From 03809713278398b3b21e27d4853ed30a39d6aa36 Mon Sep 17 00:00:00 2001
From: Liang Ding <d@b3log.org>
Date: Wed, 7 Sep 2022 22:49:29 +0800
Subject: [PATCH] =?UTF-8?q?:art:=20=E6=A1=8C=E9=9D=A2=E7=AB=AF=E8=87=AA?=
 =?UTF-8?q?=E5=8A=A8=E4=B8=8B=E8=BD=BD=E6=9B=B4=E6=96=B0=E5=AE=89=E8=A3=85?=
 =?UTF-8?q?=E5=8C=85=20https://github.com/siyuan-note/siyuan/issues/5837?=
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---
 kernel/model/updater.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/kernel/model/updater.go b/kernel/model/updater.go
index 03d833618..73fe68ceb 100644
--- a/kernel/model/updater.go
+++ b/kernel/model/updater.go
@@ -24,6 +24,7 @@ import (
 	"os"
 	"path/filepath"
 	"runtime"
+	"sync"
 
 	"github.com/88250/gulu"
 	"github.com/imroc/req/v3"
@@ -31,11 +32,20 @@ import (
 	"github.com/siyuan-note/siyuan/kernel/util"
 )
 
+var checkDownloadInstallPkgLock = sync.Mutex{}
+
 func checkDownloadInstallPkg() {
 	if !Conf.System.DownloadInstallPkg {
 		return
 	}
 
+	if util.IsMutexLocked(&checkDownloadInstallPkgLock) {
+		return
+	}
+
+	checkDownloadInstallPkgLock.Lock()
+	defer checkDownloadInstallPkgLock.Unlock()
+
 	result, err := util.GetRhyResult(false)
 	if nil != err {
 		return