From 847b79e1979a27bbad8547ef8a261e1aa6a7b751 Mon Sep 17 00:00:00 2001
From: congqixia <congqi.xia@zilliz.com>
Date: Thu, 21 Aug 2025 23:45:46 +0800
Subject: [PATCH] enhance: Use `RLock` for `ListPrivilegeGroups` (#43998)

Related to #43901

Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
---
 internal/rootcoord/meta_table.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/internal/rootcoord/meta_table.go b/internal/rootcoord/meta_table.go
index caf2ad3c9a..2be89d5c94 100644
--- a/internal/rootcoord/meta_table.go
+++ b/internal/rootcoord/meta_table.go
@@ -1673,8 +1673,8 @@ func (mt *MetaTable) DropPrivilegeGroup(ctx context.Context, groupName string) e
 }
 
 func (mt *MetaTable) ListPrivilegeGroups(ctx context.Context) ([]*milvuspb.PrivilegeGroupInfo, error) {
-	mt.permissionLock.Lock()
-	defer mt.permissionLock.Unlock()
+	mt.permissionLock.RLock()
+	defer mt.permissionLock.RUnlock()
 
 	return mt.catalog.ListPrivilegeGroups(ctx)
 }