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Port Fix missing chunks due to integer overflow to 1.19 (#7891)

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Noah van der Aa 2022-06-08 19:39:07 +02:00 • committed by GitHub
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commit 44ccc15a30
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470 changed files with 91 additions and 91 deletions
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patches/server/0723-Fix-GameProfileCache-concurrency.patch Normal file
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@ -0,0 +1,128 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <spottedleaf@spottedleaf.dev>
Date: Sat, 11 Jul 2020 05:09:28 -0700
Subject: [PATCH] Fix GameProfileCache concurrency
Separate lookup and state access locks prevent lookups
from stalling simple state access/write calls
diff --git a/src/main/java/net/minecraft/server/players/GameProfileCache.java b/src/main/java/net/minecraft/server/players/GameProfileCache.java
index ddd78b2836c1f4a6b4fcd532153f5d3e17f91ea8..2097d9eef58eb291c9055189fc3da6222ab8429f 100644
--- a/src/main/java/net/minecraft/server/players/GameProfileCache.java
+++ b/src/main/java/net/minecraft/server/players/GameProfileCache.java
@@ -62,6 +62,11 @@ public class GameProfileCache {
@Nullable
private Executor executor;
+ // Paper start
+ protected final java.util.concurrent.locks.ReentrantLock stateLock = new java.util.concurrent.locks.ReentrantLock();
+ protected final java.util.concurrent.locks.ReentrantLock lookupLock = new java.util.concurrent.locks.ReentrantLock();
+ // Paper end
+
public GameProfileCache(GameProfileRepository profileRepository, File cacheFile) {
this.profileRepository = profileRepository;
this.file = cacheFile;
@@ -69,6 +74,7 @@ public class GameProfileCache {
}
private void safeAdd(GameProfileCache.GameProfileInfo entry) {
+ try { this.stateLock.lock(); // Paper - allow better concurrency
GameProfile gameprofile = entry.getProfile();
entry.setLastAccess(this.getNextOperation());
@@ -83,6 +89,7 @@ public class GameProfileCache {
if (uuid != null) {
this.profilesByUUID.put(uuid, entry);
}
+ } finally { this.stateLock.unlock(); } // Paper - allow better concurrency
}
@@ -137,17 +144,20 @@ public class GameProfileCache {
// Paper start
public @Nullable GameProfile getProfileIfCached(String name) {
+ try { this.stateLock.lock(); // Paper - allow better concurrency
GameProfileCache.GameProfileInfo entry = this.profilesByName.get(name.toLowerCase(Locale.ROOT));
if (entry == null) {
return null;
}
entry.setLastAccess(this.getNextOperation());
return entry.getProfile();
+ } finally { this.stateLock.unlock(); } // Paper - allow better concurrency
}
// Paper end
public Optional<GameProfile> get(String name) {
String s1 = name.toLowerCase(Locale.ROOT);
+ boolean stateLocked = true; try { this.stateLock.lock(); // Paper - allow better concurrency
GameProfileCache.GameProfileInfo usercache_usercacheentry = (GameProfileCache.GameProfileInfo) this.profilesByName.get(s1);
boolean flag = false;
@@ -163,8 +173,12 @@ public class GameProfileCache {
if (usercache_usercacheentry != null) {
usercache_usercacheentry.setLastAccess(this.getNextOperation());
optional = Optional.of(usercache_usercacheentry.getProfile());
+ stateLocked = false; this.stateLock.unlock(); // Paper - allow better concurrency
} else {
+ stateLocked = false; this.stateLock.unlock(); // Paper - allow better concurrency
+ try { this.lookupLock.lock(); // Paper - allow better concurrency
optional = GameProfileCache.lookupGameProfile(this.profileRepository, name); // Spigot - use correct case for offline players
+ } finally { this.lookupLock.unlock(); } // Paper - allow better concurrency
if (optional.isPresent()) {
this.add((GameProfile) optional.get());
flag = false;
@@ -176,6 +190,7 @@ public class GameProfileCache {
}
return optional;
+ } finally { if (stateLocked) { this.stateLock.unlock(); } } // Paper - allow better concurrency
}
public void getAsync(String username, Consumer<Optional<GameProfile>> consumer) {
@@ -202,6 +217,7 @@ public class GameProfileCache {
}
public Optional<GameProfile> get(UUID uuid) {
+ try { this.stateLock.lock(); // Paper - allow better concurrency
GameProfileCache.GameProfileInfo usercache_usercacheentry = (GameProfileCache.GameProfileInfo) this.profilesByUUID.get(uuid);
if (usercache_usercacheentry == null) {
@@ -210,6 +226,7 @@ public class GameProfileCache {
usercache_usercacheentry.setLastAccess(this.getNextOperation());
return Optional.of(usercache_usercacheentry.getProfile());
}
+ } finally { this.stateLock.unlock(); } // Paper - allow better concurrency
}
public void setExecutor(Executor executor) {
@@ -290,7 +307,7 @@ public class GameProfileCache {
JsonArray jsonarray = new JsonArray();
DateFormat dateformat = GameProfileCache.createDateFormat();
- this.getTopMRUProfiles(org.spigotmc.SpigotConfig.userCacheCap).forEach((usercache_usercacheentry) -> { // Spigot
+ this.listTopMRUProfiles(org.spigotmc.SpigotConfig.userCacheCap).forEach((usercache_usercacheentry) -> { // Spigot // Paper - allow better concurrency
jsonarray.add(GameProfileCache.writeGameProfile(usercache_usercacheentry, dateformat));
});
String s = this.gson.toJson(jsonarray);
@@ -331,8 +348,19 @@ public class GameProfileCache {
}
private Stream<GameProfileCache.GameProfileInfo> getTopMRUProfiles(int limit) {
- return ImmutableList.copyOf(this.profilesByUUID.values()).stream().sorted(Comparator.comparing(GameProfileCache.GameProfileInfo::getLastAccess).reversed()).limit((long) limit);
+ // Paper start - allow better concurrency
+ return this.listTopMRUProfiles(limit).stream();
+ }
+
+ private List<GameProfileCache.GameProfileInfo> listTopMRUProfiles(int limit) {
+ try {
+ this.stateLock.lock();
+ return this.profilesByUUID.values().stream().sorted(Comparator.comparing(GameProfileCache.GameProfileInfo::getLastAccess).reversed()).limit(limit).toList();
+ } finally {
+ this.stateLock.unlock();
+ }
}
+ // Paper end
private static JsonElement writeGameProfile(GameProfileCache.GameProfileInfo entry, DateFormat dateFormat) {
JsonObject jsonobject = new JsonObject();