From 3b932b46ca8870c25e04a4fdcd1db3e792c18212 Mon Sep 17 00:00:00 2001
From: Dan Balasescu <smoogipoo@smgi.me>
Date: Fri, 9 Sep 2022 09:59:39 +0900
Subject: [PATCH] Fix entire TPL thread potentially being consumed during
 gameplay

---
 osu.Game/BackgroundBeatmapProcessor.cs | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/osu.Game/BackgroundBeatmapProcessor.cs b/osu.Game/BackgroundBeatmapProcessor.cs
index 405386660c..7a38abd071 100644
--- a/osu.Game/BackgroundBeatmapProcessor.cs
+++ b/osu.Game/BackgroundBeatmapProcessor.cs
@@ -5,7 +5,6 @@ using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
-using System.Threading;
 using System.Threading.Tasks;
 using Newtonsoft.Json;
 using osu.Framework.Allocation;
@@ -50,7 +49,7 @@ namespace osu.Game
             {
                 Logger.Log("Beginning background beatmap processing..");
                 checkForOutdatedStarRatings();
-                processBeatmapSetsWithMissingMetrics();
+                await processBeatmapSetsWithMissingMetrics();
                 await processScoresWithMissingStatistics();
             }).ContinueWith(t =>
             {
@@ -100,7 +99,7 @@ namespace osu.Game
             }
         }
 
-        private void processBeatmapSetsWithMissingMetrics()
+        private async Task processBeatmapSetsWithMissingMetrics()
         {
             HashSet<Guid> beatmapSetIds = new HashSet<Guid>();
 
@@ -124,7 +123,7 @@ namespace osu.Game
                 while (localUserPlayInfo?.IsPlaying.Value == true)
                 {
                     Logger.Log("Background processing sleeping due to active gameplay...");
-                    Thread.Sleep(TimeToSleepDuringGameplay);
+                    await Task.Delay(TimeToSleepDuringGameplay);
                 }
 
                 realmAccess.Run(r =>
@@ -169,7 +168,7 @@ namespace osu.Game
                 while (localUserPlayInfo?.IsPlaying.Value == true)
                 {
                     Logger.Log("Background processing sleeping due to active gameplay...");
-                    Thread.Sleep(TimeToSleepDuringGameplay);
+                    await Task.Delay(TimeToSleepDuringGameplay);
                 }
 
                 try