remove workspace_handle

test=develop

paddle/fluid/operators/conv_fusion_op.cu.cc

@@ -104,7 +104,9 @@ class CUDNNConvFusionOpKernel : public framework::OpKernel<T> {
     // ------------------- cudnn conv algorithm ---------------------
     cudnnConvolutionFwdAlgo_t algo;
     auto handle = dev_ctx.cudnn_handle();
-    auto workspace_handle = dev_ctx.cudnn_workspace_handle();
+
+    Tensor cudnn_workspace;
+    void* cudnn_workspace_ptr = nullptr;
 
     CUDNN_ENFORCE(platform::dynload::cudnnSetConvolutionMathType(
         cudnn_conv_desc, CUDNN_DEFAULT_MATH));
@@ -118,19 +120,24 @@ class CUDNNConvFusionOpKernel : public framework::OpKernel<T> {
           workspace_size_limit, &algo));
       VLOG(3) << "cuDNN forward algo " << algo;
     } else {
+      cudnn_workspace =
+          ctx.AllocateTmpTensor<int8_t, platform::CUDADeviceContext>(
+              framework::make_ddim(
+                  {static_cast<int64_t>(workspace_size_limit)}),
+              dev_ctx);
+      cudnn_workspace_ptr = static_cast<void*>(cudnn_workspace.data<int8_t>());
+
       auto search_func = [&]() {
         int returned_algo_count;
         std::array<cudnnConvolutionFwdAlgoPerf_t, kNUM_CUDNN_FWD_ALGS>
             fwd_perf_stat;
-        auto cudnn_find_func = [&](void* cudnn_workspace) {
-          CUDNN_ENFORCE(
-              platform::dynload::cudnnFindConvolutionForwardAlgorithmEx(
+
+        CUDNN_ENFORCE(platform::dynload::cudnnFindConvolutionForwardAlgorithmEx(
             handle, cudnn_input_desc, input_data, cudnn_filter_desc,
             filter_data, cudnn_conv_desc, cudnn_output_desc, output_data,
-                  kNUM_CUDNN_FWD_ALGS, &returned_algo_count,
-                  fwd_perf_stat.data(), cudnn_workspace, workspace_size_limit));
-        };
-        workspace_handle.RunFunc(cudnn_find_func, workspace_size_limit);
+            kNUM_CUDNN_FWD_ALGS, &returned_algo_count, fwd_perf_stat.data(),
+            cudnn_workspace_ptr, workspace_size_limit));
+
         VLOG(3) << "Perf result: (algo: stat, time, memory)";
         for (int i = 0; i < returned_algo_count; ++i) {
           const auto& stat = fwd_perf_stat[i];
@@ -181,6 +188,15 @@ class CUDNNConvFusionOpKernel : public framework::OpKernel<T> {
     PADDLE_ENFORCE_LE(workspace_size_in_bytes, workspace_size_limit,
                       "workspace_size to be allocated exceeds the limit");
 
+    if (!cudnn_workspace_ptr) {
+      cudnn_workspace =
+          ctx.AllocateTmpTensor<int8_t, platform::CUDADeviceContext>(
+              framework::make_ddim(
+                  {static_cast<int64_t>(workspace_size_in_bytes)}),
+              dev_ctx);
+      cudnn_workspace_ptr = static_cast<void*>(cudnn_workspace.data<int8_t>());
+    }
+
     if ((activation == "identity") && (!residual)) {
       // Only the CUDNN_CONVOLUTION_FWD_ALGO_IMPLICIT_PRECOMP_GEMM algo is
       // enabled with CUDNN_ACTIVATION_IDENTITY in cuDNN lib.
@@ -188,13 +204,12 @@ class CUDNNConvFusionOpKernel : public framework::OpKernel<T> {
       // cudnnConvolutionForward and cudnnAddTensor
       // ------------- cudnn conv forward and bias add ---------------------
       ScalingParamType<T> alpha = 1.0f, beta = 0.0f;
-      auto cudnn_func = [&](void* cudnn_workspace) {
+
       CUDNN_ENFORCE(platform::dynload::cudnnConvolutionForward(
           handle, &alpha, cudnn_input_desc, input_data, cudnn_filter_desc,
-            filter_data, cudnn_conv_desc, algo, cudnn_workspace,
+          filter_data, cudnn_conv_desc, algo, cudnn_workspace_ptr,
           workspace_size_in_bytes, &beta, cudnn_output_desc, output_data));
-      };
-      workspace_handle.RunFunc(cudnn_func, workspace_size_in_bytes);
+
       CUDNN_ENFORCE(platform::dynload::cudnnAddTensor(
           handle, &alpha, cudnn_bias_desc, bias_data, &alpha, cudnn_output_desc,
           output_data));
@@ -205,15 +220,13 @@ class CUDNNConvFusionOpKernel : public framework::OpKernel<T> {
       // ------------------- cudnn conv+bias+act forward --------------------
       ScalingParamType<T> alpha1 = 1.0f;
       ScalingParamType<T> alpha2 = residual ? 1.0f : 0.0f;
-      auto cudnn_func = [&](void* cudnn_workspace) {
+
       CUDNN_ENFORCE(platform::dynload::cudnnConvolutionBiasActivationForward(
           handle, &alpha1, cudnn_input_desc, input_data, cudnn_filter_desc,
-            filter_data, cudnn_conv_desc, algo, cudnn_workspace,
+          filter_data, cudnn_conv_desc, algo, cudnn_workspace_ptr,
           workspace_size_in_bytes, &alpha2, cudnn_output_desc, residual_data,
           cudnn_bias_desc, bias_data, cudnn_act_desc, cudnn_output_desc,
           output_data));
-      };
-      workspace_handle.RunFunc(cudnn_func, workspace_size_in_bytes);
     }
     std::vector<int> channels = ctx.Attr<std::vector<int>>("split_channels");
     if (channels.size()) {

paddle/fluid/operators/conv_transpose_cudnn_op.cu.cc

@@ -104,16 +104,18 @@ class CUDNNConvTransposeOpKernel : public framework::OpKernel<T> {
     int output_offset = output->numel() / output->dims()[0] / groups;
     int filter_offset = filter->numel() / groups;
     T alpha = 1.0f, beta = 0.0f;
-    auto workspace_handle = dev_ctx.cudnn_workspace_handle();
+
+    auto temp_allocation =
+        platform::DeviceTemporaryAllocator::Instance().Get(dev_ctx).Allocate(
+            workspace_size_in_bytes);
+    void* cudnn_workspace = temp_allocation->ptr();
+
     for (int g = 0; g < groups; g++) {
-      auto cudnn_func = [&](void* cudnn_workspace) {
       CUDNN_ENFORCE(platform::dynload::cudnnConvolutionBackwardData(
           handle, &alpha, cudnn_filter_desc, filter_data + filter_offset * g,
           cudnn_input_desc, input_data + input_offset * g, cudnn_conv_desc,
           algo, cudnn_workspace, workspace_size_in_bytes, &beta,
           cudnn_output_desc, output_data + output_offset * g));
-      };
-      workspace_handle.RunFunc(cudnn_func, workspace_size_in_bytes);
     }
   }
 };
@@ -209,20 +211,22 @@ class CUDNNConvTransposeGradOpKernel : public framework::OpKernel<T> {
         output_grad->numel() / output_grad->dims()[0] / groups;
     int filter_offset = filter->numel() / groups;
     T alpha = 1.0f, beta = 0.0f;
-    auto workspace_handle = dev_ctx.cudnn_workspace_handle();
+
+    auto temp_allocation =
+        platform::DeviceTemporaryAllocator::Instance().Get(dev_ctx).Allocate(
+            workspace_size_in_bytes);
+    void* cudnn_workspace = temp_allocation->ptr();
+
     if (input_grad) {
       T* input_grad_data = input_grad->mutable_data<T>(ctx.GetPlace());
       // Because beta is zero, it is unnecessary to reset input_grad.
       for (int g = 0; g < groups; g++) {
-        auto cudnn_func = [&](void* cudnn_workspace) {
         CUDNN_ENFORCE(platform::dynload::cudnnConvolutionForward(
             handle, &alpha, cudnn_output_desc,
             output_grad_data + output_grad_offset * g, cudnn_filter_desc,
             filter_data + filter_offset * g, cudnn_conv_desc, data_algo,
             cudnn_workspace, workspace_size_in_bytes, &beta, cudnn_input_desc,
             input_grad_data + input_offset * g));
-        };
-        workspace_handle.RunFunc(cudnn_func, workspace_size_in_bytes);
       }
     }
 
@@ -232,15 +236,12 @@ class CUDNNConvTransposeGradOpKernel : public framework::OpKernel<T> {
       // Because beta is zero, it is unnecessary to reset filter_grad.
       // Gradient with respect to the filter
       for (int g = 0; g < groups; g++) {
-        auto cudnn_func = [&](void* cudnn_workspace) {
         CUDNN_ENFORCE(platform::dynload::cudnnConvolutionBackwardFilter(
             handle, &alpha, cudnn_output_desc,
             output_grad_data + output_grad_offset * g, cudnn_input_desc,
             input_data + input_offset * g, cudnn_conv_desc, filter_algo,
-              cudnn_workspace, workspace_size_in_bytes, &beta,
-              cudnn_filter_desc, filter_grad_data + filter_offset * g));
-        };
-        workspace_handle.RunFunc(cudnn_func, workspace_size_in_bytes);
+            cudnn_workspace, workspace_size_in_bytes, &beta, cudnn_filter_desc,
+            filter_grad_data + filter_offset * g));
       }
     }
   }

paddle/fluid/operators/fused/fusion_conv_inception_op.cu

@@ -216,18 +216,19 @@ class CUDNNConvInceptionFusionOpKernel : public framework::OpKernel<T> {
     out_datas.push_back(
         static_cast<void*>(output_data + (oc0 + oc1 + oc2) * h * w));
 
+    auto temp_allocation =
+        platform::DeviceTemporaryAllocator::Instance().Get(dev_ctx).Allocate(
+            workspace_size_in_bytes);
+    void* cudnn_workspace = temp_allocation->ptr();
+
     for (int i = 0; i < 4; ++i) {
-      auto func = [&](void* cudnn_workspace) {
       CUDNN_ENFORCE(platform::dynload::cudnnConvolutionBiasActivationForward(
           handle, &alpha, in_desc[i], in_datas[i], filter_desc[i],
           static_cast<const void*>(filters[i]->data<T>()), conv_desc[i],
-            algo[i], cudnn_workspace, workspace_size_in_bytes, &beta,
-            out_desc[i], out_datas[i], bias_desc[i],
+          algo[i], cudnn_workspace, workspace_size_in_bytes, &beta, out_desc[i],
+          out_datas[i], bias_desc[i],
           static_cast<const void*>(bias[i]->data<T>()), cudnn_act_desc,
           out_desc[i], out_datas[i]));
-      };
-      auto workspace_handle = dev_ctx.cudnn_workspace_handle();
-      workspace_handle.RunFunc(func, workspace_size_in_bytes);
     }
 
     cudnnTensorDescriptor_t x_desc;

paddle/fluid/operators/warpctc_cudnn_op.cu.cc

@@ -145,16 +145,16 @@ class CudnnCTCKernel : public framework::OpKernel<T> {
 
     T* loss_data = loss->mutable_data<T>(loss_dims, ctx.GetPlace());
 
-    auto workspace_handle = dev_ctx.cudnn_workspace_handle();
-    auto cudnn_func = [&](void* cudnn_workspace) {
+    auto temp_allocation =
+        platform::DeviceTemporaryAllocator::Instance().Get(dev_ctx).Allocate(
+            workspace_size);
+    void* cudnn_workspace = temp_allocation->ptr();
+
     CUDNN_ENFORCE(platform::dynload::cudnnCTCLoss(
         handle, cu_logits_desc, warpctc_logits_data, warpctc_label_data,
-          warpctc_label_lengths.data(), warpctc_logits_lengths.data(),
-          loss_data, cu_grad_desc, warpctc_grad_data,
-          CUDNN_CTC_LOSS_ALGO_DETERMINISTIC, cu_ctcloss_desc, cudnn_workspace,
-          workspace_size));
-    };
-    workspace_handle.RunFunc(cudnn_func, workspace_size);
+        warpctc_label_lengths.data(), warpctc_logits_lengths.data(), loss_data,
+        cu_grad_desc, warpctc_grad_data, CUDNN_CTC_LOSS_ALGO_DETERMINISTIC,
+        cu_ctcloss_desc, cudnn_workspace, workspace_size));
   }
 };