linux-kernel - Re: [PATCH] KVM: mmu: allow page tables to be in read-only slots

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Date:	Mon, 2 Sep 2013 19:27:56 +0300
From:	Gleb Natapov <gleb@...hat.com>
To:	Paolo Bonzini <pbonzini@...hat.com>
Cc:	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>,
	linux-kernel@...r.kernel.org, kvm@...r.kernel.org, glin@...e.de,
	agraf@...e.de, brogers@...e.de, afaerber@...e.de, lnussel@...e.de,
	edk2-devel@...ts.sf.net, stable@...r.kernel.org
Subject: Re: [PATCH] KVM: mmu: allow page tables to be in read-only slots

On Mon, Sep 02, 2013 at 05:58:41PM +0200, Paolo Bonzini wrote:
> Il 02/09/2013 12:11, Gleb Natapov ha scritto:
> >> > 
> >> > Got it, thanks for your explanation.
> >> > 
> >> > BTW, if you and Paolo are busy on other things, i am happy to fix these issues. :)
> > I am busy with reviews mostly :). If you are not to busy with lockless
> > write protection then fine with me. Lest wait for Paolo's input on
> > proposed API though.
> 
> No problem, I'm happy to do this kind of exercise.  I like the API you
> proposed.  I can do this change on top of the API change.  However,
> since this bug is "in the wild" it may be applicable to stable@ as well.
>  If you agree, I will also post v2 of this patch for stable kernels as
> soon as we agree on the desired faulting behavior.
> 
I am OK with having minimal patch for backporting to stable and doing
API changes + fixes for other call sites on top.

--
			Gleb.
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