From 5fd23581ab5f324c4be270a7daa071abef9fdc7c Mon Sep 17 00:00:00 2001
From: Cyber-SiKu <Cyber-SiKu@outlook.com>
Date: Fri, 10 Nov 2023 10:48:03 +0800
Subject: [PATCH] [fix]curvefs/client: diskcache may deadlock

Signed-off-by: Cyber-SiKu <Cyber-SiKu@outlook.com>
---
 curvefs/src/client/s3/disk_cache_manager.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/curvefs/src/client/s3/disk_cache_manager.cpp b/curvefs/src/client/s3/disk_cache_manager.cpp
index 1bc2ac2473..235989ca87 100644
--- a/curvefs/src/client/s3/disk_cache_manager.cpp
+++ b/curvefs/src/client/s3/disk_cache_manager.cpp
@@ -427,6 +427,10 @@ void DiskCacheManager::TrimCache() {
         InitQosParam();
         if (!IsDiskCacheSafe(kRatioLevel)) {
             while (!IsDiskCacheSafe(FLAGS_diskTrimRatio)) {
+                if (!isRunning_) {
+                    LOG(INFO) << "trim thread end.";
+                    return;
+                }
                 UpdateDiskFsUsedRatio();
                 if (!cachedObjName_->GetBack(&cacheKey)) {
                     VLOG_EVERY_N(9, 1000) << "obj is empty";