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e4602b6d48
This patch appears to be no longer relevant, and is seemingly a leading cause of datapack performance being horrific
52 lines
3.0 KiB
Diff
52 lines
3.0 KiB
Diff
From 3913ac185140113d2fd545f6fcfb1131b4c28a0a Mon Sep 17 00:00:00 2001
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From: Spottedleaf <Spottedleaf@users.noreply.github.com>
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Date: Fri, 21 Jun 2019 14:42:48 -0700
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Subject: [PATCH] Log other thread in DataPaletteBlock lock failure
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diff --git a/src/main/java/com/destroystokyo/paper/util/ReentrantLockWithGetOwner.java b/src/main/java/com/destroystokyo/paper/util/ReentrantLockWithGetOwner.java
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new file mode 100644
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index 000000000..a3b174618
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--- /dev/null
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+++ b/src/main/java/com/destroystokyo/paper/util/ReentrantLockWithGetOwner.java
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@@ -0,0 +1,11 @@
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+package com.destroystokyo.paper.util;
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+
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+import java.util.concurrent.locks.ReentrantLock;
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+
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+public class ReentrantLockWithGetOwner extends ReentrantLock {
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+
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+ @Override
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+ public Thread getOwner() {
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+ return super.getOwner();
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+ }
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+}
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diff --git a/src/main/java/net/minecraft/server/DataPaletteBlock.java b/src/main/java/net/minecraft/server/DataPaletteBlock.java
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index d5f5a5187..2c1d1b1a5 100644
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--- a/src/main/java/net/minecraft/server/DataPaletteBlock.java
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+++ b/src/main/java/net/minecraft/server/DataPaletteBlock.java
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@@ -22,14 +22,17 @@ public class DataPaletteBlock<T> implements DataPaletteExpandable<T> {
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protected DataBits a; protected DataBits getDataBits() { return this.a; } // Paper - OBFHELPER
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private DataPalette<T> h; private DataPalette<T> getDataPalette() { return this.h; } // Paper - OBFHELPER
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private int i; private int getBitsPerObject() { return this.i; } // Paper - OBFHELPER
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- private final ReentrantLock j = new ReentrantLock();
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+ 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
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public void a() {
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- if (this.j.isLocked() && !this.j.isHeldByCurrentThread()) {
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+ // Paper start - log other thread
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+ Thread owningThread;
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+ if (this.j.isLocked() && (owningThread = this.getLock().getOwner()) != null && owningThread != Thread.currentThread()) {
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+ // Paper end
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String s = (String) Thread.getAllStackTraces().keySet().stream().filter(Objects::nonNull).map((thread) -> {
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return thread.getName() + ": \n\tat " + (String) Arrays.stream(thread.getStackTrace()).map(Object::toString).collect(Collectors.joining("\n\tat "));
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}).collect(Collectors.joining("\n"));
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- CrashReport crashreport = new CrashReport("Writing into PalettedContainer from multiple threads", new IllegalStateException());
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+ 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
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CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Thread dumps");
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crashreportsystemdetails.a("Thread dumps", (Object) s);
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--
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2.25.1
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