From d8fc7211f98c7192f5079b52f87226260c2ea03d Mon Sep 17 00:00:00 2001
From: Zhang Zheng <32410583+ZzSean@users.noreply.github.com>
Date: Fri, 25 Feb 2022 16:13:47 +0800
Subject: [PATCH] Fix conflict caused by wrong namespace (#39930)

---
 paddle/fluid/operators/softmax_with_cross_entropy_op.cu | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/paddle/fluid/operators/softmax_with_cross_entropy_op.cu b/paddle/fluid/operators/softmax_with_cross_entropy_op.cu
index 92e2adb3ee8..19a395e7231 100644
--- a/paddle/fluid/operators/softmax_with_cross_entropy_op.cu
+++ b/paddle/fluid/operators/softmax_with_cross_entropy_op.cu
@@ -32,6 +32,7 @@ namespace operators {
 using ScopedTensorDescriptor = platform::ScopedTensorDescriptor;
 using DataLayout = platform::DataLayout;
 using Tensor = framework::Tensor;
+namespace kps = phi::kps;
 
 // Wrapper of log function. Use log(float32) for float16
 template <typename T>
@@ -500,7 +501,7 @@ template <typename T, typename AccT, typename LabelT, int VecSize,
           bool IgnoreIndex>
 __device__ __forceinline__ void VectorizedSoftmaxForwardImpl(
     T* loss, T* softmax, const T* logits, const LabelT* label, int size,
-    const int offset, const LogSoftmaxForwardFunctor<AccT>& func,
+    const int offset, const phi::LogSoftmaxForwardFunctor<AccT>& func,
     const int ignore_index) {
   using VecT = kps::details::VectorType<T, VecSize>;
   int tid = threadIdx.x;
@@ -583,7 +584,7 @@ template <typename T, typename AccT, typename LabelT, int VecSize,
           bool IgnoreIndex>
 __device__ __forceinline__ void ScalarSoftmaxForwardImpl(
     T* loss, T* softmax, const T* logits, const LabelT* label, const int size,
-    const LogSoftmaxForwardFunctor<AccT>& func, const int ignore_index) {
+    const phi::LogSoftmaxForwardFunctor<AccT>& func, const int ignore_index) {
   int tid = threadIdx.x;
   int remain = size % (VecSize * blockDim.x);
   int label_id = blockIdx.x;
@@ -658,7 +659,7 @@ __global__ void VectorizedSoftmaxForward(T* loss, T* softmax, const T* logits,
       sum, kps::AddFunctor<AccT>());
 
   // 3. softmax
-  LogSoftmaxForwardFunctor<AccT> func(max, sum);
+  phi::LogSoftmaxForwardFunctor<AccT> func(max, sum);
   if (input_offset == output_offset) {
     VectorizedSoftmaxForwardImpl<T, AccT, LabelT, VecSize, IgnoreIndex>(
         loss, softmax, logits, label, mid_dim, input_offset, func,
-- 
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