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 #include "memory_guard.h"
16
17 #include "account_log_wrapper.h"
18 #include "malloc.h"
19
20 namespace OHOS {
21 namespace AccountSA {
MemoryGuard()22 MemoryGuard::MemoryGuard()
23 {
24 #ifdef CONFIG_USE_JEMALLOC_DFX_INTF
25 int32_t ret1 = mallopt(M_SET_THREAD_CACHE, M_THREAD_CACHE_DISABLE);
26 int32_t ret2 = mallopt(M_DELAYED_FREE, M_DELAYED_FREE_DISABLE);
27 if ((ret1 != 1) || (ret2 != 1)) {
28 ACCOUNT_LOGE("disable tcache and delay free, result[%{public}d, %{public}d]", ret1, ret2);
29 }
30 #endif
31 }
32
~MemoryGuard()33 MemoryGuard::~MemoryGuard()
34 {
35 #ifdef CONFIG_USE_JEMALLOC_DFX_INTF
36 int32_t err = mallopt(M_FLUSH_THREAD_CACHE, 0);
37 if (err != 1) {
38 ACCOUNT_LOGE("flush cache, result: %{public}d", err);
39 }
40 #endif
41 }
42 } // namespace AccountSA
43 } // namespace OHOS