Commit 4e82d2e2 authored by Baokun Li's avatar Baokun Li Committed by Thomas Gleixner
Browse files

clockevents: Use list_move() instead of list_del()/list_add() 



Simplify the code.

Reported-by: default avatarHulk Robot <hulkci@huawei.com>
Signed-off-by: default avatarBaokun Li <libaokun1@huawei.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20210609070242.1322450-1-libaokun1@huawei.com
parent 22a22383

kernel/time/clockevents.c

+2 −4
Original line number Diff line number Diff line
@@ -347,8 +347,7 @@ static void clockevents_notify_released(void) 
	while (!list_empty(&clockevents_released)) {

		dev = list_entry(clockevents_released.next,

				 struct clock_event_device, list);

		list_del(&dev->list);

		list_add(&dev->list, &clockevent_devices);

		list_move(&dev->list, &clockevent_devices);

		tick_check_new_device(dev);

	}

}
@@ -576,8 +575,7 @@ void clockevents_exchange_device(struct clock_event_device *old, 
	if (old) {

		module_put(old->owner);

		clockevents_switch_state(old, CLOCK_EVT_STATE_DETACHED);

		list_del(&old->list);

		list_add(&old->list, &clockevents_released);

		list_move(&old->list, &clockevents_released);

	}



	if (new) {