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-rw-r--r--patches/server/0679-Execute-chunk-tasks-fairly-for-worlds-while-waiting-.patch37
1 files changed, 37 insertions, 0 deletions
diff --git a/patches/server/0679-Execute-chunk-tasks-fairly-for-worlds-while-waiting-.patch b/patches/server/0679-Execute-chunk-tasks-fairly-for-worlds-while-waiting-.patch
new file mode 100644
index 0000000000..74e1372a47
--- /dev/null
+++ b/patches/server/0679-Execute-chunk-tasks-fairly-for-worlds-while-waiting-.patch
@@ -0,0 +1,37 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Spottedleaf <[email protected]>
+Date: Tue, 28 Dec 2021 07:19:01 -0800
+Subject: [PATCH] Execute chunk tasks fairly for worlds while waiting for next
+ tick
+
+Currently, only the first world would have had tasks executed.
+This might result in chunks loading far slower in the nether,
+for example.
+
+diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
+index 533e1225b863ef314b7defebc4787304fd19f5a1..6d80102287f3976ea7f0912bcbd5ff0a2088a0e1 100644
+--- a/src/main/java/net/minecraft/server/MinecraftServer.java
++++ b/src/main/java/net/minecraft/server/MinecraftServer.java
+@@ -1343,6 +1343,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
+ if (super.pollTask()) {
+ return true;
+ } else {
++ boolean ret = false; // Paper - force execution of all worlds, do not just bias the first
+ if (this.tickRateManager.isSprinting() || this.haveTime()) {
+ Iterator iterator = this.getAllLevels().iterator();
+
+@@ -1350,12 +1351,12 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
+ ServerLevel worldserver = (ServerLevel) iterator.next();
+
+ if (worldserver.getChunkSource().pollTask()) {
+- return true;
++ ret = true; // Paper - force execution of all worlds, do not just bias the first
+ }
+ }
+ }
+
+- return false;
++ return ret; // Paper - force execution of all worlds, do not just bias the first
+ }
+ }
+