From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: MrPowerGamerBR <git@mrpowergamerbr.com>
Date: Wed, 5 Jun 2024 15:20:00 -0300
Subject: [PATCH] Reset dirty flag when loading maps from the disk

By default, the server will start rewriting all map datas to the disk after loading it, even if the map didn't have any changes

This also slows down world saving a lot if you have a lot of maps

diff --git a/src/main/java/net/minecraft/world/level/saveddata/maps/MapItemSavedData.java b/src/main/java/net/minecraft/world/level/saveddata/maps/MapItemSavedData.java
index 6bcb565cd60b60be9255ef537591ee821caab7b5..83ca73240aae660f565e016565b147018f9f407f 100644
--- a/src/main/java/net/minecraft/world/level/saveddata/maps/MapItemSavedData.java
+++ b/src/main/java/net/minecraft/world/level/saveddata/maps/MapItemSavedData.java
@@ -218,6 +218,7 @@ public class MapItemSavedData extends SavedData {
             }
         }
 
+        worldmap.setDirty(false); // SparklyPaper - reset dirty flag when loading maps from the disk
         return worldmap;
     }