From 3a72e669dc835c859797f7e85026002163df1e1d Mon Sep 17 00:00:00 2001
From: Giacomo Travaglini <giacomo.travaglini@arm.com>
Date: Tue, 15 Jun 2021 10:11:00 +0100
Subject: [PATCH] arch-arm: No need to copy haveLPAE when switching TLBs

When calling the TLB::takeOverFrom, there is no need to
copy the fixed haveLPAE variable as it is a system level
parameter (from ArmSystem) and it is assumed to be the same
for all TLBs (even the switched out)

Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Change-Id: I0b010d18ae71e43290f7f76f229c1a231ff42ac0
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/46899
Reviewed-by: Richard Cooper <richard.cooper@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>
---
 src/arch/arm/tlb.cc | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/arch/arm/tlb.cc b/src/arch/arm/tlb.cc
index bc49aae0ef..a1929a4e33 100644
--- a/src/arch/arm/tlb.cc
+++ b/src/arch/arm/tlb.cc
@@ -469,7 +469,6 @@ TLB::takeOverFrom(BaseTLB *_otlb)
     /* Make sure we actually have a valid type */
     if (otlb) {
         _attr = otlb->_attr;
-        haveLPAE = otlb->haveLPAE;
         directToStage2 = otlb->directToStage2;
         stage2Req = otlb->stage2Req;
         stage2DescReq = otlb->stage2DescReq;