From 90a21959e7f436e7c2452eca719dd61869f34ecb Mon Sep 17 00:00:00 2001
From: riperiperi <rhy3756547@hotmail.com>
Date: Mon, 20 May 2024 19:43:38 +0100
Subject: [PATCH] Use spinwait so we don't completely blast the CPU with
 cmpxchg

---
 src/Ryujinx.HLE/HOS/Kernel/Threading/KScheduler.cs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/Ryujinx.HLE/HOS/Kernel/Threading/KScheduler.cs b/src/Ryujinx.HLE/HOS/Kernel/Threading/KScheduler.cs
index eddca10a5f..fe86422c6d 100644
--- a/src/Ryujinx.HLE/HOS/Kernel/Threading/KScheduler.cs
+++ b/src/Ryujinx.HLE/HOS/Kernel/Threading/KScheduler.cs
@@ -236,7 +236,9 @@ namespace Ryujinx.HLE.HOS.Kernel.Threading
         private void ActivateIdleThread()
         {
             while (Interlocked.CompareExchange(ref _coreIdleLock, 1, 0) != 0)
-            { }
+            {
+                Thread.SpinWait(1);
+            }
 
             Thread.MemoryBarrier();
 
@@ -251,7 +253,9 @@ namespace Ryujinx.HLE.HOS.Kernel.Threading
         private void NotifyIdleThread()
         {
             while (Interlocked.CompareExchange(ref _coreIdleLock, 1, 0) != 0)
-            { }
+            {
+                Thread.SpinWait(1);
+            }
 
             Thread.MemoryBarrier();