linux-kernel - Re: [PATCH resend v5 0/6] KVM: nVMX: Enable nested apicv support

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Message-ID: <CACzj_yX8Hqgf7mgEmOFr2S9_M+TYzf0F6Z9coh64qrDK3=PCdg@mail.gmail.com>
Date:	Wed, 4 Feb 2015 10:09:26 +0800
From:	Wincy Van <fanwenyi0529@...il.com>
To:	Paolo Bonzini <pbonzini@...hat.com>
Cc:	"gleb@...nel.org" <gleb@...nel.org>,
	"Zhang, Yang Z" <yang.z.zhang@...el.com>,
	Wanpeng Li <wanpeng.li@...ux.intel.com>,
	"kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Jan Kiszka <jan.kiszka@....de>
Subject: Re: [PATCH resend v5 0/6] KVM: nVMX: Enable nested apicv support

On Wed, Feb 4, 2015 at 12:15 AM, Paolo Bonzini <pbonzini@...hat.com> wrote:
>
>
> On 03/02/2015 16:46, Wincy Van wrote:
>> v1 ---> v2:
>>   Use spin lock to ensure vmcs12 is safe when doing nested
>>   posted interrupt delivery.
>>
>> v2 ---> v3:
>>   1. Add a new field in nested_vmx to avoid the spin lock in v2.
>>   2. Drop send eoi to L1 when doing nested interrupt delivery.
>>   3. Use hardware MSR bitmap to enable nested virtualize x2apic
>>      mode.
>>
>> v3 ---> v4:
>>   1. Optimize nested msr bitmap merging.
>>   2. Allocate nested msr bitmap only when nested == 1.
>>   3. Inline the nested vmx control checking functions.
>>
>> v4 ---> v5:
>>   1. Move EXIT_REASON_APIC_WRITE to the apic register
>>      virtualization patch.
>>   2. Accomplish nested posted interrupts manually if
>>      they are not recognized by hardware.
>
> Thanks, will apply soon to kvm/queue.
>

Thanks a lot for your review, Paolo and Yang!

Wincy
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