[PATCH] MAINTAINERS: add myself and Barry to dma_map_benchmark maintainers

[Qinxin Xia]

Since Chenxiang has left HiSilicon, Barry and I will jointly
maintain this module.

Signed-off-by: Qinxin Xia <xiaqinxin@xxxxxxxxxx>
---
 MAINTAINERS | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/MAINTAINERS b/MAINTAINERS
index f6206963efbf..512bc67aa02c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -7218,7 +7218,8 @@ F:	include/linux/dmaengine.h
 F:	include/linux/of_dma.h
 
 DMA MAPPING BENCHMARK
-M:	Xiang Chen <chenxiang66@xxxxxxxxxxxxx>
+M:	Barry Song <baohua@xxxxxxxxxx>
+M:	Qinxin Xia <xiaqinxin@xxxxxxxxxx>
 L:	iommu@xxxxxxxxxxxxxxx
 F:	kernel/dma/map_benchmark.c
 F:	tools/testing/selftests/dma/
-- 
2.33.0