diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 70ed00205..897d2936f 100755
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -2200,12 +2200,12 @@ static void wakeup_dirtytime_writeback(struct work_struct *w)
 				wb_wakeup(wb);
 	}
 	rcu_read_unlock();
-	schedule_delayed_work(&dirtytime_work, dirtytime_expire_interval * HZ);
+	queue_delayed_work(system_power_efficient_wq, &dirtytime_work, dirtytime_expire_interval * HZ);
 }
 
 static int __init start_dirtytime_writeback(void)
 {
-	schedule_delayed_work(&dirtytime_work, dirtytime_expire_interval * HZ);
+	queue_delayed_work(system_power_efficient_wq, &dirtytime_work, dirtytime_expire_interval * HZ);
 	return 0;
 }
 __initcall(start_dirtytime_writeback);
diff --git a/fs/incfs/data_mgmt.c b/fs/incfs/data_mgmt.c
index 6381f8fd4..bd17b0938 100755
--- a/fs/incfs/data_mgmt.c
+++ b/fs/incfs/data_mgmt.c
@@ -661,7 +661,7 @@ static void log_block_read(struct mount_info *mi, incfs_uuid_t *id,
 	++head->current_record_no;
 
 	spin_unlock(&log->rl_lock);
-	schedule_delayed_work(&log->ml_wakeup_work, msecs_to_jiffies(16));
+	queue_delayed_work(system_power_efficient_wq, &log->ml_wakeup_work, msecs_to_jiffies(16));
 }
 
 static int validate_hash_tree(struct backing_file_context *bfc, struct file *f,
diff --git a/kernel/sched/psi.c b/kernel/sched/psi.c
index ab8a8e966..6db907b3d 100755
--- a/kernel/sched/psi.c
+++ b/kernel/sched/psi.c
@@ -448,7 +448,7 @@ static void psi_avgs_work(struct work_struct *work)
 		group->avg_next_update = update_averages(group, now);
 
 	if (nonidle) {
-		schedule_delayed_work(dwork, nsecs_to_jiffies(
+		queue_delayed_work(system_power_efficient_wq, dwork, nsecs_to_jiffies(
 				group->avg_next_update - now) + 1);
 	}
 
@@ -815,7 +815,7 @@ static void psi_group_change(struct psi_group *group, int cpu,
 		psi_schedule_poll_work(group, 1, false);
 
 	if (wake_clock && !delayed_work_pending(&group->avgs_work))
-		schedule_delayed_work(&group->avgs_work, PSI_FREQ);
+		queue_delayed_work(system_power_efficient_wq, &group->avgs_work, PSI_FREQ);
 }
 
 static struct psi_group *iterate_groups(struct task_struct *task, void **iter)
diff --git a/mm/page_reporting.c b/mm/page_reporting.c
index cd8e13d41..e7f028b91 100755
--- a/mm/page_reporting.c
+++ b/mm/page_reporting.c
@@ -43,7 +43,7 @@ __page_reporting_request(struct page_reporting_dev_info *prdev)
 	 * now we are limiting this to running no more than once every
 	 * couple of seconds.
 	 */
-	schedule_delayed_work(&prdev->work, PAGE_REPORTING_DELAY);
+	queue_delayed_work(system_power_efficient_wq, &prdev->work, PAGE_REPORTING_DELAY);
 }
 
 /* notify prdev of free page reporting request */
@@ -306,7 +306,7 @@ err_out:
 	 */
 	state = atomic_cmpxchg(&prdev->state, state, PAGE_REPORTING_IDLE);
 	if (state == PAGE_REPORTING_REQUESTED)
-		schedule_delayed_work(&prdev->work, PAGE_REPORTING_DELAY);
+		queue_delayed_work(system_power_efficient_wq, &prdev->work, PAGE_REPORTING_DELAY);
 }
 
 static DEFINE_MUTEX(page_reporting_mutex);