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: 235689 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from ozlabs.org (localhost [IPv6:::1]) by ozlabs.org (Postfix) with ESMTP id 802862C05FE for ; Thu, 11 Apr 2013 20:13:18 +1000 (EST) Received: from va3outboundpool.messaging.microsoft.com (va3ehsobe002.messaging.microsoft.com [216.32.180.12]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (Client CN "mail.global.frontbridge.com", Issuer "Microsoft Secure Server Authority" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 95AFB2C00E8 for ; Thu, 11 Apr 2013 20:08:22 +1000 (EST) 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: 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 Cc: Mihai Caraman , linuxppc-dev@lists.ozlabs.org, kvm@vger.kernel.org X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" 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;