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-rw-r--r--kernel/sched/completion.c5
-rw-r--r--kernel/sched/core.c6
-rw-r--r--kernel/sched/membarrier.c2
3 files changed, 5 insertions, 8 deletions
diff --git a/kernel/sched/completion.c b/kernel/sched/completion.c
index 2ddaec40956f..0926aef10dad 100644
--- a/kernel/sched/completion.c
+++ b/kernel/sched/completion.c
@@ -34,11 +34,6 @@ void complete(struct completion *x)
spin_lock_irqsave(&x->wait.lock, flags);
- /*
- * Perform commit of crossrelease here.
- */
- complete_release_commit(x);
-
if (x->done != UINT_MAX)
x->done++;
__wake_up_locked(&x->wait, TASK_NORMAL, 1);
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 644fa2e3d993..a7bf32aabfda 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -2056,7 +2056,7 @@ try_to_wake_up(struct task_struct *p, unsigned int state, int wake_flags)
p->state = TASK_WAKING;
if (p->in_iowait) {
- delayacct_blkio_end();
+ delayacct_blkio_end(p);
atomic_dec(&task_rq(p)->nr_iowait);
}
@@ -2069,7 +2069,7 @@ try_to_wake_up(struct task_struct *p, unsigned int state, int wake_flags)
#else /* CONFIG_SMP */
if (p->in_iowait) {
- delayacct_blkio_end();
+ delayacct_blkio_end(p);
atomic_dec(&task_rq(p)->nr_iowait);
}
@@ -2122,7 +2122,7 @@ static void try_to_wake_up_local(struct task_struct *p, struct rq_flags *rf)
if (!task_on_rq_queued(p)) {
if (p->in_iowait) {
- delayacct_blkio_end();
+ delayacct_blkio_end(p);
atomic_dec(&rq->nr_iowait);
}
ttwu_activate(rq, p, ENQUEUE_WAKEUP | ENQUEUE_NOCLOCK);
diff --git a/kernel/sched/membarrier.c b/kernel/sched/membarrier.c
index dd7908743dab..9bcbacba82a8 100644
--- a/kernel/sched/membarrier.c
+++ b/kernel/sched/membarrier.c
@@ -89,7 +89,9 @@ static int membarrier_private_expedited(void)
rcu_read_unlock();
}
if (!fallback) {
+ preempt_disable();
smp_call_function_many(tmpmask, ipi_mb, NULL, 1);
+ preempt_enable();
free_cpumask_var(tmpmask);
}
cpus_read_unlock();
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