don't try to load protochunks, we don't save them

no reason to try to load them when we don't save them!

Spigot-Server-Patches/0304-Don-t-save-Proto-Chunks.patch

@@ -1,4 +1,4 @@
-From 4056bf53bae443cb843da8ad7b8a0dc7927b4a3d Mon Sep 17 00:00:00 2001
+From e898f5e48550519d801479423c19d692e2c64fea Mon Sep 17 00:00:00 2001
 From: Aikar <aikar@aikar.co>
 Date: Sun, 22 Jul 2018 21:21:41 -0400
 Subject: [PATCH] Don't save Proto Chunks
@@ -8,7 +8,7 @@ the loadChunk method refuses to acknoledge they exists, and will restart
 a new chunk generation process to begin with, so saving them serves no benefit.
 
 diff --git a/src/main/java/net/minecraft/server/ChunkRegionLoader.java b/src/main/java/net/minecraft/server/ChunkRegionLoader.java
-index ea8684747d..a97e024ec4 100644
+index ea868474..a97e024e 100644
 --- a/src/main/java/net/minecraft/server/ChunkRegionLoader.java
 +++ b/src/main/java/net/minecraft/server/ChunkRegionLoader.java
 @@ -282,6 +282,7 @@ public class ChunkRegionLoader implements IChunkLoader, IAsyncChunkSaver {
@@ -20,7 +20,7 @@ index ea8684747d..a97e024ec4 100644
          world.checkSession();
  
 diff --git a/src/main/java/net/minecraft/server/ChunkTaskScheduler.java b/src/main/java/net/minecraft/server/ChunkTaskScheduler.java
-index 5d9118daa8..7629e0d054 100644
+index 5d9118da..ca1516f2 100644
 --- a/src/main/java/net/minecraft/server/ChunkTaskScheduler.java
 +++ b/src/main/java/net/minecraft/server/ChunkTaskScheduler.java
 @@ -23,7 +23,7 @@ public class ChunkTaskScheduler extends Scheduler<ChunkCoordIntPair, ChunkStatus
@@ -32,6 +32,14 @@ index 5d9118daa8..7629e0d054 100644
          }
      });
  
+@@ -64,6 +64,7 @@ public class ChunkTaskScheduler extends Scheduler<ChunkCoordIntPair, ChunkStatus
+ 
+     @Nullable
+     private ProtoChunk a(int i, int j) {
++        if (true) return null; // Paper - we don't save proto chunks
+         try {
+             return this.e.b(this.c, i, j, (ichunkaccess) -> {
+             });
 -- 
 2.18.0
 

Spigot-Server-Patches/0308-Thread-Safe-Iteration-of-Chunk-Scheduler.patch

@@ -1,11 +1,11 @@
-From 58232527da5cfef622e6c0dbbd9df9ca88c7f412 Mon Sep 17 00:00:00 2001
+From 2bf2afcdc2d11ab205a42710969e4b1ddec97137 Mon Sep 17 00:00:00 2001
 From: Aikar <aikar@aikar.co>
 Date: Mon, 23 Jul 2018 19:13:06 -0400
 Subject: [PATCH] Thread Safe Iteration of Chunk Scheduler
 
 
 diff --git a/src/main/java/net/minecraft/server/ChunkTaskScheduler.java b/src/main/java/net/minecraft/server/ChunkTaskScheduler.java
-index 7629e0d054..5ee8bedf34 100644
+index ca1516f2..94ba21f9 100644
 --- a/src/main/java/net/minecraft/server/ChunkTaskScheduler.java
 +++ b/src/main/java/net/minecraft/server/ChunkTaskScheduler.java
 @@ -1,8 +1,10 @@
@@ -19,7 +19,7 @@ index 7629e0d054..5ee8bedf34 100644
  import java.util.EnumMap;
  import java.util.Map;
  import java.util.function.Consumer;
-@@ -85,7 +87,13 @@ public class ChunkTaskScheduler extends Scheduler<ChunkCoordIntPair, ChunkStatus
+@@ -86,7 +88,13 @@ public class ChunkTaskScheduler extends Scheduler<ChunkCoordIntPair, ChunkStatus
      }
  
      public void a() {
@@ -34,7 +34,7 @@ index 7629e0d054..5ee8bedf34 100644
              ProtoChunk protochunk = (ProtoChunk) scheduler_a.a();
  
              if (protochunk.h() && protochunk.i().d() == ChunkStatus.Type.PROTOCHUNK) {
-@@ -93,6 +101,7 @@ public class ChunkTaskScheduler extends Scheduler<ChunkCoordIntPair, ChunkStatus
+@@ -94,6 +102,7 @@ public class ChunkTaskScheduler extends Scheduler<ChunkCoordIntPair, ChunkStatus
                      protochunk.setLastSaved(this.c.getTime());
                      this.e.saveChunk(this.c, protochunk);
                      protochunk.a(false);