diff options
Diffstat (limited to 'kernel/sched/stats.h')
| -rw-r--r-- | kernel/sched/stats.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/kernel/sched/stats.h b/kernel/sched/stats.h index 8ee0add5a48a..452826df6ae1 100644 --- a/kernel/sched/stats.h +++ b/kernel/sched/stats.h @@ -138,9 +138,13 @@ static inline void psi_enqueue(struct task_struct *p, int flags) if (flags & ENQUEUE_RESTORE) return; + /* psi_sched_switch() will handle the flags */ + if (task_on_cpu(task_rq(p), p)) + return; + if (p->se.sched_delayed) { /* CPU migration of "sleeping" task */ - SCHED_WARN_ON(!(flags & ENQUEUE_MIGRATED)); + WARN_ON_ONCE(!(flags & ENQUEUE_MIGRATED)); if (p->in_memstall) set |= TSK_MEMSTALL; if (p->in_iowait) @@ -244,7 +248,10 @@ static inline void sched_info_dequeue(struct rq *rq, struct task_struct *t) delta = rq_clock(rq) - t->sched_info.last_queued; t->sched_info.last_queued = 0; t->sched_info.run_delay += delta; - + if (delta > t->sched_info.max_run_delay) + t->sched_info.max_run_delay = delta; + if (delta && (!t->sched_info.min_run_delay || delta < t->sched_info.min_run_delay)) + t->sched_info.min_run_delay = delta; rq_sched_info_dequeue(rq, delta); } @@ -266,6 +273,10 @@ static void sched_info_arrive(struct rq *rq, struct task_struct *t) t->sched_info.run_delay += delta; t->sched_info.last_arrival = now; t->sched_info.pcount++; + if (delta > t->sched_info.max_run_delay) + t->sched_info.max_run_delay = delta; + if (delta && (!t->sched_info.min_run_delay || delta < t->sched_info.min_run_delay)) + t->sched_info.min_run_delay = delta; rq_sched_info_arrive(rq, delta); } |