From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: NanaChiyo0721 <nanachiyo0721@163.com>
Date: Sun, 9 Aug 2026 14:35:48 +0800
Subject: [PATCH] Fix incorrect ticket lock size computing


diff --git a/ca/spottedleaf/moonrise/patches/chunk_system/scheduling/ChunkHolderManager.java b/ca/spottedleaf/moonrise/patches/chunk_system/scheduling/ChunkHolderManager.java
index 8b06d0c893e07c969d35c4d7528927552c27b48b..352325aeea9e4f797893911d81703262b198ecd5 100644
--- a/ca/spottedleaf/moonrise/patches/chunk_system/scheduling/ChunkHolderManager.java
+++ b/ca/spottedleaf/moonrise/patches/chunk_system/scheduling/ChunkHolderManager.java
@@ -941,14 +941,18 @@ public final class ChunkHolderManager {
 
             final int lowerChunkX = CoordinateUtils.getChunkX(sectionKey) << sectionShift;
             final int lowerChunkZ = CoordinateUtils.getChunkZ(sectionKey) << sectionShift;
+            // Shiroha start - Fix incorrect ticket lock size computing
+            final int upperChunkX = lowerChunkX + (1 << sectionShift) - 1;
+            final int upperChunkZ = lowerChunkZ + (1 << sectionShift) - 1;
+            // Shiroha end - Fix incorrect ticket lock size computing
 
             final int ticketShift = ThreadedTicketLevelPropagator.SECTION_SHIFT;
             final int ticketMask = (1 << ticketShift) - 1;
             final ReentrantAreaLock.Node ticketLock = this.ticketLockArea.lock(
                 ((lowerChunkX >> ticketShift) - 1) << ticketShift,
                 ((lowerChunkZ >> ticketShift) - 1) << ticketShift,
-                (((lowerChunkX >> ticketShift) + 1) << ticketShift) | ticketMask,
-                (((lowerChunkZ >> ticketShift) + 1) << ticketShift) | ticketMask
+                (((upperChunkX >> ticketShift) + 1) << ticketShift) | ticketMask, // Shiroha - Fix incorrect ticket lock size computing
+                (((upperChunkZ >> ticketShift) + 1) << ticketShift) | ticketMask // Shiroha - Fix incorrect ticket lock size computing
             );
 
             try {