 +6223,8 @@ static inline void calculate_imbalance(struct lb_env *env, struct sd_lb_stats *s
/* How much load to actually move to equalise the imbalance */
env->imbalance = min(
- max_pull * busiest->group_power,
- (sds->avg_load - local->avg_load) * local->group_power
+ max_pull * busiest->group_capacity,
+ (sds->avg_load - local->avg_load) * local->group_capacity
) / SCHED_POWER_SCALE;
/*
@@ -6278,7 +6279,7 @@ static struct sched_group *find_busiest_group(struct lb_env *env)
if (!sds.busiest || busiest->sum_nr_running == 0)
goto out_balanced;
- sds.avg_load = (SCHED_POWER_SCALE * sds.total_load) / sds.total_pwr;
+ sds.avg_load = (SCHED_POWER_SCALE * sds.total_load) / sds.total_capacity;
/*
* If the busiest group is imbalanced the below checks don't
@@ -6611,7 +6612,7 @@ more_balance:
* We failed to reach balance because of affinity.
*/
if (sd_parent) {
- int *group_imbalance = &sd_parent->groups->sgp->imbalance;
+ int *group_imbalance = &sd_parent->groups->sgc->imbalance;
if ((env.flags & LBF_SOME_PINNED) && env.imbalance > 0) {
*group_imbalance = 1;
@@ -6998,7 +6999,7 @@ static inline void set_cpu_sd_state_busy(void)
goto unlock;
sd->nohz_idle = 0;
- atomic_inc(&sd->groups->sgp->nr_busy_cpus);
+ atomic_inc(&sd->groups->sgc->nr_busy_cpus);
unlock:
rcu_read_unlock();
}
@@ -7015,7 +7016,7 @@ void set_cpu_sd_state_idle(void)
goto unlock;
sd->nohz_idle = 1;
- atomic_dec(&sd->groups->sgp->nr_busy_cpus);
+ atomic_dec(&sd->groups->sgc->nr_busy_cpus);
unlock:
rcu_read_unlock();
}
@@ -7219,7 +7220,7 @@ end:
* of an idle cpu is the system.
* - This rq has more than one task.
* - At any scheduler domain level, this cpu's scheduler group has multiple
- * busy cpu's exceeding the group's power.
+ * busy cpu's exceeding the group's capacity.
* - For SD_ASYM_PACKING, if the lower numbered cpu's in the scheduler
* domain span are idle.
*/
@@ -7227,7 +7228,7 @@ static inline int nohz_kick_needed(struct rq *rq)
{
unsigned long now = jiffies;
struct sched_domain *sd;
- struct sched_group_power *sgp;
+ struct sched_group_capacity *sgc;
int nr_busy, cpu = rq->cpu;
if (unlikely(rq->idle_balance))
@@ -7257,8 +7258,8 @@ static inline int nohz_kick_needed(struct rq *rq)
sd = rcu_dereference(per_cpu(sd_busy, cpu));
if (sd) {
- sgp = sd->groups->sgp;
- nr_busy = atomic_read(&sgp->nr_busy_cpus);
+ sgc = sd->groups->sgc;
+ nr_busy = atomic_read(&sgc->nr_busy_cpus);
if (nr_busy > 1)
goto need_kick_unlock;
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 600e2291a75c..a5b957d53c92 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -728,15 +728,15 @@ DECLARE_PER_CPU(struct sched_domain *, sd_numa);
DECLARE_PER_CPU(struct sched_domain *, sd_busy);
DECLARE_PER_CPU(struct sched_domain *, sd_asym);
-struct sched_group_power {
+struct sched_group_capacity {
atomic_t ref;
/*
- * CPU power of this group, SCHED_LOAD_SCALE being max power for a
- * single CPU.
+ * CPU capacity of this group, SCHED_LOAD_SCALE being max capacity
+ * for a single CPU.
*/
- unsigned int power, power_orig;
+ unsigned int capacity, capacity_orig;
unsigned long next_update;
- int imbalance; /* XXX unrelated to power but shared group state */
+ int imbalance; /* XXX unrelated to capacity but shared group state */
/*
* Number of busy cpus in this group.
*/
@@ -750,7 +750,7 @@ struct sched_group {
atomic_t ref;
unsigned int group_weight;
- struct sched_group_power *sgp;
+ struct sched_group_capacity *sgc;
/*
* The CPUs this group covers.
@@ -773,7 +773,7 @@ static inline struct cpumask *sched_group_cpus(struct sched_group *sg)
*/
static inline struct cpumask *sched_group_mask(struct sched_group *sg)
{
- return to_cpumask(sg->sgp->cpumask);
+ return to_cpumask(sg->sgc->cpumask);
}
/**
@@ -1167,7 +1167,7 @@ extern const struct sched_class idle_sched_class;
#ifdef CONFIG_SMP
-extern void update_group_power(struct sched_domain *sd, int cpu);
+extern void update_group_capacity(struct sched_domain *sd, int cpu);
extern void trigger_load_balance(struct rq *rq);