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paddlepaddle--paddle/paddle/phi/backends/gpu/cuda/cudnn_workspace_helper.cc
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2026-07-13 12:40:42 +08:00

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// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// 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.
#include "paddle/phi/backends/gpu/cuda/cudnn_workspace_helper.h"
#include <cstdlib>
#include <string>
namespace phi::backends::gpu {
static int GetDefaultConvWorkspaceSizeLimitMBImpl() {
const char *env_str = std::getenv("FLAGS_conv_workspace_size_limit");
return env_str ? std::stoi(std::string(env_str))
: kDefaultConvWorkspaceSizeLimitMB;
}
int GetDefaultConvWorkspaceSizeLimitMB() {
static auto workspace_size = GetDefaultConvWorkspaceSizeLimitMBImpl();
return workspace_size;
}
} // namespace phi::backends::gpu