From mboxrd@z Thu Jan 1 00:00:00 1970 From: Catalin Marinas Subject: Re: [PATCH v3 10/11] ARM: KVM: add world-switch for AMAIR{0,1} Date: Thu, 6 Feb 2014 11:02:41 +0000 Message-ID: <20140206110241.GG29446@arm.com> References: <1391630151-7875-1-git-send-email-marc.zyngier@arm.com> <1391630151-7875-11-git-send-email-marc.zyngier@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: "linux-arm-kernel@lists.infradead.org" , "kvmarm@lists.cs.columbia.edu" , "kvm@vger.kernel.org" , Christoffer Dall To: Marc Zyngier Return-path: Received: from fw-tnat.austin.arm.com ([217.140.110.23]:56659 "EHLO collaborate-mta1.arm.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756007AbaBFLDU (ORCPT ); Thu, 6 Feb 2014 06:03:20 -0500 Content-Disposition: inline In-Reply-To: <1391630151-7875-11-git-send-email-marc.zyngier@arm.com> Sender: kvm-owner@vger.kernel.org List-ID: On Wed, Feb 05, 2014 at 07:55:50PM +0000, Marc Zyngier wrote: > HCR.TVM traps (among other things) accesses to AMAIR0 and AMAIR1. > In order to minimise the amount of surprise a guest could generate by > trying to access these registers with caches off, add them to the > list of registers we switch/handle. > > Signed-off-by: Marc Zyngier > Reviewed-by: Christoffer Dall Acked-by: Catalin Marinas