linux-kernel - Re: [PATCH RFC] KVM: async_pf: fix async

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Message-ID: <b1b33c41-5224-126e-8a31-b40a265276b6@redhat.com>
Date:   Fri, 9 Jun 2017 13:32:08 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Wanpeng Li <kernellwp@...il.com>
Cc:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        kvm <kvm@...r.kernel.org>,
        Radim Krčmář <rkrcmar@...hat.com>,
        Wanpeng Li <wanpeng.li@...mail.com>
Subject: Re: [PATCH RFC] KVM: async_pf: fix async_pf exception injection



On 09/06/2017 07:30, Wanpeng Li wrote:
> 2017-06-08 19:52 GMT+08:00 Paolo Bonzini <pbonzini@...hat.com>:
>>
>> 3) add an async_page_fault member to vcpu->arch.exception
> 
> Do you think we should also add an async_page_fault field to
> x86_exception, then pass down to kvm_inject_page_fault() through
> x86_exception? Maybe we should modify
> kvm_queue_exception_e/kvm_multiple_exception etc to add an function
> parameter for async_page_fault.

I don't know. :)  I cannot say without looking closer or basically doing
all the work.  Do whatever looks best to you!

Paolo