summaryrefslogtreecommitdiff
path: root/kernel/sched/core.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/sched/core.c')
-rw-r--r--kernel/sched/core.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index d575b4914925..d58c0389eb23 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -5752,6 +5752,8 @@ static inline struct task_struct *pick_task(struct rq *rq)
extern void task_vruntime_update(struct rq *rq, struct task_struct *p, bool in_fi);
+static void queue_core_balance(struct rq *rq);
+
static struct task_struct *
pick_next_task(struct rq *rq, struct task_struct *prev, struct rq_flags *rf)
{
@@ -5801,7 +5803,7 @@ pick_next_task(struct rq *rq, struct task_struct *prev, struct rq_flags *rf)
}
rq->core_pick = NULL;
- return next;
+ goto out;
}
put_prev_task_balance(rq, prev, rf);
@@ -5851,7 +5853,7 @@ pick_next_task(struct rq *rq, struct task_struct *prev, struct rq_flags *rf)
*/
WARN_ON_ONCE(fi_before);
task_vruntime_update(rq, next, false);
- goto done;
+ goto out_set_next;
}
}
@@ -5970,8 +5972,12 @@ pick_next_task(struct rq *rq, struct task_struct *prev, struct rq_flags *rf)
resched_curr(rq_i);
}
-done:
+out_set_next:
set_next_task(rq, next);
+out:
+ if (rq->core->core_forceidle_count && next == rq->idle)
+ queue_core_balance(rq);
+
return next;
}
@@ -6000,7 +6006,7 @@ static bool try_steal_cookie(int this, int that)
if (p == src->core_pick || p == src->curr)
goto next;
- if (!cpumask_test_cpu(this, &p->cpus_mask))
+ if (!is_cpu_allowed(p, this))
goto next;
if (p->core_occupation > dst->idle->core_occupation)
@@ -6066,7 +6072,7 @@ static void sched_core_balance(struct rq *rq)
static DEFINE_PER_CPU(struct callback_head, core_balance_head);
-void queue_core_balance(struct rq *rq)
+static void queue_core_balance(struct rq *rq)
{
if (!sched_core_enabled(rq))
return;
@@ -6376,7 +6382,7 @@ static void __sched notrace __schedule(unsigned int sched_mode)
migrate_disable_switch(rq, prev);
psi_sched_switch(prev, next, !task_on_rq_queued(prev));
- trace_sched_switch(sched_mode & SM_MASK_PREEMPT, prev_state, prev, next);
+ trace_sched_switch(sched_mode & SM_MASK_PREEMPT, prev, next, prev_state);
/* Also unlocks the rq: */
rq = context_switch(rq, prev, next, &rf);