diff --git a/.mailmap b/.mailmap
index 59518b814b4f..2447811f773a 100644
--- a/.mailmap
+++ b/.mailmap
@@ -980,6 +980,8 @@ Wesley Cheng <quic_wcheng@quicinc.com> <wcheng@codeaurora.org>
 Will Deacon <will@kernel.org> <will.deacon@arm.com>
 Wolfram Sang <wsa@kernel.org> <w.sang@pengutronix.de>
 Wolfram Sang <wsa@kernel.org> <wsa@the-dreams.de>
+Xu Xin <xu.xin@linux.dev> <xu.xin16@zte.com.cn>
+Xu Xin <xu.xin@linux.dev> xu xin <cgel.zte@gmail.com>
 Yakir Yang <kuankuan.y@gmail.com> <ykk@rock-chips.com>
 Yanteng Si <si.yanteng@linux.dev> <siyanteng@loongson.cn>
 Ying Huang <huang.ying.caritas@gmail.com> <ying.huang@intel.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index a6c0e4bcbc78..7d12dfac0149 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -17192,7 +17192,7 @@ F:	tools/testing/selftests/mm/gup_test.c
 MEMORY MANAGEMENT - KSM (Kernel Samepage Merging)
 M:	Andrew Morton <akpm@linux-foundation.org>
 M:	David Hildenbrand <david@kernel.org>
-R:	Xu Xin <xu.xin16@zte.com.cn>
+R:	Xu Xin <xu.xin@linux.dev>
 R:	Chengming Zhou <chengming.zhou@linux.dev>
 L:	linux-mm@kvack.org
 S:	Maintained