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-rw-r--r--include/linux/init_task.h1
-rw-r--r--include/linux/plist.h9
-rw-r--r--include/linux/sched.h7
3 files changed, 13 insertions, 4 deletions
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index ea0ea1a4c36f..fd2b11f59077 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -148,6 +148,7 @@ extern struct cred init_cred;
.nr_cpus_allowed = NR_CPUS, \
}, \
.tasks = LIST_HEAD_INIT(tsk.tasks), \
+ .pushable_tasks = PLIST_NODE_INIT(tsk.pushable_tasks, MAX_PRIO), \
.ptraced = LIST_HEAD_INIT(tsk.ptraced), \
.ptrace_entry = LIST_HEAD_INIT(tsk.ptrace_entry), \
.real_parent = &tsk, \
diff --git a/include/linux/plist.h b/include/linux/plist.h
index 85de2f055874..45926d77d6ac 100644
--- a/include/linux/plist.h
+++ b/include/linux/plist.h
@@ -96,6 +96,10 @@ struct plist_node {
# define PLIST_HEAD_LOCK_INIT(_lock)
#endif
+#define _PLIST_HEAD_INIT(head) \
+ .prio_list = LIST_HEAD_INIT((head).prio_list), \
+ .node_list = LIST_HEAD_INIT((head).node_list)
+
/**
* PLIST_HEAD_INIT - static struct plist_head initializer
* @head: struct plist_head variable name
@@ -103,8 +107,7 @@ struct plist_node {
*/
#define PLIST_HEAD_INIT(head, _lock) \
{ \
- .prio_list = LIST_HEAD_INIT((head).prio_list), \
- .node_list = LIST_HEAD_INIT((head).node_list), \
+ _PLIST_HEAD_INIT(head), \
PLIST_HEAD_LOCK_INIT(&(_lock)) \
}
@@ -116,7 +119,7 @@ struct plist_node {
#define PLIST_NODE_INIT(node, __prio) \
{ \
.prio = (__prio), \
- .plist = PLIST_HEAD_INIT((node).plist, NULL), \
+ .plist = { _PLIST_HEAD_INIT((node).plist) }, \
}
/**
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 2127e959e0f4..61d9b6c1ebc9 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -981,6 +981,7 @@ struct sched_class {
struct rq *busiest, struct sched_domain *sd,
enum cpu_idle_type idle);
void (*pre_schedule) (struct rq *this_rq, struct task_struct *task);
+ int (*needs_post_schedule) (struct rq *this_rq);
void (*post_schedule) (struct rq *this_rq);
void (*task_wake_up) (struct rq *this_rq, struct task_struct *task);
@@ -1035,6 +1036,10 @@ struct sched_entity {
u64 last_wakeup;
u64 avg_overlap;
+ u64 start_runtime;
+ u64 avg_wakeup;
+ u64 nr_migrations;
+
#ifdef CONFIG_SCHEDSTATS
u64 wait_start;
u64 wait_max;
@@ -1050,7 +1055,6 @@ struct sched_entity {
u64 exec_max;
u64 slice_max;
- u64 nr_migrations;
u64 nr_migrations_cold;
u64 nr_failed_migrations_affine;
u64 nr_failed_migrations_running;
@@ -1147,6 +1151,7 @@ struct task_struct {
#endif
struct list_head tasks;
+ struct plist_node pushable_tasks;
struct mm_struct *mm, *active_mm;