From e5c5efe2ad8dc59d7aec684c13357b6cb7e0a493 Mon Sep 17 00:00:00 2001
From: Timo Kreuzer <timo.kreuzer@reactos.org>
Date: Sun, 26 Nov 2023 20:17:19 +0200
Subject: [PATCH] [NTOS:KE/x64] Set the idle thread's IdealProcessor for
 application processors

---
 ntoskrnl/ke/amd64/krnlinit.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ntoskrnl/ke/amd64/krnlinit.c b/ntoskrnl/ke/amd64/krnlinit.c
index 4327cd1aa7e..234628a3d46 100644
--- a/ntoskrnl/ke/amd64/krnlinit.c
+++ b/ntoskrnl/ke/amd64/krnlinit.c
@@ -126,6 +126,7 @@ KiInitializeHandBuiltThread(
     KeInitializeThread(Process, Thread, NULL, NULL, NULL, NULL, NULL, Stack);
 
     Thread->NextProcessor = Prcb->Number;
+    Thread->IdealProcessor = Prcb->Number;
     Thread->Priority = HIGH_PRIORITY;
     Thread->State = Running;
     Thread->Affinity = (ULONG_PTR)1 << Prcb->Number;