From b51fc9efa96956403dcffbc4a601f4f8e599c0ca Mon Sep 17 00:00:00 2001
From: bigsheeper <yihao.dai@zilliz.com>
Date: Sat, 6 Nov 2021 19:57:10 +0800
Subject: [PATCH] [skip ci] Add comment for queryLock (#11376)

Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
---
 internal/querynode/collection_replica.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/internal/querynode/collection_replica.go b/internal/querynode/collection_replica.go
index 917694e183..daef6731f0 100644
--- a/internal/querynode/collection_replica.go
+++ b/internal/querynode/collection_replica.go
@@ -131,6 +131,7 @@ type collectionReplica struct {
 	etcdKV *etcdkv.EtcdKV
 }
 
+// queryLock guards query and delete operations
 func (colReplica *collectionReplica) queryLock() {
 	colReplica.queryMu.Lock()
 }