diff --git a/G1-memory-uncommit.patch b/G1-memory-uncommit.patch
index da20a2782c9f61ba94890cf286caac032ec25b0e..aeecad7c7828f16204aaf1ac2b8657f2ab7988a0 100644
--- a/G1-memory-uncommit.patch
+++ b/G1-memory-uncommit.patch
@@ -1825,6 +1825,18 @@ index d374a47a..2a155ea1 100644
      $(JDK_TOPDIR)/src/share/native/java/util \
      $(JDK_TOPDIR)/src/share/native/java/util/concurrent/atomic \
      $(JDK_TOPDIR)/src/$(OPENJDK_TARGET_OS_API_DIR)/native/common \
+diff --git a/jdk/make/mapfiles/libjava/mapfile-linux b/jdk/make/mapfiles/libjava/mapfile-linux
+index 509279c..52959f7 100644
+--- a/jdk/make/mapfiles/libjava/mapfile-linux
++++ b/jdk/make/mapfiles/libjava/mapfile-linux
+@@ -215,6 +215,7 @@ SUNWprivate_1.1 {
+                Java_java_lang_System_setErr0;
+                Java_java_lang_System_setIn0;
+                Java_java_lang_System_setOut0;
++               Java_com_huawei_jvm_gc_AdaptiveHeapMXBeanImpl_registerNatives;
+                Java_java_lang_Thread_registerNatives;
+                Java_java_lang_Throwable_fillInStackTrace;
+                 Java_java_lang_Throwable_getStackTraceDepth;
 diff --git a/jdk/make/mapfiles/libjava/mapfile-vers b/jdk/make/mapfiles/libjava/mapfile-vers
 index d686924a..7aeab583 100644
 --- a/jdk/make/mapfiles/libjava/mapfile-vers
diff --git a/java-1.8.0-openjdk.spec b/java-1.8.0-openjdk.spec
index 0a3f8c5ac5d2ffe840a77910d9ce97c15c7d4741..ceab4d5a22aeb6f004686fc322bcc3a2f6dd94b7 100644
--- a/java-1.8.0-openjdk.spec
+++ b/java-1.8.0-openjdk.spec
@@ -915,7 +915,7 @@ Provides: java-%{javaver}-%{origin}-accessibility%{?1} = %{epoch}:%{version}-%{r
 
 Name:    java-%{javaver}-%{origin}
 Version: %{javaver}.%{updatever}.%{buildver}
-Release: 1
+Release: 2
 # java-1.5.0-ibm from jpackage.org set Epoch to 1 for unknown reasons
 # and this change was brought into RHEL-4. java-1.5.0-ibm packages
 # also included the epoch in their virtual provides. This created a
@@ -2109,6 +2109,9 @@ require "copy_jdk_configs.lua"
 %endif
 
 %changelog
+* Wed Feb 3 2021 jdkboy <ge.guo@huawei.com> - 1:1.8.0.282-b08.2
+- add missing mapfile in G1-memory-uncommit.patch
+
 * Wed Feb 3 2021 jdkboy <ge.guo@huawei.com> - 1:1.8.0.282-b08.1
 - update sha512sum of arch64-port-jdk8u-shenandoah-aarch64-shenandoah-jdk8u282-b08.tar.xz