From f3fc769495a06e90ccc87a1475088bf52bc4f52b Mon Sep 17 00:00:00 2001
From: nolouch <nolouch@gmail.com>
Date: Mon, 29 Apr 2024 14:12:06 +0800
Subject: [PATCH] core: remove the overlaps logic in UpdateSubTree

Signed-off-by: nolouch <nolouch@gmail.com>
---
 pkg/core/region.go | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/pkg/core/region.go b/pkg/core/region.go
index 713e82cc36d..3f28bc60154 100644
--- a/pkg/core/region.go
+++ b/pkg/core/region.go
@@ -1106,13 +1106,7 @@ func (r *RegionsInfo) UpdateSubTreeOrderInsensitive(region *RegionInfo) {
 		}
 	}
 
-	if rangeChanged {
-		overlaps := r.getOverlapRegionFromSubTreeLocked(region)
-		for _, re := range overlaps {
-			r.removeRegionFromSubTreeLocked(re)
-		}
-	}
-
+	// update will remove overlaps
 	item := &regionItem{region}
 	r.subRegions[region.GetID()] = item
 	// It has been removed and all information needs to be updated again.