Commit d9099163 authored Jun 15, 2023 by Hui Tang Committed by zhangchangzhong Jun 15, 2023

sched: fix smart grid usage count

hulk inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I7D98G


CVE: NA

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

smart_grid_usage_dec() should called when free taskgroup
if the mode is auto.

Signed-off-by: Hui Tang <tanghui20@huawei.com>
Reviewed-by: Zhang Qiao <zhangqiao22@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>

parent 373fd236

kernel/sched/fair.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -5687,6 +5687,9 @@ static void destroy_auto_affinity(struct task_group *tg)
		{
		struct auto_affinity *auto_affi = tg->auto_affinity;

		if (auto_affi->mode)
		smart_grid_usage_dec();

		hrtimer_cancel(&auto_affi->period_timer);
		free_affinity_domains(&auto_affi->ad);