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-rw-r--r--include/linux/sched.h23
1 files changed, 18 insertions, 5 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index f3d74bd04d18..8af3d249170e 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -190,6 +190,7 @@ extern unsigned long long time_sync_thresh;
190/* in tsk->state again */ 190/* in tsk->state again */
191#define TASK_DEAD 64 191#define TASK_DEAD 64
192#define TASK_WAKEKILL 128 192#define TASK_WAKEKILL 128
193#define TASK_WAKING 256
193 194
194/* Convenience macros for the sake of set_task_state */ 195/* Convenience macros for the sake of set_task_state */
195#define TASK_KILLABLE (TASK_WAKEKILL | TASK_UNINTERRUPTIBLE) 196#define TASK_KILLABLE (TASK_WAKEKILL | TASK_UNINTERRUPTIBLE)
@@ -802,14 +803,14 @@ enum cpu_idle_type {
802#define SD_BALANCE_NEWIDLE 0x0002 /* Balance when about to become idle */ 803#define SD_BALANCE_NEWIDLE 0x0002 /* Balance when about to become idle */
803#define SD_BALANCE_EXEC 0x0004 /* Balance on exec */ 804#define SD_BALANCE_EXEC 0x0004 /* Balance on exec */
804#define SD_BALANCE_FORK 0x0008 /* Balance on fork, clone */ 805#define SD_BALANCE_FORK 0x0008 /* Balance on fork, clone */
805#define SD_WAKE_IDLE 0x0010 /* Wake to idle CPU on task wakeup */ 806#define SD_BALANCE_WAKE 0x0010 /* Balance on wakeup */
806#define SD_WAKE_AFFINE 0x0020 /* Wake task to waking CPU */ 807#define SD_WAKE_AFFINE 0x0020 /* Wake task to waking CPU */
807#define SD_WAKE_BALANCE 0x0040 /* Perform balancing at task wakeup */ 808#define SD_PREFER_LOCAL 0x0040 /* Prefer to keep tasks local to this domain */
808#define SD_SHARE_CPUPOWER 0x0080 /* Domain members share cpu power */ 809#define SD_SHARE_CPUPOWER 0x0080 /* Domain members share cpu power */
809#define SD_POWERSAVINGS_BALANCE 0x0100 /* Balance for power savings */ 810#define SD_POWERSAVINGS_BALANCE 0x0100 /* Balance for power savings */
810#define SD_SHARE_PKG_RESOURCES 0x0200 /* Domain members share cpu pkg resources */ 811#define SD_SHARE_PKG_RESOURCES 0x0200 /* Domain members share cpu pkg resources */
811#define SD_SERIALIZE 0x0400 /* Only a single load balancing instance */ 812#define SD_SERIALIZE 0x0400 /* Only a single load balancing instance */
812#define SD_WAKE_IDLE_FAR 0x0800 /* Gain latency sacrificing cache hit */ 813
813#define SD_PREFER_SIBLING 0x1000 /* Prefer to place tasks in a sibling domain */ 814#define SD_PREFER_SIBLING 0x1000 /* Prefer to place tasks in a sibling domain */
814 815
815enum powersavings_balance_level { 816enum powersavings_balance_level {
@@ -991,6 +992,9 @@ static inline int test_sd_parent(struct sched_domain *sd, int flag)
991 return 0; 992 return 0;
992} 993}
993 994
995unsigned long default_scale_freq_power(struct sched_domain *sd, int cpu);
996unsigned long default_scale_smt_power(struct sched_domain *sd, int cpu);
997
994#else /* CONFIG_SMP */ 998#else /* CONFIG_SMP */
995 999
996struct sched_domain_attr; 1000struct sched_domain_attr;
@@ -1002,6 +1006,7 @@ partition_sched_domains(int ndoms_new, struct cpumask *doms_new,
1002} 1006}
1003#endif /* !CONFIG_SMP */ 1007#endif /* !CONFIG_SMP */
1004 1008
1009
1005struct io_context; /* See blkdev.h */ 1010struct io_context; /* See blkdev.h */
1006 1011
1007 1012
@@ -1019,6 +1024,12 @@ struct uts_namespace;
1019struct rq; 1024struct rq;
1020struct sched_domain; 1025struct sched_domain;
1021 1026
1027/*
1028 * wake flags
1029 */
1030#define WF_SYNC 0x01 /* waker goes to sleep after wakup */
1031#define WF_FORK 0x02 /* child wakeup after fork */
1032
1022struct sched_class { 1033struct sched_class {
1023 const struct sched_class *next; 1034 const struct sched_class *next;
1024 1035
@@ -1026,13 +1037,13 @@ struct sched_class {
1026 void (*dequeue_task) (struct rq *rq, struct task_struct *p, int sleep); 1037 void (*dequeue_task) (struct rq *rq, struct task_struct *p, int sleep);
1027 void (*yield_task) (struct rq *rq); 1038 void (*yield_task) (struct rq *rq);
1028 1039
1029 void (*check_preempt_curr) (struct rq *rq, struct task_struct *p, int sync); 1040 void (*check_preempt_curr) (struct rq *rq, struct task_struct *p, int flags);
1030 1041
1031 struct task_struct * (*pick_next_task) (struct rq *rq); 1042 struct task_struct * (*pick_next_task) (struct rq *rq);
1032 void (*put_prev_task) (struct rq *rq, struct task_struct *p); 1043 void (*put_prev_task) (struct rq *rq, struct task_struct *p);
1033 1044
1034#ifdef CONFIG_SMP 1045#ifdef CONFIG_SMP
1035 int (*select_task_rq)(struct task_struct *p, int sync); 1046 int (*select_task_rq)(struct task_struct *p, int sd_flag, int flags);
1036 1047
1037 unsigned long (*load_balance) (struct rq *this_rq, int this_cpu, 1048 unsigned long (*load_balance) (struct rq *this_rq, int this_cpu,
1038 struct rq *busiest, unsigned long max_load_move, 1049 struct rq *busiest, unsigned long max_load_move,
@@ -1102,6 +1113,8 @@ struct sched_entity {
1102 u64 start_runtime; 1113 u64 start_runtime;
1103 u64 avg_wakeup; 1114 u64 avg_wakeup;
1104 1115
1116 u64 avg_running;
1117
1105#ifdef CONFIG_SCHEDSTATS 1118#ifdef CONFIG_SCHEDSTATS
1106 u64 wait_start; 1119 u64 wait_start;
1107 u64 wait_max; 1120 u64 wait_max;