From patchwork Wed Jan 4 01:10:04 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Graf X-Patchwork-Id: 134170 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 A05141007DC for ; Wed, 4 Jan 2012 11:58:36 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755493Ab2ADA6e (ORCPT ); Tue, 3 Jan 2012 19:58:34 -0500 Received: from cantor2.suse.de ([195.135.220.15]:44952 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755492Ab2ADA4Y (ORCPT ); Tue, 3 Jan 2012 19:56:24 -0500 Received: from relay2.suse.de (nat.nue.novell.com [195.135.221.2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx2.suse.de (Postfix) with ESMTP id C04E48CC2B; Wed, 4 Jan 2012 01:56:22 +0100 (CET) From: Alexander Graf To: kvm-ppc@vger.kernel.org Cc: kvm list , Avi Kivity , Marcelo Tosatti , Scott Wood Subject: [PATCH 06/50] KVM: PPC: e500: Don't hardcode PIR=0 Date: Wed, 4 Jan 2012 02:10:04 +0100 Message-Id: <1325639448-9494-7-git-send-email-agraf@suse.de> X-Mailer: git-send-email 1.7.3.4 In-Reply-To: <1325639448-9494-1-git-send-email-agraf@suse.de> References: <1325639448-9494-1-git-send-email-agraf@suse.de> Sender: kvm-ppc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm-ppc@vger.kernel.org From: Scott Wood The hardcoded behavior prevents proper SMP support. QEMU shall specify the vcpu's PIR as the vcpu id. Signed-off-by: Scott Wood Signed-off-by: Alexander Graf --- arch/powerpc/kvm/booke.c | 4 ++-- arch/powerpc/kvm/e500.c | 3 --- 2 files changed, 2 insertions(+), 5 deletions(-) diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index bb6c988..b642200 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -761,7 +761,7 @@ static void get_sregs_arch206(struct kvm_vcpu *vcpu, { sregs->u.e.features |= KVM_SREGS_E_ARCH206; - sregs->u.e.pir = 0; + sregs->u.e.pir = vcpu->vcpu_id; sregs->u.e.mcsrr0 = vcpu->arch.mcsrr0; sregs->u.e.mcsrr1 = vcpu->arch.mcsrr1; sregs->u.e.decar = vcpu->arch.decar; @@ -774,7 +774,7 @@ static int set_sregs_arch206(struct kvm_vcpu *vcpu, if (!(sregs->u.e.features & KVM_SREGS_E_ARCH206)) return 0; - if (sregs->u.e.pir != 0) + if (sregs->u.e.pir != vcpu->vcpu_id) return -EINVAL; vcpu->arch.mcsrr0 = sregs->u.e.mcsrr0; diff --git a/arch/powerpc/kvm/e500.c b/arch/powerpc/kvm/e500.c index f17d7e7..ac3c4bf 100644 --- a/arch/powerpc/kvm/e500.c +++ b/arch/powerpc/kvm/e500.c @@ -71,9 +71,6 @@ int kvmppc_core_vcpu_setup(struct kvm_vcpu *vcpu) vcpu->arch.pvr = mfspr(SPRN_PVR); vcpu_e500->svr = mfspr(SPRN_SVR); - /* Since booke kvm only support one core, update all vcpus' PIR to 0 */ - vcpu->vcpu_id = 0; - vcpu->arch.cpu_type = KVM_CPU_E500V2; return 0;