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Paper/Spigot-Server-Patches/0382-Log-other-thread-in-DataPaletteBlock-lock-failure.patch
Aikar 36f34f01c0
Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
da9ef3c5 #496: Add methods to get/set ItemStacks in EquipmentSlots
3abebc9f #492: Let Tameable extend Animals rather than Entity
941111a0 #495: Expose ItemStack and hand used in PlayerShearEntityEvent
4fe19cae #494: InventoryView - Add missing Brewing FUEL_TIME

CraftBukkit Changes:
933e9094 #664: Add methods to get/set ItemStacks in EquipmentSlots
18722312 #662: Expose ItemStack and hand used in PlayerShearEntityEvent
2020-05-06 06:05:22 -04:00

49 Zeilen
3.1 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Fri, 21 Jun 2019 14:42:48 -0700
Subject: [PATCH] Log other thread in DataPaletteBlock lock failure
diff --git a/src/main/java/com/destroystokyo/paper/util/ReentrantLockWithGetOwner.java b/src/main/java/com/destroystokyo/paper/util/ReentrantLockWithGetOwner.java
new file mode 100644
index 0000000000000000000000000000000000000000..a3b174618d4947bc1f1b94df8dd4fe2ccf719fe9
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/util/ReentrantLockWithGetOwner.java
@@ -0,0 +1,11 @@
+package com.destroystokyo.paper.util;
+
+import java.util.concurrent.locks.ReentrantLock;
+
+public class ReentrantLockWithGetOwner extends ReentrantLock {
+
+ @Override
+ public Thread getOwner() {
+ return super.getOwner();
+ }
+}
diff --git a/src/main/java/net/minecraft/server/DataPaletteBlock.java b/src/main/java/net/minecraft/server/DataPaletteBlock.java
index d5f5a51872dfabdbb828b6c20d61893aed2efec7..2c1d1b1a5568ab104fb1a0f283f289680d59e81e 100644
--- a/src/main/java/net/minecraft/server/DataPaletteBlock.java
+++ b/src/main/java/net/minecraft/server/DataPaletteBlock.java
@@ -22,14 +22,17 @@ public class DataPaletteBlock<T> implements DataPaletteExpandable<T> {
protected DataBits a; protected DataBits getDataBits() { return this.a; } // Paper - OBFHELPER
private DataPalette<T> h; private DataPalette<T> getDataPalette() { return this.h; } // Paper - OBFHELPER
private int i; private int getBitsPerObject() { return this.i; } // Paper - OBFHELPER
- private final ReentrantLock j = new ReentrantLock();
+ private final com.destroystokyo.paper.util.ReentrantLockWithGetOwner j = new com.destroystokyo.paper.util.ReentrantLockWithGetOwner(); private com.destroystokyo.paper.util.ReentrantLockWithGetOwner getLock() { return this.j; } // Paper - change type to ReentrantLockWithGetOwner // Paper - OBFHELPER
public void a() {
- if (this.j.isLocked() && !this.j.isHeldByCurrentThread()) {
+ // Paper start - log other thread
+ Thread owningThread;
+ if (this.j.isLocked() && (owningThread = this.getLock().getOwner()) != null && owningThread != Thread.currentThread()) {
+ // Paper end
String s = (String) Thread.getAllStackTraces().keySet().stream().filter(Objects::nonNull).map((thread) -> {
return thread.getName() + ": \n\tat " + (String) Arrays.stream(thread.getStackTrace()).map(Object::toString).collect(Collectors.joining("\n\tat "));
}).collect(Collectors.joining("\n"));
- CrashReport crashreport = new CrashReport("Writing into PalettedContainer from multiple threads", new IllegalStateException());
+ CrashReport crashreport = new CrashReport("Writing into PalettedContainer from multiple threads (other thread: name: " + owningThread.getName() + ", class: " + owningThread.getClass().toString() + ")", new IllegalStateException()); // Paper - log other thread
CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Thread dumps");
crashreportsystemdetails.a("Thread dumps", (Object) s);