From: Toni Wilen <twilen@winuae.net>
Date: Wed, 2 Sep 2020 18:56:27 +0000 (+0300)
Subject: Skip MMU cache flush if MMU is not enabled.
X-Git-Tag: 4900~319
X-Git-Url: https://git.unchartedbackwaters.co.uk/w/?a=commitdiff_plain;h=a7fc14cc9fbd5de28cd916ed028e48bb9c5d94ad;p=francis%2Fwinuae.git

Skip MMU cache flush if MMU is not enabled.
---

diff --git a/cpummu.cpp b/cpummu.cpp
index 50fbd5a0..59a56eff 100644
--- a/cpummu.cpp
+++ b/cpummu.cpp
@@ -1544,6 +1544,8 @@ void REGPARAM2 mmu_set_super(bool super)
 
 void REGPARAM2 mmu_flush_cache(void)
 {
+	if (!currprefs.mmu_model)
+		return;
 #if MMU_ICACHE
 	int len = sizeof(mmu_icache_data);
 	memset(&mmu_icache_data, 0xff, sizeof(mmu_icache_data));