Paper/patches/server/0502-Don-t-mark-dirty-in-invalid-locations-SPIGOT-6086.patch

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Mariell Hoversholm <proximyst@proximyst.com>
Date: Sun, 27 Sep 2020 16:25:24 +0200
Subject: [PATCH] Don't mark dirty in invalid locations (SPIGOT-6086)
diff --git a/src/main/java/net/minecraft/server/level/ChunkHolder.java b/src/main/java/net/minecraft/server/level/ChunkHolder.java
index d03aeed657fc7e427d847e0b8e2d58c59e6851fa..3d38a5cd7db0436b4d3fe6b3476025b30d5186dc 100644
--- a/src/main/java/net/minecraft/server/level/ChunkHolder.java
+++ b/src/main/java/net/minecraft/server/level/ChunkHolder.java
@@ -207,6 +207,7 @@ public class ChunkHolder {
}
public void blockChanged(BlockPos pos) {
+ if (!pos.isValidLocation(levelHeightAccessor)) return; // Paper - SPIGOT-6086 for all invalid locations; avoid acquiring locks
LevelChunk chunk = this.getTickingChunk();
if (chunk != null) {