linux-kernel - Re: [PATCH] KVM: MMU: fix huge page adapted on non-PAE host

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Message-ID: <20120528144439.GH4016@redhat.com>
Date:	Mon, 28 May 2012 16:44:39 +0200
From:	Andrea Arcangeli <aarcange@...hat.com>
To:	Avi Kivity <avi@...hat.com>
Cc:	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>,
	Marcelo Tosatti <mtosatti@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>, KVM <kvm@...r.kernel.org>
Subject: Re: [PATCH] KVM: MMU: fix huge page adapted on non-PAE host

On Mon, May 28, 2012 at 05:40:08PM +0300, Avi Kivity wrote:
> Yes, I see it now.  Adjusting mask is incorrect since we won't have the
> same adjustment on release.  I'll apply the patch for 3.5.

Sounds great to me. One thing I'm not sure about is about the real need of
the mmio check vs a stright get_page (we shouldn't ever get to a gup-fast
succeeding if this was a mmio region?) but I don't see chances that it
could hurt either.

Thanks!
Andrea
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