From patchwork Thu Apr 24 13:12:33 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Graf X-Patchwork-Id: 4051151 Return-Path: X-Original-To: patchwork-kvm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id D63959F1F4 for ; Thu, 24 Apr 2014 13:13:44 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6A6E720303 for ; Thu, 24 Apr 2014 13:13:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3D0A5202F8 for ; Thu, 24 Apr 2014 13:13:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756653AbaDXNNd (ORCPT ); Thu, 24 Apr 2014 09:13:33 -0400 Received: from cantor2.suse.de ([195.135.220.15]:52149 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754348AbaDXNMn (ORCPT ); Thu, 24 Apr 2014 09:12:43 -0400 Received: from relay2.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 65EC6AD15; Thu, 24 Apr 2014 13:12:40 +0000 (UTC) From: Alexander Graf To: kvm-ppc@vger.kernel.org Cc: kvm@vger.kernel.org, anton@samba.org Subject: [PATCH 06/13] KVM: PPC: Book3S PR: Give guest control over MSR_LE Date: Thu, 24 Apr 2014 15:12:33 +0200 Message-Id: <1398345160-4830-7-git-send-email-agraf@suse.de> X-Mailer: git-send-email 1.7.12.4 In-Reply-To: <1398345160-4830-1-git-send-email-agraf@suse.de> References: <1398345160-4830-1-git-send-email-agraf@suse.de> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP When we calculate the actual MSR that the guest is running with when in guest context, we take a few MSR bits from the MSR the guest thinks it's using. Add MSR_LE to these bits, so the guest gets full control over its own endianness setting. Signed-off-by: Alexander Graf --- arch/powerpc/kvm/book3s_pr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c index 9189ac5..8076543 100644 --- a/arch/powerpc/kvm/book3s_pr.c +++ b/arch/powerpc/kvm/book3s_pr.c @@ -249,7 +249,7 @@ static void kvmppc_recalc_shadow_msr(struct kvm_vcpu *vcpu) ulong smsr = vcpu->arch.shared->msr; /* Guest MSR values */ - smsr &= MSR_FE0 | MSR_FE1 | MSR_SF | MSR_SE | MSR_BE; + smsr &= MSR_FE0 | MSR_FE1 | MSR_SF | MSR_SE | MSR_BE | MSR_LE; /* Process MSR values */ smsr |= MSR_ME | MSR_RI | MSR_IR | MSR_DR | MSR_PR | MSR_EE; /* External providers the guest reserved */