From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Aneesh Kumar K.V" Subject: [RFC PATCH 04/10] KVM: PPC: BOOK3S: PR: Emulate Thread identification register Date: Tue, 28 Jan 2014 22:14:09 +0530 Message-ID: <1390927455-3312-5-git-send-email-aneesh.kumar@linux.vnet.ibm.com> References: <1390927455-3312-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Cc: linuxppc-dev@lists.ozlabs.org, kvm-ppc@vger.kernel.org, kvm@vger.kernel.org, "Aneesh Kumar K.V" To: agraf@suse.de, benh@kernel.crashing.org, paulus@samba.org Return-path: Received: from e28smtp08.in.ibm.com ([122.248.162.8]:33662 "EHLO e28smtp08.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755328AbaA1Qof (ORCPT ); Tue, 28 Jan 2014 11:44:35 -0500 Received: from /spool/local by e28smtp08.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 28 Jan 2014 22:14:33 +0530 In-Reply-To: <1390927455-3312-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Sender: kvm-owner@vger.kernel.org List-ID: Since PR KVM doesn't support SMT yet, we always return 0. Signed-off-by: Aneesh Kumar K.V --- arch/powerpc/kvm/book3s_emulate.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/powerpc/kvm/book3s_emulate.c b/arch/powerpc/kvm/book3s_emulate.c index abe6f3057e5b..e74dda36ebea 100644 --- a/arch/powerpc/kvm/book3s_emulate.c +++ b/arch/powerpc/kvm/book3s_emulate.c @@ -561,6 +561,12 @@ int kvmppc_core_emulate_mfspr_pr(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val case SPRN_DABR: *spr_val = 0; break; + case SPRN_TIR: + /* + * We don't have SMT support for PR yet, hence always return 0 + */ + *spr_val = 0; + break; default: unprivileged: printk(KERN_INFO "KVM: invalid SPR read: %d\n", sprn); -- 1.8.5.3