config: make EnableSlowLog atomic

Signed-off-by: Weizhen Wang <wangweizhen@pingcap.com>
pingcap · Dec 2, 2021 · 1449522 · 1449522
1 parent 23f531e
commit 1449522
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/config/config_util.go b/config/config_util.go
@@ -69,6 +69,16 @@ func MergeConfigItems(dstConf, newConf *Config) (acceptedItems, rejectedItems []
 
 func mergeConfigItems(dstConf, newConf reflect.Value, fieldPath string) (acceptedItems, rejectedItems []string) {
 	t := dstConf.Type()
+	if t.Name() == "AtomicBool" {
+		if reflect.DeepEqual(dstConf.Interface().(AtomicBool), newConf.Interface().(AtomicBool)) {
+			return
+		}
+		if _, ok := dynamicConfigItems[fieldPath]; ok {
+			dstConf.Set(newConf)
+			return []string{fieldPath}, nil
+		}
+		return nil, []string{fieldPath}
+	}
 	if t.Kind() == reflect.Ptr {
 		t = t.Elem()
 		dstConf = dstConf.Elem()