Revert "sched: Fix branch prediction error in static_key"

hulk inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I4QU5Z?from=project-issue
CVE: NA

--------------------------------

This patch revert ias feature from open-euler kernel.

This reverts commit 37870264.
Signed-off-by: NYu Jiahua <Yujiahua1@huawei.com>
Reviewed-by: NChen Hui <judy.chenhui@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

kernel/sched/fair.c

@@ -8576,7 +8576,7 @@ static void update_blocked_averages(int cpu)
 	update_rq_clock(rq);
 
 #ifdef CONFIG_SCHED_OPTIMIZE_LOAD_TRACKING
-	if (!static_branch_likely(&sched_blocked_averages)) {
+	if (!static_branch_unlikely(&sched_blocked_averages)) {
 		rq_unlock_irqrestore(rq, &rf);
 		return;
 	}