1 /*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "dfsu_memory_guard.h"
17
18 #include "malloc.h"
19 #include "utils_log.h"
20
21 namespace OHOS::FileManagement::CloudSync {
DfsuMemoryGuard()22 DfsuMemoryGuard::DfsuMemoryGuard()
23 {
24 #ifdef CONFIG_USE_JEMALLOC_DFX_INTF
25 int setCacheRet = mallopt(M_SET_THREAD_CACHE, M_THREAD_CACHE_DISABLE);
26 int setFreeRet = mallopt(M_DELAYED_FREE, M_DELAYED_FREE_DISABLE);
27 if (setCacheRet != 1 || setFreeRet != 1) {
28 LOGE("dfs disable tcache and delay free, result[%{public}d, %{public}d]", setCacheRet, setFreeRet);
29 }
30 #endif
31 }
32
~DfsuMemoryGuard()33 DfsuMemoryGuard::~DfsuMemoryGuard()
34 {
35 #ifdef CONFIG_USE_JEMALLOC_DFX_INTF
36 int err = mallopt(M_FLUSH_THREAD_CACHE, 0);
37 if (err != 1) {
38 LOGE("dfs flush cache, result: %{public}d", err);
39 }
40 #endif
41 }
42 } // namespace OHOS::FileManagement::CloudSync