Remove DevCtx lock

7 years ago · 3aa7051b98
parent 1f53193a63
commit 3aa7051b98
2 changed files with 0 additions and 2 deletions
--- a/paddle/fluid/platform/device_context.cc
+++ b/paddle/fluid/platform/device_context.cc
@ -159,7 +159,6 @@ CUDADeviceContext::~CUDADeviceContext() {
 Place CUDADeviceContext::GetPlace() const { return place_; }

 void CUDADeviceContext::Wait() const {
-  std::lock_guard<std::mutex> guard(this->mutex_);
  PADDLE_ENFORCE(cudaStreamSynchronize(stream_));
  PADDLE_ENFORCE(cudaGetLastError());
 }
--- a/paddle/fluid/platform/device_context.h
+++ b/paddle/fluid/platform/device_context.h
@ -110,7 +110,6 @@ class CUDADeviceContext : public DeviceContext {
  int compute_capability;
  int multi_process;
  int max_threads_per_mp;
-  mutable std::mutex mutex_;
 };

 template <>