From 8b99fb26d919a0326390ecb2d21007edf20eb3e7 Mon Sep 17 00:00:00 2001
From: Brian Gianforcaro <bgianf@serenityos.org>
Date: Mon, 27 Dec 2021 16:32:38 -0800
Subject: [PATCH] Kernel: Use type alias for Kmalloc SubHeap and SlabBlock list
 types

We've moved to this pattern for the majority of usages of IntrusiveList
in the Kernel, might as well be consistent. :^)
---
 Kernel/Heap/kmalloc.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/Kernel/Heap/kmalloc.cpp b/Kernel/Heap/kmalloc.cpp
index 147f502716..1d82053781 100644
--- a/Kernel/Heap/kmalloc.cpp
+++ b/Kernel/Heap/kmalloc.cpp
@@ -44,6 +44,7 @@ struct KmallocSubheap {
     }
 
     IntrusiveListNode<KmallocSubheap> list_node;
+    using List = IntrusiveList<&KmallocSubheap::list_node>;
     Heap<CHUNK_SIZE, KMALLOC_SCRUB_BYTE, KFREE_SCRUB_BYTE> allocator;
 };
 
@@ -82,6 +83,7 @@ public:
     }
 
     IntrusiveListNode<KmallocSlabBlock> list_node;
+    using List = IntrusiveList<&KmallocSlabBlock::list_node>;
 
 private:
     struct FreelistEntry {
@@ -138,8 +140,8 @@ public:
 private:
     size_t m_slab_size { 0 };
 
-    IntrusiveList<&KmallocSlabBlock::list_node> m_usable_blocks;
-    IntrusiveList<&KmallocSlabBlock::list_node> m_full_blocks;
+    KmallocSlabBlock::List m_usable_blocks;
+    KmallocSlabBlock::List m_full_blocks;
 };
 
 struct KmallocGlobalData {
@@ -294,7 +296,7 @@ struct KmallocGlobalData {
     };
     Optional<ExpansionData> expansion_data;
 
-    IntrusiveList<&KmallocSubheap::list_node> subheaps;
+    KmallocSubheap::List subheaps;
 
     KmallocSlabheap slabheaps[6] = { 16, 32, 64, 128, 256, 512 };