Remove attribute in Allocator::Allocate (#17878)

* remove attribute in Allocator::Allocate, test=develop

* fix travis ci error, test=develop

paddle/fluid/framework/ir/lock_free_optimize_pass.h

@@ -12,8 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#ifndef PADDLE_FLUID_FRAMEWORK_IR_LOCK_FREE_OPTIMIZE_PASS_H_
-#define PADDLE_FLUID_FRAMEWORK_IR_LOCK_FREE_OPTIMIZE_PASS_H_
+#pragma once
 
 #include <string>
 #include <vector>
@@ -126,5 +125,3 @@ class LockFreeOptimizePass : public Pass {
 }  // namespace ir
 }  // namespace framework
 }  // namespace paddle
-
-#endif  // PADDLE_FLUID_FRAMEWORK_IR_LOCK_FREE_OPTIMIZE_PASS_H_

paddle/fluid/framework/ir/mkldnn/conv_bias_mkldnn_fuse_pass_tester.cc

@@ -81,8 +81,7 @@ void InitTensorHolder(Scope* scope, const paddle::platform::Place& place,
                       const char* var_name) {
   auto x = scope->Var(var_name);
   auto tensor = x->GetMutable<LoDTensor>();
-  tensor->mutable_data(place, proto::VarType::FP32,
-                       ::paddle::memory::Allocator::kDefault, 1);
+  tensor->mutable_data(place, proto::VarType::FP32, 1);
 }
 
 void MainTest(bool convWithExistingBias) {

paddle/fluid/framework/ir/mkldnn/cpu_quantize_pass_tester.cc

@@ -110,8 +110,7 @@ void InitTensorHolder(Scope* scope, const paddle::platform::Place& place,
                       const char* var_name) {
   auto x = scope->Var(var_name);
   auto tensor = x->GetMutable<LoDTensor>();
-  tensor->mutable_data(place, proto::VarType::FP32,
-                       ::paddle::memory::Allocator::kDefault, 1);
+  tensor->mutable_data(place, proto::VarType::FP32, 1);
 }
 
 void MainTest(const ProgramDesc& prog, int conv_count, int pool_count,

paddle/fluid/framework/ir/mkldnn/cpu_quantize_squash_pass_tester.cc

@@ -102,8 +102,7 @@ void InitTensorHolder(Scope* scope, const paddle::platform::Place& place,
                       const char* var_name) {
   auto x = scope->Var(var_name);
   auto tensor = x->GetMutable<LoDTensor>();
-  tensor->mutable_data(place, proto::VarType::FP32,
-                       ::paddle::memory::Allocator::kDefault, 1);
+  tensor->mutable_data(place, proto::VarType::FP32, 1);
 }
 
 void MainTest(const ProgramDesc& prog, int removed_nodes_num) {

paddle/fluid/framework/operator.h

@@ -377,12 +377,12 @@ class ExecutionContext {
   }
 
   template <typename T>
-  T& GetKernelConfig(int idx) const {
+  T& GetKernelConfig(size_t idx) const {
     PADDLE_ENFORCE(
         kernel_configs_ && kernel_configs_->size() > static_cast<size_t>(idx),
-        "%s selected kernel doesn't have kernel config %lu <= %d",
+        "%s selected kernel doesn't have kernel config %lu <= %lu",
         op_.Type().c_str(), kernel_configs_->size(), idx);
-    return *boost::get<std::shared_ptr<T>>(kernel_configs_->at(idx));
+    return *boost::get<std::shared_ptr<T>>((*kernel_configs_)[idx]);
   }
 
  private:

paddle/fluid/framework/operator_kernel_configs.h

@@ -103,7 +103,7 @@ TAlgorithm AlgorithmsCache<TAlgorithm>::GetAlgorithm(
     ++search_times_;
     return algo;
   }
-  TAlgorithm algo;
+  TAlgorithm algo{};
   int64_t min = static_cast<uint64_t>(INT_MAX);
   for (const auto& m : hash_) {
     if (m.first < min) {

paddle/fluid/framework/tensor.cc

@@ -35,7 +35,6 @@ size_t Tensor::memory_size() const {
 }
 
 void* Tensor::mutable_data(platform::Place place, proto::VarType::Type type,
-                           memory::Allocator::Attr attr,
                            size_t requested_size) {
   type_ = type;
   PADDLE_ENFORCE_GE(numel(), 0,
@@ -50,18 +49,17 @@ void* Tensor::mutable_data(platform::Place place, proto::VarType::Type type,
   /* some versions of boost::variant don't have operator!= */
   if (holder_ == nullptr || !(holder_->place() == place) ||
       holder_->size() < size + offset_) {
-    holder_ = memory::AllocShared(place, size, attr);
+    holder_ = memory::AllocShared(place, size);
     offset_ = 0;
   }
   return reinterpret_cast<void*>(reinterpret_cast<uintptr_t>(holder_->ptr()) +
                                  offset_);
 }
 
-void* Tensor::mutable_data(platform::Place place, memory::Allocator::Attr attr,
-                           size_t requested_size) {
+void* Tensor::mutable_data(platform::Place place, size_t requested_size) {
   PADDLE_ENFORCE(this->holder_ != nullptr,
                  "Cannot invoke mutable data if current hold nothing.");
-  return mutable_data(place, type_, attr, requested_size);
+  return mutable_data(place, type_, requested_size);
 }
 
 Tensor& Tensor::ShareDataWith(const Tensor& src) {

paddle/fluid/framework/tensor.h

@@ -87,17 +87,12 @@ class Tensor {
    * @note    If not exist, then allocation.
    */
   template <typename T>
-  T* mutable_data(platform::Place place,
-                  memory::Allocator::Attr attr = memory::Allocator::kDefault,
-                  size_t requested_size = 0);
+  T* mutable_data(platform::Place place, size_t requested_size = 0);
 
   void* mutable_data(platform::Place place, proto::VarType::Type type,
-                     memory::Allocator::Attr attr = memory::Allocator::kDefault,
                      size_t requested_size = 0);
 
-  void* mutable_data(platform::Place place,
-                     memory::Allocator::Attr attr = memory::Allocator::kDefault,
-                     size_t requested_size = 0);
+  void* mutable_data(platform::Place place, size_t requested_size = 0);
 
   /**
    * @brief     Return a pointer to mutable memory block.
@@ -109,9 +104,7 @@ class Tensor {
    * @note      If not exist, then allocation.
    */
   template <typename T>
-  T* mutable_data(DDim dims, platform::Place place,
-                  memory::Allocator::Attr attr = memory::Allocator::kDefault,
-                  size_t requested_size = 0);
+  T* mutable_data(DDim dims, platform::Place place, size_t requested_size = 0);
 
   /*! Return the dimensions of the memory block. */
   const DDim& dims() const;

paddle/fluid/framework/tensor_impl.h

@@ -49,20 +49,17 @@ inline T* Tensor::data() {
 
 template <typename T>
 inline T* Tensor::mutable_data(DDim dims, platform::Place place,
-                               memory::Allocator::Attr attr,
                                size_t requested_size) {
   static_assert(std::is_pod<T>::value, "T must be POD");
   Resize(dims);
-  return mutable_data<T>(place, attr, requested_size);
+  return mutable_data<T>(place, requested_size);
 }
 
 template <typename T>
-inline T* Tensor::mutable_data(platform::Place place,
-                               memory::Allocator::Attr attr,
-                               size_t requested_size) {
+inline T* Tensor::mutable_data(platform::Place place, size_t requested_size) {
   static_assert(std::is_pod<T>::value, "T must be POD");
   return reinterpret_cast<T*>(
-      mutable_data(place, DataTypeTrait<T>::DataType, attr, requested_size));
+      mutable_data(place, DataTypeTrait<T>::DataType, requested_size));
 }
 
 inline Tensor ReshapeToMatrix(const Tensor& src, int num_col_dims) {

paddle/fluid/memory/allocation/aligned_allocator.h

@@ -89,9 +89,8 @@ class AlignedAllocator : public ThinAlignedAllocator {
   using ThinAlignedAllocator::ThinAlignedAllocator;
 
  protected:
-  Allocation* AllocateImpl(size_t size, Allocator::Attr attr) override {
-    auto raw_allocation =
-        underlying_allocator_->Allocate(size + kAlignment, attr);
+  Allocation* AllocateImpl(size_t size) override {
+    auto raw_allocation = underlying_allocator_->Allocate(size + kAlignment);
     return new AlignedAllocation<kAlignment>(std::move(raw_allocation), size);
   }
 

paddle/fluid/memory/allocation/allocator.cc

@@ -14,8 +14,6 @@
 
 #include "paddle/fluid/memory/allocation/allocator.h"
 
-#include <functional>
-
 namespace paddle {
 namespace memory {
 namespace allocation {

paddle/fluid/memory/allocation/allocator.h

@@ -146,42 +146,8 @@ class Allocation {
 };
 
 // Base interface class of memory Allocator.
-// To allocate a memory, allocator needs two parameters:
-//    1. size of bytes.
-//    2. Attribute of memory.
-// NOTE: the attribute of memory might be ignored if the allocator does not
-// care it.
 class Allocator {
  public:
-  enum Attr {
-    kDefault = 0,  // Default attribute. Uses the fast or stablest allocation
-                   // algorithm.
-
-    kFixedHuge = 1,  // The allocation may not be freed until the program
-                     // ends. e.g., `Parameters` and `Momentum`.
-
-    kFluxHuge = 2,  // The allocation may create and freed frequently and the
-                    // allocation is considerable huge. Like `activations`
-                    // and gradients.
-
-    kScratchpad =
-        3,  // The `Scratchpad` memory is allocated and freed very soon,
-            // usually within an operator or aux memory.
-            // Like CUDNN workspace, AUX memory in batch norm, etc.
-            //
-            // https://en.wikipedia.org/wiki/Scratchpad_memory
-
-    kCrossDevice =
-        4,  // The memory used cross-device memory copy/communication.
-            // For example:
-            // 1. it can use an `pinned` memory for CPU-GPU
-            //    communication.
-            // 2. it can use an `registered` memory for RDMA
-            //    communication.
-
-    NumOfAttrs = 5  // The number of all attributes. It is used internally.
-  };
-
   virtual ~Allocator() {}
 
   class AllocationDeleter {
@@ -195,8 +161,8 @@ class Allocator {
   using AllocationPtr = std::unique_ptr<Allocation, AllocationDeleter>;
 
   // Allocate an allocation.
-  inline AllocationPtr Allocate(size_t size, Allocator::Attr attr = kDefault) {
-    auto ptr = AllocateImpl(size, attr);
+  inline AllocationPtr Allocate(size_t size) {
+    auto ptr = AllocateImpl(size);
     ptr->RegisterDecoratedAllocator(this);
     return AllocationPtr(ptr);
   }
@@ -211,7 +177,7 @@ class Allocator {
   virtual bool IsAllocThreadSafe() const;
 
  protected:
-  virtual Allocation* AllocateImpl(size_t size, Allocator::Attr attr) = 0;
+  virtual Allocation* AllocateImpl(size_t size) = 0;
   virtual void FreeImpl(Allocation* allocation);
 };
 

paddle/fluid/memory/allocation/allocator_facade.cc

@@ -67,8 +67,8 @@ class CPUManagedAllocator : public Allocator {
   bool IsAllocThreadSafe() const override { return true; }
 
  protected:
-  Allocation* AllocateImpl(size_t size, Allocator::Attr attr) override {
-    return normal_allocator_->Allocate(size, attr).release();
+  Allocation* AllocateImpl(size_t size) override {
+    return normal_allocator_->Allocate(size).release();
   }
 
  private:
@@ -101,11 +101,10 @@ class ChunkedAllocator : public Allocator {
 
     auto* cond_allocator = new ConditionalAllocator();
     cond_allocator
-        ->AddAllocator(
-            [this](size_t size, Attr attr) { return size < max_chunk_size_; },
-            default_allocator_)
+        ->AddAllocator([this](size_t size) { return size < max_chunk_size_; },
+                       default_allocator_)
         .AddAllocator(
-            [](size_t size, Attr attr) {
+            [](size_t size) {
               return true;  // default case
             },
             raw_allocator_);
@@ -133,8 +132,8 @@ class ChunkedAllocator : public Allocator {
   bool IsAllocThreadSafe() const override { return true; }
 
  protected:
-  Allocation* AllocateImpl(size_t size, Allocator::Attr attr) override {
-    return default_allocator_->Allocate(size, attr).release();
+  Allocation* AllocateImpl(size_t size) override {
+    return default_allocator_->Allocate(size).release();
   }
 
  protected:
@@ -263,7 +262,7 @@ class AllocatorFacadePrivate {
     explicit ZeroSizeAllocator(platform::Place place) : place_(place) {}
 
    protected:
-    Allocation* AllocateImpl(size_t size, Allocator::Attr attr) override {
+    Allocation* AllocateImpl(size_t size) override {
       return new Allocation(nullptr, 0, place_);
     }
 
@@ -304,13 +303,13 @@ AllocatorFacade& AllocatorFacade::Instance() {
 }
 
 std::shared_ptr<Allocation> AllocatorFacade::AllocShared(
-    const platform::Place& place, size_t size, Allocator::Attr attr) {
-  return std::shared_ptr<Allocation>(Alloc(place, size, attr));
+    const platform::Place& place, size_t size) {
+  return std::shared_ptr<Allocation>(Alloc(place, size));
 }
 
-AllocationPtr AllocatorFacade::Alloc(const platform::Place& place, size_t size,
-                                     Allocator::Attr attr) {
-  return m_->GetAllocator(place, size)->Allocate(size, attr);
+AllocationPtr AllocatorFacade::Alloc(const platform::Place& place,
+                                     size_t size) {
+  return m_->GetAllocator(place, size)->Allocate(size);
 }
 
 }  // namespace allocation

paddle/fluid/memory/allocation/allocator_facade.h

@@ -38,13 +38,11 @@ class AllocatorFacade {
   static AllocatorFacade& Instance();
 
   // Allocate a shared allocation.
-  std::shared_ptr<Allocation> AllocShared(
-      const platform::Place& place, size_t size,
-      Allocator::Attr attr = Allocator::kDefault);
+  std::shared_ptr<Allocation> AllocShared(const platform::Place& place,
+                                          size_t size);
 
   // Allocate a unique allocation.
-  AllocationPtr Alloc(const platform::Place& place, size_t size,
-                      Allocator::Attr attr = Allocator::kDefault);
+  AllocationPtr Alloc(const platform::Place& place, size_t size);
 
   // TODO(yy): Allocate a Copy-On-Write allocation?
  private:

paddle/fluid/memory/allocation/auto_increment_allocator.cc

@@ -34,14 +34,13 @@ std::shared_ptr<Allocator> AutoIncrementAllocator::CreateNewAllocator() {
       "bug.");
   return underlying_allocators_[old_size];
 }
-Allocation *AutoIncrementAllocator::AllocateImpl(size_t size,
-                                                 Allocator::Attr attr) {
+Allocation *AutoIncrementAllocator::AllocateImpl(size_t size) {
   auto cur = prev_success_allocator_.load();
   size_t retry_count = allocator_num_.load();
   size_t allocator_num = retry_count;
   while (retry_count-- > 0) {  // until there retry count is zero
     try {
-      auto res = underlying_allocators_[cur]->Allocate(size, attr);
+      auto res = underlying_allocators_[cur]->Allocate(size);
       prev_success_allocator_ = cur;
       return res.release();
     } catch (BadAlloc &) {
@@ -61,7 +60,7 @@ Allocation *AutoIncrementAllocator::AllocateImpl(size_t size,
   // the newly created allocator by the first allocation request.
   for (cur = allocator_num; cur < allocator_num_; ++cur) {
     try {
-      auto ret = underlying_allocators_[cur]->Allocate(size, attr);
+      auto ret = underlying_allocators_[cur]->Allocate(size);
       prev_success_allocator_ = cur;
       return ret.release();
     } catch (BadAlloc &) {
@@ -70,7 +69,7 @@ Allocation *AutoIncrementAllocator::AllocateImpl(size_t size,
     }
   }
   // No suitable allocator
-  return CreateNewAllocator()->Allocate(size, attr).release();
+  return CreateNewAllocator()->Allocate(size).release();
 }
 
 }  // namespace allocation

paddle/fluid/memory/allocation/auto_increment_allocator.h

@@ -19,6 +19,7 @@
 #include <memory>
 #include <mutex>   // NOLINT
 #include <thread>  // NOLINT
+#include <utility>
 #include <vector>
 #include "paddle/fluid/memory/allocation/allocator.h"
 
@@ -60,7 +61,7 @@ class AutoIncrementAllocator : public Allocator {
   std::shared_ptr<Allocator> CreateNewAllocator();
 
  protected:
-  Allocation* AllocateImpl(size_t size, Allocator::Attr attr) override;
+  Allocation* AllocateImpl(size_t size) override;
 
  private:
   AllocatorCreator creator_;

paddle/fluid/memory/allocation/best_fit_allocator.cc

@@ -140,7 +140,7 @@ void BestFitAllocator::FreeImpl(Allocation* allocation) {
   InsertFreeNode(chunk_it);
   delete allocation;
 }
-Allocation* BestFitAllocator::AllocateImpl(size_t size, Allocator::Attr attr) {
+Allocation* BestFitAllocator::AllocateImpl(size_t size) {
   auto highest_set_bit = static_cast<size_t>(HighestBitPos(size));
   MapIt map_it;
   for (; highest_set_bit < free_chunks_.size(); ++highest_set_bit) {

paddle/fluid/memory/allocation/best_fit_allocator.h

@@ -120,7 +120,7 @@ class BestFitAllocator : public Allocator {
 
  protected:
   void FreeImpl(Allocation* allocation) override;
-  Allocation* AllocateImpl(size_t size, Allocator::Attr attr) override;
+  Allocation* AllocateImpl(size_t size) override;
 
  private:
   Allocation* allocation_;  // not owned

paddle/fluid/memory/allocation/best_fit_allocator_test.cc

@@ -13,8 +13,10 @@
 // limitations under the License.
 
 #include "paddle/fluid/memory/allocation/best_fit_allocator.h"
+#include <memory>
 #include <random>
 #include <thread>  // NOLINT
+#include <utility>
 #include <vector>
 #include "gtest/gtest.h"
 #include "paddle/fluid/memory/allocation/cpu_allocator.h"
@@ -33,10 +35,10 @@ class StubAllocation : public Allocation {
 TEST(BestFitAllocator, test_allocation) {
   StubAllocation stub(4UL * 1024 * 1024 * 1024);
   BestFitAllocator allocator(&stub);
-  { auto allocation = allocator.Allocate(64, allocator.kDefault); }
+  { auto allocation = allocator.Allocate(64); }
 
   {
-    auto allocation = allocator.Allocate(80, allocator.kDefault);
+    auto allocation = allocator.Allocate(80);
 
     {
       auto best_fit_allocation =
@@ -48,10 +50,10 @@ TEST(BestFitAllocator, test_allocation) {
       ASSERT_EQ(allocation->ptr(), nullptr);
     }
 
-    auto allocation2 = allocator.Allocate(60, allocator.kDefault);
-    auto allocation3 = allocator.Allocate(90, allocator.kDefault);
+    auto allocation2 = allocator.Allocate(60);
+    auto allocation3 = allocator.Allocate(90);
     allocation2.reset();
-    allocation2 = allocator.Allocate(30, allocator.kDefault);
+    allocation2 = allocator.Allocate(30);
 
     {
       auto best_fit_allocation =
@@ -59,7 +61,7 @@ TEST(BestFitAllocator, test_allocation) {
       ASSERT_EQ(best_fit_allocation->ChunkIterator()->offset_, 80);
     }
     allocation2.reset();
-    allocation2 = allocator.Allocate(60, allocator.kDefault);
+    allocation2 = allocator.Allocate(60);
 
     {
       auto best_fit_allocation =
@@ -70,7 +72,7 @@ TEST(BestFitAllocator, test_allocation) {
     allocation.reset();
     allocation2.reset();
 
-    allocation = allocator.Allocate(80 + 60, allocator.kDefault);
+    allocation = allocator.Allocate(80 + 60);
     {
       auto best_fit_allocation =
           dynamic_cast<BestFitAllocation*>(allocation.get());
@@ -79,8 +81,8 @@ TEST(BestFitAllocator, test_allocation) {
 
     allocation.reset();
 
-    allocation = allocator.Allocate(80, allocator.kDefault);
-    allocation2 = allocator.Allocate(60, allocator.kDefault);
+    allocation = allocator.Allocate(80);
+    allocation2 = allocator.Allocate(60);
     allocation = nullptr;
     allocation2 = nullptr;
     allocation3 = nullptr;
@@ -91,8 +93,7 @@ TEST(BestFitAllocator, test_allocation) {
 
 TEST(BestFitAllocator, test_concurrent_cpu_allocation) {
   CPUAllocator allocator;
-  auto global_allocation =
-      allocator.Allocate(256UL * 1024 * 1024, allocator.kDefault);
+  auto global_allocation = allocator.Allocate(256UL * 1024 * 1024);
 
   std::unique_ptr<Allocator> best_fit_allocator(
       new BestFitAllocator(global_allocation.get()));
@@ -106,8 +107,8 @@ TEST(BestFitAllocator, test_concurrent_cpu_allocation) {
     for (size_t i = 0; i < 128; ++i) {
       size_t allocate_size = dist(engine);
 
-      auto allocation = locked_allocator.Allocate(
-          sizeof(size_t) * allocate_size, locked_allocator.kDefault);
+      auto allocation =
+          locked_allocator.Allocate(sizeof(size_t) * allocate_size);
 
       size_t* data = reinterpret_cast<size_t*>(allocation->ptr());
 

paddle/fluid/memory/allocation/best_fit_allocator_test.cu

@@ -12,6 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#include <memory>
 #include <random>
 #include <thread>  // NOLINT
 #include <vector>
@@ -36,8 +37,7 @@ struct ForEachFill {
 TEST(BestFitAllocator, concurrent_cuda) {
   CUDAAllocator allocator(platform::CUDAPlace(0));
   // 256 MB
-  auto cuda_allocation =
-      allocator.Allocate(256U * 1024 * 1024, allocator.kDefault);
+  auto cuda_allocation = allocator.Allocate(256U * 1024 * 1024);
   LockedAllocator concurrent_allocator(
       std::unique_ptr<Allocator>(new BestFitAllocator(cuda_allocation.get())));
 
@@ -50,8 +50,8 @@ TEST(BestFitAllocator, concurrent_cuda) {
     for (size_t i = 0; i < 128; ++i) {
       size_t allocate_size = dist(engine);
 
-      auto allocation = concurrent_allocator.Allocate(
-          sizeof(size_t) * allocate_size, concurrent_allocator.kDefault);
+      auto allocation =
+          concurrent_allocator.Allocate(sizeof(size_t) * allocate_size);
 
       size_t* data = reinterpret_cast<size_t*>(allocation->ptr());
 

paddle/fluid/memory/allocation/buffered_allocator.cc

@@ -53,7 +53,7 @@ void BufferedAllocator::FreeImpl(Allocation *allocation) {
   allocations_.emplace(allocation->size(), AllocationPtr(allocation));
 }
 
-Allocation *BufferedAllocator::AllocateImpl(size_t size, Allocator::Attr attr) {
+Allocation *BufferedAllocator::AllocateImpl(size_t size) {
   {
     platform::LockGuardPtr<std::mutex> guard(mtx_);
     auto it = allocations_.lower_bound(size);
@@ -65,10 +65,10 @@ Allocation *BufferedAllocator::AllocateImpl(size_t size, Allocator::Attr attr) {
   }
 
   try {
-    return underlying_allocator_->Allocate(size, attr).release();
+    return underlying_allocator_->Allocate(size).release();
   } catch (BadAlloc &) {
     FreeCache(size);
-    return underlying_allocator_->Allocate(size, attr).release();
+    return underlying_allocator_->Allocate(size).release();
   }
 }
 

paddle/fluid/memory/allocation/buffered_allocator.h

@@ -45,7 +45,7 @@ class BufferedAllocator : public Allocator {
 
  protected:
   void FreeImpl(Allocation *allocation) override;
-  Allocation *AllocateImpl(size_t size, Allocator::Attr attr) override;
+  Allocation *AllocateImpl(size_t size) override;
 
  private:
   std::shared_ptr<Allocator> underlying_allocator_;

paddle/fluid/memory/allocation/buffered_allocator_test.cc

@@ -36,7 +36,7 @@ inline std::unique_ptr<BufferedAllocator> GetBufferedAllocator(
 
 TEST(buffered_allocator, thread_safety) {
   std::unique_ptr<CPUAllocator> allocator(new CPUAllocator());
-  auto chunk = allocator->Allocate(1 << 20, allocator->kDefault);
+  auto chunk = allocator->Allocate(1 << 20);
   {
     auto buf_allocator = GetBufferedAllocator(chunk.get(), true);
     ASSERT_EQ(buf_allocator->IsAllocThreadSafe(), true);
@@ -72,7 +72,7 @@ class StubAllocator : public Allocator {
     ++destruct_count_;
     delete allocation;
   }
-  Allocation *AllocateImpl(size_t size, Allocator::Attr attr) override {
+  Allocation *AllocateImpl(size_t size) override {
     ++construct_count_;
     if (size == 0) {
       return new StubAllocation(nullptr, 0, platform::CPUPlace());
@@ -98,7 +98,7 @@ TEST(buffered_allocator, lazy_free) {
 
   {
     underlying_allocator->ResetCounter();
-    auto x = allocator->Allocate(1025, allocator->kDefault);
+    auto x = allocator->Allocate(1025);
     ASSERT_EQ(underlying_allocator->GetAllocCount(), kOne);
     ASSERT_EQ(underlying_allocator->GetFreeCount(), kZero);
     x = nullptr;
@@ -107,10 +107,10 @@ TEST(buffered_allocator, lazy_free) {
 
   {
     underlying_allocator->ResetCounter();
-    auto x = allocator->Allocate(900, allocator->kDefault);
+    auto x = allocator->Allocate(900);
     ASSERT_EQ(underlying_allocator->GetAllocCount(), kZero);
     ASSERT_EQ(underlying_allocator->GetFreeCount(), kZero);
-    auto y = allocator->Allocate(2048, allocator->kDefault);
+    auto y = allocator->Allocate(2048);
     ASSERT_EQ(underlying_allocator->GetAllocCount(), kOne);
     ASSERT_EQ(underlying_allocator->GetFreeCount(), kZero);
     x = nullptr;
@@ -129,13 +129,13 @@ TEST(buffered_allocator, lazy_free) {
 
 TEST(buffered_allocator, garbage_collection) {
   std::unique_ptr<CPUAllocator> cpu_allocator(new CPUAllocator());
-  auto chunk = cpu_allocator->Allocate(2048, cpu_allocator->kDefault);
+  auto chunk = cpu_allocator->Allocate(2048);
   auto allocator = GetBufferedAllocator(chunk.get(), false);
-  auto x1 = allocator->Allocate(1600, allocator->kDefault);
-  auto x2 = allocator->Allocate(400, allocator->kDefault);
+  auto x1 = allocator->Allocate(1600);
+  auto x2 = allocator->Allocate(400);
   x1 = nullptr;
   x2 = nullptr;
-  auto x3 = allocator->Allocate(1600, allocator->kDefault);
+  auto x3 = allocator->Allocate(1600);
   ASSERT_NE(x3, nullptr);
   ASSERT_NE(x3->ptr(), nullptr);
 }

paddle/fluid/memory/allocation/conditional_allocator.cc

@@ -13,14 +13,14 @@
 // limitations under the License.
 
 #include "paddle/fluid/memory/allocation/conditional_allocator.h"
+#include <memory>
 
 namespace paddle {
 namespace memory {
 namespace allocation {
 
 ConditionalAllocator& ConditionalAllocator::AddAllocator(
-    std::function<bool(size_t, Allocator::Attr)> func,
-    std::shared_ptr<Allocator> allocator) {
+    std::function<bool(size_t)> func, std::shared_ptr<Allocator> allocator) {
   underlying_allocators_.emplace_back(std::move(func), std::move(allocator));
   return *this;
 }
@@ -33,11 +33,10 @@ bool ConditionalAllocator::IsAllocThreadSafe() const {
                      });
 }
 
-Allocation* ConditionalAllocator::AllocateImpl(size_t size,
-                                               Allocator::Attr attr) {
+Allocation* ConditionalAllocator::AllocateImpl(size_t size) {
   for (auto& pair : underlying_allocators_) {
-    if (pair.first(size, attr)) {
-      return pair.second->Allocate(size, attr).release();
+    if (pair.first(size)) {
+      return pair.second->Allocate(size).release();
     }
   }
   throw BadAlloc("No suitable allocator");

paddle/fluid/memory/allocation/conditional_allocator.h

@@ -14,6 +14,7 @@
 
 #pragma once
 #include <functional>
+#include <memory>
 #include <utility>
 #include <vector>
 #include "paddle/fluid/memory/allocation/allocator.h"
@@ -28,13 +29,10 @@ namespace allocation {
 // For example:
 //
 // auto* cond_allocator = new ConditionalAllocator();
-// cond_allocator->AddAllocator([](size_t size, Attr attr){
+// cond_allocator->AddAllocator([](size_t size){
 //   // if size > 10
 //   return size > 10;
-// }, allocator_a).AddAllocator([](size_t size, Attr attr){
-//   // elif attr is kDefault
-//   return attr == kDefault;
-// }, allocator_b).AddAllocator([](size_t size, Attr attr){
+// }, allocator_b).AddAllocator([](size_t size){
 //   // else
 //   return true;
 // }, allocator_c);
@@ -42,17 +40,17 @@ class ConditionalAllocator : public Allocator {
  public:
   ConditionalAllocator() = default;
 
-  ConditionalAllocator& AddAllocator(std::function<bool(size_t, Attr)> func,
+  ConditionalAllocator& AddAllocator(std::function<bool(size_t)> func,
                                      std::shared_ptr<Allocator> allocator);
 
   bool IsAllocThreadSafe() const override;
 
  protected:
-  Allocation* AllocateImpl(size_t size, Allocator::Attr attr) override;
+  Allocation* AllocateImpl(size_t size) override;
 
  private:
   using AllocatorWithCond =
-      std::pair<std::function<bool(size_t, Attr)>, std::shared_ptr<Allocator>>;
+      std::pair<std::function<bool(size_t)>, std::shared_ptr<Allocator>>;
   std::vector<AllocatorWithCond> underlying_allocators_;
 };