linux-kernel - Re: [PATCH RFC 00/10] Intel EPT-Based Sub-page Write Protection Support.

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Message-ID: <20171020085135.GH88002@dazhang1-ssd.sh.intel.com>
Date:   Fri, 20 Oct 2017 16:51:35 +0800
From:   Yi Zhang <yi.z.zhang@...ux.intel.com>
To:     Paolo Bonzini <pbonzini@...hat.com>
Cc:     Jim Mattson <jmattson@...gle.com>, kvm list <kvm@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Radim Krčmář <rkrcmar@...hat.com>,
        Alex Williamson <alex.williamson@...hat.com>
Subject: Re: [PATCH RFC 00/10] Intel EPT-Based Sub-page Write Protection
 Support.

On 2017-10-19 at 13:57:12 +0200, Paolo Bonzini wrote:
> 
> I would leave out the ioctl without a use case.  It's always tricky to
> add APIs without a user, as the risk of bit rot is high.  But if
> somebody comes up with a matching useful patch for QEMU or kvmtool, it's
> fine.

That's fine, leave it out.

> 
> > Except the interface change, could you please help to review the other
> > patch series? just skip the ioctl patch( patch 7). 
> 
> Yes, of course.
Thank Thanks Thankss. 
> 
> Paolo