diff --git a/linker/linker_allocator.h b/linker/linker_allocator.h
new file mode 100644
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--- /dev/null
+++ b/linker/linker_allocator.h
@@ -0,0 +1,143 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * 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.
+ */
+
+#ifndef __LINKER_ALLOCATOR_H
+#define __LINKER_ALLOCATOR_H
+
+#include <stdlib.h>
+#include <sys/cdefs.h>
+#include <sys/mman.h>
+#include <stddef.h>
+#include <unistd.h>
+
+#include <vector>
+
+#include "private/bionic_prctl.h"
+#include "private/libc_logging.h"
+
+const uint32_t kSmallObjectMaxSizeLog2 = 10;
+const uint32_t kSmallObjectMinSizeLog2 = 4;
+const uint32_t kSmallObjectAllocatorsCount = kSmallObjectMaxSizeLog2 - kSmallObjectMinSizeLog2 + 1;
+
+class LinkerSmallObjectAllocator;
+
+// This structure is placed at the beginning of each addressable page
+// and has all information we need to find the corresponding memory allocator.
+struct page_info {
+  char signature[4];
+  uint32_t type;
+  union {
+    // we use allocated_size for large objects allocator
+    size_t allocated_size;
+    // and allocator_addr for small ones.
+    LinkerSmallObjectAllocator* allocator_addr;
+  };
+};
+
+struct small_object_page_record {
+  void* page_addr;
+  size_t free_blocks_cnt;
+  size_t allocated_blocks_cnt;
+};
+
+// for lower_bound...
+bool operator<(const small_object_page_record& one, const small_object_page_record& two);
+
+struct small_object_block_record {
+  small_object_block_record* next;
+  size_t free_blocks_cnt;
+};
+
+// This is implementation for std::vector allocator
+template <typename T>
+class linker_vector_allocator {
+ public:
+  typedef T value_type;
+  typedef T* pointer;
+  typedef const T* const_pointer;
+  typedef T& reference;
+  typedef const T& const_reference;
+  typedef size_t size_type;
+  typedef ptrdiff_t difference_type;
+
+  T* allocate(size_t n, const T* hint = nullptr) {
+    size_t size = n * sizeof(T);
+    void* ptr = mmap(const_cast<T*>(hint), size,
+        PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0);
+    if (ptr == MAP_FAILED) {
+      // Spec says we need to throw std::bad_alloc here but because our
+      // code does not support exception handling anyways - we are going to abort.
+      __libc_fatal("mmap failed");
+    }
+
+    prctl(PR_SET_VMA, PR_SET_VMA_ANON_NAME, ptr, size, "linker_alloc_vector");
+
+    return reinterpret_cast<T*>(ptr);
+  }
+
+  void deallocate(T* ptr, size_t n) {
+    munmap(ptr, n * sizeof(T));
+  }
+};
+
+typedef
+    std::vector<small_object_page_record, linker_vector_allocator<small_object_page_record>>
+    linker_vector_t;
+
+
+class LinkerSmallObjectAllocator {
+ public:
+  LinkerSmallObjectAllocator();
+  void init(uint32_t type, size_t block_size, const char* name);
+  void* alloc();
+  void free(void* ptr);
+
+  size_t get_block_size() const { return block_size_; }
+ private:
+  void alloc_page();
+  void free_page(linker_vector_t::iterator page_record);
+  linker_vector_t::iterator find_page_record(void* ptr);
+  void create_page_record(void* page_addr, size_t free_blocks_cnt);
+
+  uint32_t type_;
+  const char* name_;
+  size_t block_size_;
+
+  size_t free_pages_cnt_;
+  small_object_block_record* free_blocks_list_;
+
+  // sorted vector of page records
+  linker_vector_t page_records_;
+};
+
+class LinkerMemoryAllocator {
+ public:
+  LinkerMemoryAllocator();
+  void* alloc(size_t size);
+
+  // Note that this implementation of realloc never shrinks allocation
+  void* realloc(void* ptr, size_t size);
+  void free(void* ptr);
+ private:
+  void* alloc_mmap(size_t size);
+  page_info* get_page_info(void* ptr);
+  LinkerSmallObjectAllocator* get_small_object_allocator(uint32_t type);
+
+  LinkerSmallObjectAllocator allocators_[kSmallObjectAllocatorsCount];
+};
+
+
+#endif  /* __LINKER_ALLOCATOR_H */