From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e23smtp01.au.ibm.com (e23smtp01.au.ibm.com [202.81.31.143]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 2AB8B1A01CC for ; Thu, 5 Jun 2014 22:08:38 +1000 (EST) Received: from /spool/local by e23smtp01.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 5 Jun 2014 22:08:27 +1000 Received: from d23relay03.au.ibm.com (d23relay03.au.ibm.com [9.190.235.21]) by d23dlp03.au.ibm.com (Postfix) with ESMTP id 1B17A3578047 for ; Thu, 5 Jun 2014 22:08:26 +1000 (EST) Received: from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.235.138]) by d23relay03.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id s55C8AFo6291736 for ; Thu, 5 Jun 2014 22:08:10 +1000 Received: from d23av02.au.ibm.com (localhost [127.0.0.1]) by d23av02.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id s55C8Pcx010900 for ; Thu, 5 Jun 2014 22:08:25 +1000 From: "Aneesh Kumar K.V" To: agraf@suse.de, benh@kernel.crashing.org, paulus@samba.org Subject: [PATCH 2/4] KVM: PPC: BOOK3S: PR: Doorbell support Date: Thu, 5 Jun 2014 17:38:03 +0530 Message-Id: <1401970085-14493-3-git-send-email-aneesh.kumar@linux.vnet.ibm.com> In-Reply-To: <1401970085-14493-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> References: <1401970085-14493-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Cc: linuxppc-dev@lists.ozlabs.org, kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, "Aneesh Kumar K.V" List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , We don't have SMT support yet, hence we should not find a doorbell message generated Signed-off-by: Aneesh Kumar K.V --- arch/powerpc/kvm/book3s_emulate.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/arch/powerpc/kvm/book3s_emulate.c b/arch/powerpc/kvm/book3s_emulate.c index 1bb16a59dcbc..d6c87d085182 100644 --- a/arch/powerpc/kvm/book3s_emulate.c +++ b/arch/powerpc/kvm/book3s_emulate.c @@ -28,7 +28,9 @@ #define OP_19_XOP_RFI 50 #define OP_31_XOP_MFMSR 83 +#define OP_31_XOP_MSGSNDP 142 #define OP_31_XOP_MTMSR 146 +#define OP_31_XOP_MSGCLRP 174 #define OP_31_XOP_MTMSRD 178 #define OP_31_XOP_MTSR 210 #define OP_31_XOP_MTSRIN 242 @@ -303,6 +305,22 @@ int kvmppc_core_emulate_op_pr(struct kvm_run *run, struct kvm_vcpu *vcpu, break; } + case OP_31_XOP_MSGSNDP: + { + /* + * PR KVM still don't support SMT mode. So we should + * not see a MSGSNDP/MSGCLRP used with PR KVM + */ + pr_info("KVM: MSGSNDP used in non SMT case\n"); + emulated = EMULATE_FAIL; + break; + } + case OP_31_XOP_MSGCLRP: + { + pr_info("KVM: MSGCLRP used in non SMT case\n"); + emulated = EMULATE_FAIL; + break; + } default: emulated = EMULATE_FAIL; } -- 1.9.1