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From: David Hildenbrand <david@redhat.com>
To: "Longpeng(Mike)" <longpeng2@huawei.com>,
	pbonzini@redhat.com, rkrcmar@redhat.com
Cc: agraf@suse.com, borntraeger@de.ibm.com, cohuck@redhat.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
Subject: Re: [PATCH v2 3/4] KVM: s390: implements the kvm_arch_vcpu_in_kernel()
Date: Tue, 8 Aug 2017 10:35:40 +0200	[thread overview]
Message-ID: <b1413e35-a62b-1237-5c48-6569ca8c2cf5@redhat.com> (raw)
In-Reply-To: <1502165135-4784-4-git-send-email-longpeng2@huawei.com>

On 08.08.2017 06:05, Longpeng(Mike) 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);
>  
> 
Reviewed-by: David Hildenbrand <david@redhat.com>

-- 

Thanks,

David

  parent reply	other threads:[~2017-08-08  8:35 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-08  4:05 [PATCH v2 0/4] KVM: optimize the kvm_vcpu_on_spin Longpeng(Mike)
2017-08-08  4:05 ` [PATCH v2 1/4] KVM: add spinlock optimization framework Longpeng(Mike)
2017-08-08  7:34   ` Paolo Bonzini
2017-08-08  7:43     ` Cornelia Huck
2017-08-08  8:42   ` David Hildenbrand
2017-08-08  8:44     ` David Hildenbrand
2017-08-08  9:00     ` Paolo Bonzini
2017-08-08  9:35       ` Longpeng (Mike)
2017-08-08  4:05 ` [PATCH v2 2/4] KVM: X86: implement the logic for spinlock optimization Longpeng(Mike)
2017-08-08  7:30   ` Paolo Bonzini
2017-08-08  8:31     ` Longpeng (Mike)
2017-08-08  8:39       ` Paolo Bonzini
2017-08-08  4:05 ` [PATCH v2 3/4] KVM: s390: implements the kvm_arch_vcpu_in_kernel() Longpeng(Mike)
2017-08-08  7:37   ` Cornelia Huck
2017-08-08  8:35   ` David Hildenbrand [this message]
2017-08-08  4:05 ` [PATCH v2 4/4] KVM: arm: " Longpeng(Mike)
2017-08-08  7:39   ` Christoffer Dall
2017-08-08  7:41     ` Christoffer Dall
2017-08-08  7:41 ` [PATCH v2 0/4] KVM: optimize the kvm_vcpu_on_spin Cornelia Huck
2017-08-08  8:14   ` Longpeng (Mike)
2017-08-10 13:18     ` Eric Farman
2017-08-11  1:43       ` Longpeng (Mike)
2017-08-11  7:19       ` Cornelia Huck
2017-08-08 11:25 ` David Hildenbrand
2017-08-08 11:30   ` Christoffer Dall
2017-08-08 11:49   ` Longpeng (Mike)
2017-08-08 11:50     ` David Hildenbrand

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