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Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index e887c8d6f395..c3e2a7e751a6 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -939,6 +939,14 @@ enum cpu_idle_type {
#define SCHED_CAPACITY_SHIFT 10
#define SCHED_CAPACITY_SCALE (1L << SCHED_CAPACITY_SHIFT)
+struct sched_capacity_reqs {
+ unsigned long cfs;
+ unsigned long rt;
+ unsigned long dl;
+
+ unsigned long total;
+};
+
/*
* Wake-queues are lists of tasks with a pending wakeup, whose
* callers have already marked the task as woken internally,
@@ -1001,6 +1009,7 @@ extern void wake_up_q(struct wake_q_head *head);
#define SD_PREFER_SIBLING 0x1000 /* Prefer to place tasks in a sibling domain */
#define SD_OVERLAP 0x2000 /* sched_domains of this level overlap */
#define SD_NUMA 0x4000 /* cross-node balancing */
+#define SD_SHARE_CAP_STATES 0x8000 /* Domain members share capacity state */
#ifdef CONFIG_SCHED_SMT
static inline int cpu_smt_flags(void)
@@ -1033,6 +1042,24 @@ struct sched_domain_attr {
extern int sched_domain_level_max;
+struct capacity_state {
+ unsigned long cap; /* compute capacity */
+ unsigned long power; /* power consumption at this compute capacity */
+};
+
+struct idle_state {
+ unsigned long power; /* power consumption in this idle state */
+};
+
+struct sched_group_energy {
+ unsigned int nr_idle_states; /* number of idle states */
+ struct idle_state *idle_states; /* ptr to idle state array */
+ unsigned int nr_cap_states; /* number of capacity states */
+ struct capacity_state *cap_states; /* ptr to capacity state array */
+};
+
+unsigned long capacity_curr_of(int cpu);
+
struct sched_group;
struct sched_domain {
@@ -1131,6 +1158,8 @@ bool cpus_share_cache(int this_cpu, int that_cpu);
typedef const struct cpumask *(*sched_domain_mask_f)(int cpu);
typedef int (*sched_domain_flags_f)(void);
+typedef
+const struct sched_group_energy * const(*sched_domain_energy_f)(int cpu);
#define SDTL_OVERLAP 0x01
@@ -1143,6 +1172,7 @@ struct sd_data {
struct sched_domain_topology_level {
sched_domain_mask_f mask;
sched_domain_flags_f sd_flags;
+ sched_domain_energy_f energy;
int flags;
int numa_level;
struct sd_data data;