From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S1752104AbdHHHhY (ORCPT <rfc822;w@1wt.eu>);
        Tue, 8 Aug 2017 03:37:24 -0400
Received: from mx1.redhat.com ([209.132.183.28]:45930 "EHLO mx1.redhat.com"
        rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
        id S1751914AbdHHHhX (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
        Tue, 8 Aug 2017 03:37:23 -0400
DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com BCA68806AF
Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com
Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=cohuck@redhat.com
Date: Tue, 8 Aug 2017 09:37:16 +0200
From: Cornelia Huck <cohuck@redhat.com>
To: "Longpeng(Mike)" <longpeng2@huawei.com>
Cc: <pbonzini@redhat.com>, <rkrcmar@redhat.com>, <agraf@suse.com>,
        <borntraeger@de.ibm.com>, <christoffer.dall@linaro.org>,
        <marc.zyngier@arm.com>, <james.hogan@imgtec.com>,
        <kvm@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <weidong.huang@huawei.com>, <arei.gonglei@huawei.com>,
        <wangxinxin.wang@huawei.com>, <longpeng.mike@gmail.com>,
        <david@redhat.com>
Subject: Re: [PATCH v2 3/4] KVM: s390: implements the
 kvm_arch_vcpu_in_kernel()
Message-ID: <20170808093716.09047950@gondolin>
In-Reply-To: <1502165135-4784-4-git-send-email-longpeng2@huawei.com>
References: <1502165135-4784-1-git-send-email-longpeng2@huawei.com>
        <1502165135-4784-4-git-send-email-longpeng2@huawei.com>
Organization: Red Hat GmbH
MIME-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Tue, 08 Aug 2017 07:37:23 +0000 (UTC)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Tue, 8 Aug 2017 12:05:34 +0800
"Longpeng(Mike)" <longpeng2@huawei.com> wrote:

> This implements the kvm_arch_vcpu_in_kernel() for s390.
> 
> Signed-off-by: Longpeng(Mike) <longpeng2@huawei.com>
> ---
>  arch/s390/kvm/kvm-s390.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
> index 0b0c689..e46177b 100644
> --- a/arch/s390/kvm/kvm-s390.c
> +++ b/arch/s390/kvm/kvm-s390.c
> @@ -2449,7 +2449,7 @@ int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)
>  
>  bool kvm_arch_vcpu_in_kernel(struct kvm_vcpu *vcpu)
>  {
> -	return false;
> +	return !(vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE);
>  }
>  EXPORT_SYMBOL_GPL(kvm_arch_vcpu_in_kernel);
>  

Acked-by: Cornelia Huck <cohuck@redhat.com>