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Make plugin tickets no longer sync load the chunk

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This is to prevent any thread-check from failing. Note that
ticket additions are mt-safe.

Additionally, add more thread checks.
This commit is contained in:
Spottedleaf 2023-03-07 13:13:31 -08:00
parent 2ccfc8efc0
commit 99429cee37
1 changed files with 35 additions and 9 deletions
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44
patches/server/0004-Threaded-Regions.patch
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@ -21865,7 +21865,7 @@ index 2ea3778ee1348e5d06b15a2c5dc5d9bd4136dbe3..72a8e27c5ff6063d2e2b3590390b24a1
@Override
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index d33476ffa49d7f6388bb227f8a57cf115a74698f..673b5dabaf3b22ea6cd31591027efc0118a44947 100644
index d33476ffa49d7f6388bb227f8a57cf115a74698f..6d1d49811af39e8c943404d82e8acd64f3ee297a 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -180,7 +180,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@ -21877,7 +21877,24 @@ index d33476ffa49d7f6388bb227f8a57cf115a74698f..673b5dabaf3b22ea6cd31591027efc01
}
@Override
@@ -361,10 +361,10 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@@ -329,6 +329,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@Override
public Chunk getChunkAt(int x, int z) {
+ io.papermc.paper.util.TickThread.isTickThreadFor(this.getHandle(), x, z); // Folia - region threading
warnUnsafeChunk("getting a faraway chunk", x, z); // Paper
// Paper start - add ticket to hold chunk for a little while longer if plugin accesses it
net.minecraft.world.level.chunk.LevelChunk chunk = world.getChunkSource().getChunkAtIfLoadedImmediately(x, z);
@@ -342,7 +343,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
// Paper start
private void addTicket(int x, int z) {
- io.papermc.paper.util.MCUtil.MAIN_EXECUTOR.execute(() -> world.getChunkSource().addRegionTicket(TicketType.PLUGIN, new ChunkPos(x, z), 0, Unit.INSTANCE)); // Paper
+ world.getChunkSource().addRegionTicket(TicketType.PLUGIN, new ChunkPos(x, z), 0, Unit.INSTANCE); // Paper // Folia - region threading - does not need to be on the main thread anymore
}
// Paper end
@@ -361,10 +362,10 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@Override
public boolean isChunkGenerated(int x, int z) {
// Paper start - Fix this method
@ -21890,7 +21907,7 @@ index d33476ffa49d7f6388bb227f8a57cf115a74698f..673b5dabaf3b22ea6cd31591027efc01
}
ChunkAccess chunk = world.getChunkSource().getChunkAtImmediately(x, z);
if (chunk == null) {
@@ -530,6 +530,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@@ -530,6 +531,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@Override
public boolean loadChunk(int x, int z, boolean generate) {
@ -21898,7 +21915,16 @@ index d33476ffa49d7f6388bb227f8a57cf115a74698f..673b5dabaf3b22ea6cd31591027efc01
org.spigotmc.AsyncCatcher.catchOp("chunk load"); // Spigot
warnUnsafeChunk("loading a faraway chunk", x, z); // Paper
// Paper start - Optimize this method
@@ -788,13 +789,14 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@@ -603,7 +605,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
DistanceManager chunkDistanceManager = this.world.getChunkSource().chunkMap.distanceManager;
if (chunkDistanceManager.addRegionTicketAtDistance(TicketType.PLUGIN_TICKET, new ChunkPos(x, z), 2, plugin)) { // keep in-line with force loading, add at level 31
- this.getChunkAt(x, z); // ensure loaded
+ //this.getChunkAt(x, z); // ensure loaded // Folia - region threading - do not load chunks for tickets anymore to make this mt-safe
return true;
}
@@ -788,13 +790,14 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@Override
public boolean generateTree(Location loc, TreeType type, BlockChangeDelegate delegate) {
@ -21918,7 +21944,7 @@ index d33476ffa49d7f6388bb227f8a57cf115a74698f..673b5dabaf3b22ea6cd31591027efc01
BlockPos position = ((CraftBlockState) blockstate).getPosition();
net.minecraft.world.level.block.state.BlockState oldBlock = this.world.getBlockState(position);
int flag = ((CraftBlockState) blockstate).getFlag();
@@ -802,10 +804,10 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@@ -802,10 +805,10 @@ public class CraftWorld extends CraftRegionAccessor implements World {
net.minecraft.world.level.block.state.BlockState newBlock = this.world.getBlockState(position);
this.world.notifyAndUpdatePhysics(position, null, oldBlock, newBlock, newBlock, flag, 512);
}
@ -21931,7 +21957,7 @@ index d33476ffa49d7f6388bb227f8a57cf115a74698f..673b5dabaf3b22ea6cd31591027efc01
return false;
}
}
@@ -878,7 +880,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@@ -878,7 +881,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@Override
public long getGameTime() {
@ -21940,7 +21966,7 @@ index d33476ffa49d7f6388bb227f8a57cf115a74698f..673b5dabaf3b22ea6cd31591027efc01
}
@Override
@@ -1853,7 +1855,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@@ -1853,7 +1856,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
if (!(entity instanceof CraftEntity craftEntity) || entity.getWorld() != this || sound == null || category == null) return;
ClientboundSoundEntityPacket packet = new ClientboundSoundEntityPacket(BuiltInRegistries.SOUND_EVENT.wrapAsHolder(CraftSound.getSoundEffect(sound)), net.minecraft.sounds.SoundSource.valueOf(category.name()), craftEntity.getHandle(), volume, pitch, this.getHandle().getRandom().nextLong());
@ -21949,7 +21975,7 @@ index d33476ffa49d7f6388bb227f8a57cf115a74698f..673b5dabaf3b22ea6cd31591027efc01
if (entityTracker != null) {
entityTracker.broadcastAndSend(packet);
}
@@ -2339,7 +2341,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@@ -2339,7 +2342,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
// Paper start
public java.util.concurrent.CompletableFuture<Chunk> getChunkAtAsync(int x, int z, boolean gen, boolean urgent) {
warnUnsafeChunk("getting a faraway chunk async", x, z); // Paper
@ -21958,7 +21984,7 @@ index d33476ffa49d7f6388bb227f8a57cf115a74698f..673b5dabaf3b22ea6cd31591027efc01
net.minecraft.world.level.chunk.LevelChunk immediate = this.world.getChunkSource().getChunkAtIfLoadedImmediately(x, z);
if (immediate != null) {
return java.util.concurrent.CompletableFuture.completedFuture(immediate.getBukkitChunk());
@@ -2356,7 +2358,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
@@ -2356,7 +2359,7 @@ public class CraftWorld extends CraftRegionAccessor implements World {
java.util.concurrent.CompletableFuture<Chunk> ret = new java.util.concurrent.CompletableFuture<>();
io.papermc.paper.chunk.system.ChunkSystem.scheduleChunkLoad(this.getHandle(), x, z, gen, ChunkStatus.FULL, true, priority, (c) -> {