diff --git a/common/dfxlog/BUILD.gn b/common/dfxlog/BUILD.gn
deleted file mode 100644
index 98d72e01814d28f095fd7f3e30ae2f4d193638f3..0000000000000000000000000000000000000000
--- a/common/dfxlog/BUILD.gn
+++ /dev/null
@@ -1,76 +0,0 @@
-# Copyright (c) 2022-2023 Huawei Device Co., Ltd.
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-import("//base/hiviewdfx/faultloggerd/faultloggerd.gni")
-
-if (defined(ohos_lite)) {
-  config("dfx_log_config") {
-    visibility = [ ":*" ]
-    include_dirs = [
-      ".",
-      "$faultloggerd_interfaces_path/common",
-      "$hilog_lite_include_path",
-    ]
-    defines = [
-      "is_ohos=${is_ohos}",
-      "is_ohos_lite",
-    ]
-  }
-
-  static_library("dfx_hilog") {
-    public_configs = [ ":dfx_log_config" ]
-    deps = [ "$hilog_lite_deps_path" ]
-  }
-} else {
-  config("dfx_log_config") {
-    visibility = [ ":*" ]
-    include_dirs = [
-      ".",
-      "$faultloggerd_interfaces_path/common",
-    ]
-  }
-
-  ohos_static_library("dfx_hilog") {
-    public_configs = [ ":dfx_log_config" ]
-    external_deps = [
-      "c_utils:utils",
-      "hilog:libhilog",
-    ]
-    part_name = "faultloggerd"
-    subsystem_name = "hiviewdfx"
-  }
-
-  ohos_static_library("dfx_hilog_base") {
-    public_configs = [ ":dfx_log_config" ]
-    defines = [ "DFX_LOG_HILOG_BASE" ]
-    external_deps = [
-      "c_utils:utils",
-      "hilog:libhilog_base",
-    ]
-    part_name = "faultloggerd"
-    subsystem_name = "hiviewdfx"
-  }
-
-  # just for updater subsystem, use dfx_libhilog_base first
-  ohos_static_library("dfx_hilog_base_static") {
-    public_configs = [ ":dfx_log_config" ]
-    defines = [ "DFX_LOG_HILOG_BASE" ]
-    external_deps = [
-      "bounds_checking_function:libsec_static",
-      "c_utils:utilsbase",
-      "hilog:libhilog_base",
-    ]
-    part_name = "faultloggerd"
-    subsystem_name = "hiviewdfx"
-  }
-}
diff --git a/common/dfxlog/dfx_log.h b/common/dfxlog/dfx_log.h
index 3fea0fa2fdaf3db1aad5db572d21afa7ec3a7bfd..25f268d1358533d83b524b1f7b0acf15ae668c80 100644
--- a/common/dfxlog/dfx_log.h
+++ b/common/dfxlog/dfx_log.h
@@ -22,7 +22,6 @@
 #else
 #include <hilog/log.h>
 #endif
-#include "dfx_log_define.h"
 #endif
 
 #ifdef __cplusplus
diff --git a/common/dfxlog/dfx_log_define.h b/common/dfxlog/dfx_log_define.h
deleted file mode 100644
index 1a8cce46d31dada8f36ebec6e36b4ac62a03fa44..0000000000000000000000000000000000000000
--- a/common/dfxlog/dfx_log_define.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright (c) 2023 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef DFX_LOG_DEFINE_H
-#define DFX_LOG_DEFINE_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#undef LOG_DOMAIN
-#undef LOG_TAG
-#define LOG_DOMAIN 0xD002D11
-#define LOG_TAG "DfxFaultLogger"
-
-#define LOG_BUF_LEN 1024
-
-#ifdef __cplusplus
-}
-#endif
-#endif
diff --git a/common/dfxutil/dfx_util.cpp b/common/dfxutil/dfx_util.cpp
index c59fd9e12f66a7e410e54dd91968274d1bf7f0c0..03897c6ade9cdf824d995bbb10366043e2e514f0 100644
--- a/common/dfxutil/dfx_util.cpp
+++ b/common/dfxutil/dfx_util.cpp
@@ -46,8 +46,8 @@
 // defile Domain ID
 #ifndef LOG_DOMAIN
 #undef LOG_DOMAIN
-#endif
 #define LOG_DOMAIN 0xD002D11
+#endif
 
 #ifdef LOG_TAG
 #undef LOG_TAG
diff --git a/common/dfxutil/smart_fd.h b/common/dfxutil/smart_fd.h
index fd5e8384350a140761895bccd987ea63277f1b6c..f24d67f43ee83777064f889f9f0f5ab7ad657f8a 100644
--- a/common/dfxutil/smart_fd.h
+++ b/common/dfxutil/smart_fd.h
@@ -19,7 +19,6 @@
 #include <cstdint>
 #include <cstdio>
 #include <unistd.h>
-#include "dfx_log_define.h"
 
 namespace OHOS {
 namespace HiviewDFX {
@@ -29,7 +28,7 @@ public:
     explicit SmartFd(int fd, bool fdsan = true) : fd_(fd), fdsan_(fdsan)
     {
         if (fd_ >= 0 && fdsan_) {
-            fdsan_exchange_owner_tag(fd_, 0, fdsan_create_owner_tag(FDSAN_OWNER_TYPE_FILE, LOG_DOMAIN));
+            fdsan_exchange_owner_tag(fd_, 0, fdsan_create_owner_tag(FDSAN_OWNER_TYPE_FILE, DFX_FDSAN_DOMAIN));
         }
     }
 
@@ -86,12 +85,13 @@ private:
             return;
         }
         if (fdsan_) {
-            fdsan_close_with_tag(fd_, fdsan_create_owner_tag(FDSAN_OWNER_TYPE_FILE, LOG_DOMAIN));
+            fdsan_close_with_tag(fd_, fdsan_create_owner_tag(FDSAN_OWNER_TYPE_FILE, DFX_FDSAN_DOMAIN));
             return;
         }
         close(fd_);
     }
 
+    static constexpr uint64_t DFX_FDSAN_DOMAIN = 0xD002D11;
     int fd_{-1};
     bool fdsan_{false};
 };