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40 lines
2.0 KiB
Diff
40 lines
2.0 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <Spottedleaf@users.noreply.github.com>
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Date: Sat, 1 Apr 2023 00:34:29 -0700
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Subject: [PATCH] Acquire scheduling lock in
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NewChunkHolder#onFullChunkLoadChange
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It modifies data that should be held by the lock: pending
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chunk status
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diff --git a/src/main/java/io/papermc/paper/chunk/system/scheduling/NewChunkHolder.java b/src/main/java/io/papermc/paper/chunk/system/scheduling/NewChunkHolder.java
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index 3b70ccd8e0b1ada943f57faf99c23b2935249cf6..12feb739a784a0108256451a37d94d041b7a5cdc 100644
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--- a/src/main/java/io/papermc/paper/chunk/system/scheduling/NewChunkHolder.java
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+++ b/src/main/java/io/papermc/paper/chunk/system/scheduling/NewChunkHolder.java
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@@ -1203,8 +1203,12 @@ public final class NewChunkHolder {
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}
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}
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- // only call on main thread, must hold ticket level and scheduling lock
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+ // only call on main thread // Folia - update comment
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private void onFullChunkLoadChange(final boolean loaded, final List<NewChunkHolder> changedFullStatus) {
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+ // Folia start - chunk system fix - acquire scheduling lock
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+ this.scheduler.schedulingLock.lock();
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+ try {
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+ // Folia end - chunk system fix - acquire scheduling lock
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for (int dz = -NEIGHBOUR_RADIUS; dz <= NEIGHBOUR_RADIUS; ++dz) {
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for (int dx = -NEIGHBOUR_RADIUS; dx <= NEIGHBOUR_RADIUS; ++dx) {
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final NewChunkHolder holder = (dx | dz) == 0 ? this : this.scheduler.chunkHolderManager.getChunkHolder(dx + this.chunkX, dz + this.chunkZ);
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@@ -1219,6 +1223,11 @@ public final class NewChunkHolder {
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}
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}
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}
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+ // Folia start - chunk system fix - acquire scheduling lock
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+ } finally {
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+ this.scheduler.schedulingLock.unlock();
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+ }
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+ // Folia end - chunk system fix - acquire scheduling lock
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}
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private ChunkHolder.FullChunkStatus updateCurrentState(final ChunkHolder.FullChunkStatus to) {
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