0001-Modify-AllocSetAlloc-not-to-look-at-freelists.patch.txt

From 774edcd23cc68b526bbb971db55f6eb30bf8a763 Mon Sep 17 00:00:00 2001
From: David Rowley <dgrowley@gmail.com>
Date: Mon, 25 Mar 2024 22:04:51 +1300
Subject: [PATCH 1/2] Modify AllocSetAlloc not to look at freelists

---
 src/backend/utils/mmgr/aset.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/backend/utils/mmgr/aset.c b/src/backend/utils/mmgr/aset.c
index 751cc3408c..c683e2a928 100644
--- a/src/backend/utils/mmgr/aset.c
+++ b/src/backend/utils/mmgr/aset.c
@@ -998,6 +998,7 @@ AllocSetAlloc(MemoryContext context, Size size, int flags)
 	 * doubling the memory requirements for such allocations.
 	 */
 	fidx = AllocSetFreeIndex(size);
+#ifdef ALLOCSET_USE_FREELIST
 	chunk = set->freelist[fidx];
 	if (chunk != NULL)
 	{
@@ -1033,6 +1034,7 @@ AllocSetAlloc(MemoryContext context, Size size, int flags)
 
 		return MemoryChunkGetPointer(chunk);
 	}
+#endif
 
 	/*
 	 * Choose the actual chunk size to allocate.
-- 
2.40.1.windows.1