Adjust user heap to lazy allocate heap

2 files changed, 5 insertions, 13 deletions

diff --git a/arch/x86_64/include/arch/memory/heap/linked_list_allocator.hpp b/arch/x86_64/include/arch/memory/heap/linked_list_allocator.hpp
index 377533c..582b4af 100644
--- a/arch/x86_64/include/arch/memory/heap/linked_list_allocator.hpp
+++ b/arch/x86_64/include/arch/memory/heap/linked_list_allocator.hpp
@@ -111,10 +111,8 @@ namespace teachos::arch::memory::heap
     auto coalesce_free_memory_block(memory_block * previous_block, memory_block * current_block, void * pointer,
                                     std::size_t size) -> void;
 
-    std::size_t heap_start;  ///< Start of the allocatable heap area.
-    std::size_t heap_end;    ///< End of the allocatable heap area.
-    memory_block * first;    ///< First free entry in our memory.
-    stl::mutex mutex;        ///< Mutex to ensure only one thread calls allocate or deallocate at once.
+    memory_block * first;  ///< First free entry in our memory.
+    stl::mutex mutex;      ///< Mutex to ensure only one thread calls allocate or deallocate at once.
   };
 }  // namespace teachos::arch::memory::heap
 
diff --git a/arch/x86_64/include/arch/memory/heap/user_heap_allocator.hpp b/arch/x86_64/include/arch/memory/heap/user_heap_allocator.hpp
index cadec78..9c04718 100644
--- a/arch/x86_64/include/arch/memory/heap/user_heap_allocator.hpp
+++ b/arch/x86_64/include/arch/memory/heap/user_heap_allocator.hpp
@@ -14,12 +14,8 @@ namespace teachos::arch::memory::heap
   {
     /**
      * @brief Constructor.
-     *
-     * @param heap_start Start of the allocatable heap area
-     * @param heap_end End of the allocatable heap area (Start + Size)
      */
-    [[gnu::section(".user_text")]]
-    user_heap_allocator(std::size_t heap_start, std::size_t heap_end);
+    user_heap_allocator() = default;
 
     /**
      * @copybrief heap_allocator::allocate
@@ -126,10 +122,8 @@ namespace teachos::arch::memory::heap
     auto coalesce_free_memory_block(memory_block * previous_block, memory_block * current_block, void * pointer,
                                     std::size_t size) -> void;
 
-    std::size_t heap_start;  ///< Start of the allocatable heap area.
-    std::size_t heap_end;    ///< End of the allocatable heap area.
-    memory_block * first;    ///< First free entry in our memory.
-    stl::mutex mutex;        ///< Mutex to ensure only one thread calls allocate or deallocate at once.
+    memory_block * first = {};  ///< First free entry in our memory.
+    stl::mutex mutex = {};      ///< Mutex to ensure only one thread calls allocate or deallocate at once.
   };
 }  // namespace teachos::arch::memory::heap