1 files changed, 3 insertions, 2 deletions

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index e9abd4e4c5cb..34baa60f8a7b 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -828,11 +828,12 @@ static unsigned int task_nr_scan_windows(struct task_struct *p)
 
 static unsigned int task_scan_min(struct task_struct *p)
 {
+        unsigned int scan_size = ACCESS_ONCE(sysctl_numa_balancing_scan_size);
         unsigned int scan, floor;
         unsigned int windows = 1;
 
-        if (sysctl_numa_balancing_scan_size < MAX_SCAN_WINDOW)
-                windows = MAX_SCAN_WINDOW / sysctl_numa_balancing_scan_size;
+        if (scan_size < MAX_SCAN_WINDOW)
+                windows = MAX_SCAN_WINDOW / scan_size;
         floor = 1000 / windows;
 
         scan = sysctl_numa_balancing_scan_period_min / task_nr_scan_windows(p);