From c4be80f402f634ba9b179a5539f2cb02067e5646 Mon Sep 17 00:00:00 2001
From: wangchaochaohu <wangchao66@baidu.com>
Date: Thu, 3 Dec 2020 11:08:06 +0800
Subject: [PATCH] polish the code of cumsum and remove some unused code
 (#29303)

---
 paddle/fluid/operators/cumsum_op.cu | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/paddle/fluid/operators/cumsum_op.cu b/paddle/fluid/operators/cumsum_op.cu
index 4bf839f748e..f75eb7fd967 100644
--- a/paddle/fluid/operators/cumsum_op.cu
+++ b/paddle/fluid/operators/cumsum_op.cu
@@ -14,7 +14,6 @@ limitations under the License. */
 
 #include <thrust/device_ptr.h>
 #include <thrust/device_vector.h>
-#include <thrust/gather.h>
 #include <thrust/reverse.h>
 #include <thrust/scan.h>
 #include "cub/cub.cuh"
@@ -95,8 +94,6 @@ struct BlockPrefixCallbackOp {
 };
 
 // No bank-conflict transpose
-// Same as transposeCoalesced except the first tile dimension is padded
-// to avoid shared memory bank conflicts.
 template <typename T, int TILE_DIM, int BLOCK_ROWS>
 __global__ void MatrixTranspose(T* odata, const T* idata, size_t height,
                                 size_t width) {
-- 
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