sched: Adjust few parameters range for smart grid

hulk inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I7EEF3
CVE: NA

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

Adjust few parameters range for smart grid.

Fixes: 713cfd26 ("sched: Introduce smart grid scheduling strategy for cfs")
Signed-off-by: NHui Tang <tanghui20@huawei.com>
Reviewed-by: NZhang Qiao <zhangqiao22@huawei.com>
Signed-off-by: NZhang Changzhong <zhangchangzhong@huawei.com>

kernel/sched/core.c

@@ -7026,7 +7026,7 @@ int tg_set_affinity_period(struct task_group *tg, u64 period_ms)
 	if (unlikely(!tg->auto_affinity))
 		return -EPERM;
 
-	if (period_ms > U64_MAX / NSEC_PER_MSEC)
+	if (!period_ms || period_ms > U64_MAX / NSEC_PER_MSEC)
 		return -EINVAL;
 
 	raw_spin_lock_irq(&tg->auto_affinity->lock);

kernel/sysctl.c

@@ -139,7 +139,7 @@ static int one_thousand = 1000;
 #ifdef CONFIG_PRINTK
 static int ten_thousand = 10000;
 #endif
-#ifdef CONFIG_QOS_SCHED
+#if defined(CONFIG_QOS_SCHED) || defined(CONFIG_QOS_SCHED_SMART_GRID)
 static int hundred_thousand = 100000;
 #endif
 #ifdef CONFIG_PERF_EVENTS
@@ -1343,7 +1343,9 @@ static struct ctl_table kern_table[] = {
 		.data		= &sysctl_affinity_adjust_delay_ms,
 		.maxlen		= sizeof(unsigned int),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec,
+		.proc_handler   = proc_dointvec_minmax,
+		.extra1         = &zero,
+		.extra2		= &hundred_thousand,
 	},
 #endif
 	{ }