From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Longpeng (Mike)" <longpeng2@huawei.com>
Subject: Re: [PATCH v2 2/4] KVM: X86: implement the logic for spinlock optimization
Date: Tue, 8 Aug 2017 16:31:15 +0800
Message-ID: <598976D3.6090202@huawei.com>
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Cc: <rkrcmar@redhat.com>, <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>,
        <david@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
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On 2017/8/8 15:30, Paolo Bonzini wrote:

> On 08/08/2017 06:05, Longpeng(Mike) wrote:
>> diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c
>> index cd0e6e6..dec5e8a 100644
>> --- a/arch/x86/kvm/hyperv.c
>> +++ b/arch/x86/kvm/hyperv.c
>> @@ -1268,7 +1268,7 @@ int kvm_hv_hypercall(struct kvm_vcpu *vcpu)
>>  
>>  	switch (code) {
>>  	case HVCALL_NOTIFY_LONG_SPIN_WAIT:
>> -		kvm_vcpu_on_spin(vcpu, kvm_arch_vcpu_in_kernel(vcpu));
>> +		kvm_vcpu_on_spin(vcpu, kvm_x86_ops->spin_in_kernel(vcpu));
>>  		break;
>>  	case HVCALL_POST_MESSAGE:
>>  	case HVCALL_SIGNAL_EVENT:
> 
> This can be true as well.  I can change this on commit.
> 


Thanks,
hope you could help me to fix the same problem in patch-1(s390) too.

> Paolo
> 
> .
> 


-- 
Regards,
Longpeng(Mike)