[PATCH v1] sched/numa: init numa_scan_period with sysctl_numa_balancing_scan_period_min

From: zhaomzhao
Date: Fri May 12 2023 - 06:11:59 EST


From: Zhao Mengmeng <zhaomengmeng@xxxxxxxxxx>

As the name suggests, sysctl_numa_balancing_scan_delay is a "delay"
mainly used by numa_next_scan, it has nothing to do with scan period. So
init numa_scan_period with sysctl_numa_balancing_scan_period_min.

Signed-off-by: Zhao Mengmeng <zhaomengmeng@xxxxxxxxxx>
---
kernel/sched/fair.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 373ff5f55884..9b7d4f3a3d50 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -3149,7 +3149,7 @@ void init_numa_balancing(unsigned long clone_flags, struct task_struct *p)
}
p->node_stamp = 0;
p->numa_scan_seq = mm ? mm->numa_scan_seq : 0;
- p->numa_scan_period = sysctl_numa_balancing_scan_delay;
+ p->numa_scan_period = sysctl_numa_balancing_scan_period_min;
p->numa_migrate_retry = 0;
/* Protect against double add, see task_tick_numa and task_numa_work */
p->numa_work.next = &p->numa_work;
--
2.38.1