From 7e3963f295791267a22bd674c7a4e07ea650f9cc Mon Sep 17 00:00:00 2001
From: Bai Yifan <bai.yf@qq.com>
Date: Mon, 22 Jul 2019 10:06:08 +0800
Subject: [PATCH] add license, test=develop (#18709)

---
 paddle/fluid/operators/deformable_conv_op.cu | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/paddle/fluid/operators/deformable_conv_op.cu b/paddle/fluid/operators/deformable_conv_op.cu
index 7d18d503d49..afcd418f056 100644
--- a/paddle/fluid/operators/deformable_conv_op.cu
+++ b/paddle/fluid/operators/deformable_conv_op.cu
@@ -11,6 +11,15 @@
 // 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.
+//
+// Part of the following code in this file refs to
+// https://github.com/msracver/Deformable-ConvNets/blob/master/DCNv2_op/nn/modulated_deformable_im2col.cuh
+//
+// Copyright (c) 2018 Microsoft
+// Licensed under The MIT License [see LICENSE for details]
+// \file modulated_deformable_im2col.cuh
+// \brief
+// \author Yuwen Xiong, Haozhi Qi, Jifeng Dai, Xizhou Zhu, Han Hu
 
 #include <algorithm>
 #include <vector>
-- 
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