From patchwork Thu Apr 11 10:03:12 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mihai Caraman X-Patchwork-Id: 235677 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 900232C00FF for ; Thu, 11 Apr 2013 20:08:26 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754814Ab3DKKIU (ORCPT ); Thu, 11 Apr 2013 06:08:20 -0400 Received: from va3ehsobe001.messaging.microsoft.com ([216.32.180.11]:19499 "EHLO va3outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755005Ab3DKKIS (ORCPT ); Thu, 11 Apr 2013 06:08:18 -0400 Received: from mail224-va3-R.bigfish.com (10.7.14.244) by VA3EHSOBE014.bigfish.com (10.7.40.64) with Microsoft SMTP Server id 14.1.225.23; Thu, 11 Apr 2013 10:08:18 +0000 Received: from mail224-va3 (localhost [127.0.0.1]) by mail224-va3-R.bigfish.com (Postfix) with ESMTP id A43B7C400D6; Thu, 11 Apr 2013 10:08:16 +0000 (UTC) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-SpamScore: 0 X-BigFish: VS0(zzzz1f42h1fc6h1ee6h1de0h1fdah1202h1e76h1d1ah1d2ahzz8275bhz2dh2a8h668h839hd24he5bhf0ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h1504h1537h162dh1631h1758h1898h18e1h1946h19b5h1ad9h1b0ah1155h) Received: from mail224-va3 (localhost.localdomain [127.0.0.1]) by mail224-va3 (MessageSwitch) id 1365674895491797_23245; Thu, 11 Apr 2013 10:08:15 +0000 (UTC) Received: from VA3EHSMHS029.bigfish.com (unknown [10.7.14.241]) by mail224-va3.bigfish.com (Postfix) with ESMTP id 5904A520264; Thu, 11 Apr 2013 10:08:15 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by VA3EHSMHS029.bigfish.com (10.7.99.39) with Microsoft SMTP Server (TLS) id 14.1.225.23; Thu, 11 Apr 2013 10:08:12 +0000 Received: from tx30smr01.am.freescale.net (10.81.153.31) by 039-SN1MMR1-001.039d.mgd.msft.net (10.84.1.13) with Microsoft SMTP Server (TLS) id 14.2.328.11; Thu, 11 Apr 2013 10:08:12 +0000 Received: from mcaraman-VirtualBox.ea.freescale.net (mcaraman-VirtualBox.ea.freescale.net [10.171.73.14]) by tx30smr01.am.freescale.net (8.14.3/8.14.0) with ESMTP id r3BA80FO018146; Thu, 11 Apr 2013 03:08:09 -0700 From: Mihai Caraman To: CC: , , Mihai Caraman Subject: [PATCH 6/8 v3] KVM: PPC: e500: Remove E.PT and E.HV.LRAT categories from VCPUs Date: Thu, 11 Apr 2013 13:03:12 +0300 Message-ID: <1365674594-17410-7-git-send-email-mihai.caraman@freescale.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1365674594-17410-1-git-send-email-mihai.caraman@freescale.com> References: <1365674594-17410-1-git-send-email-mihai.caraman@freescale.com> MIME-Version: 1.0 X-OriginatorOrg: freescale.com Sender: kvm-ppc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm-ppc@vger.kernel.org Embedded.Page Table (E.PT) category is not supported yet in e6500 kernel. Configure TLBnCFG to remove E.PT and E.HV.LRAT categories from VCPUs. Signed-off-by: Mihai Caraman --- v3: - No change arch/powerpc/kvm/e500_mmu.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/kvm/e500_mmu.c b/arch/powerpc/kvm/e500_mmu.c index 1c1c5cb..c41a5a9 100644 --- a/arch/powerpc/kvm/e500_mmu.c +++ b/arch/powerpc/kvm/e500_mmu.c @@ -885,8 +885,12 @@ static int vcpu_mmu_init(struct kvm_vcpu *vcpu, vcpu->arch.tlbps[0] = mfspr(SPRN_TLB0PS); vcpu->arch.tlbps[1] = mfspr(SPRN_TLB1PS); + vcpu->arch.mmucfg &= ~MMUCFG_LRAT; + /* Guest mmu emulation currently doesn't handle E.PT */ vcpu->arch.eptcfg = 0; + vcpu->arch.tlbcfg[0] &= ~TLBnCFG_PT; + vcpu->arch.tlbcfg[1] &= ~TLBnCFG_IND; } return 0;