linux-kernel - Re: [PATCH] KVM: MMU: initialize sptes early

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Message-ID: <CADqbE96pYFw2NSEKp9tuPPKHKP29i7VfL4k3jrxpcX-RQuGMjQ@mail.gmail.com>
Date:	Mon, 24 Oct 2011 17:01:43 +0800
From:	Zhao Jin <cronozhj@...il.com>
To:	Xiao Guangrong <xiao.guangrong@...com>
Cc:	avi@...hat.com, mtosatti@...hat.com, linux-kernel@...r.kernel.org,
	kvm@...r.kernel.org
Subject: Re: [PATCH] KVM: MMU: initialize sptes early

2011/10/24 Xiao Guangrong <xiao.guangrong@...com>:
> On 2011/10/24 15:21, Zhao Jin wrote:
>> Otherwise, the following kvm_sync_pages() will see invalid sptes in a new
>> shadow page.
>>
>
> No, kvm_sync_pages just handle the unsync page, but the new sp is the sync page.
>

Sorry, I didn't notice the sp itself was zero-ed when allocated hence
was considered as synced. Please ignore this patch.
Thanks for the remainder.
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