From 19769e891f1552f84e0e61aa55c64c8ab6b51586 Mon Sep 17 00:00:00 2001
From: wheremyfoodat <44909372+wheremyfoodat@users.noreply.github.com>
Date: Sat, 30 Nov 2024 19:54:28 +0200
Subject: [PATCH] Properly reset memory arena on reset

---
 src/core/memory.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index b4a8ea675..5675196ad 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -53,6 +53,11 @@ void Memory::reset() {
 	usedUserMemory = u32(0_MB);
 	usedSystemMemory = u32(0_MB);
 
+	if (useFastmem) {
+		// Unmap any mappings when resetting
+		arena->Unmap(0, 4_GB, false);
+	}
+
 	for (u32 i = 0; i < totalPageCount; i++) {
 		readTable[i] = 0;
 		writeTable[i] = 0;