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Date:   Tue, 6 Nov 2018 16:17:20 -0500
From:   Barret Rhoden <brho@google.com>
To:     Paolo Bonzini <pbonzini@redhat.com>
Cc:     Dan Williams <dan.j.williams@intel.com>,
        Dave Jiang <dave.jiang@intel.com>,
        Ross Zwisler <zwisler@kernel.org>,
        Vishal Verma <vishal.l.verma@intel.com>,
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        Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org,
        "H. Peter Anvin" <hpa@zytor.com>, x86@kernel.org,
        kvm@vger.kernel.org, yu.c.zhang@intel.com, yi.z.zhang@intel.com
Subject: Re: [RFC PATCH] kvm: Use huge pages for DAX-backed files
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On 2018-11-06 at 22:16 Paolo Bonzini <pbonzini@redhat.com> wrote:
> Yes, iter.gfn is the gfn inside the loop and iter.level is the level
> (1=PTE, 2=PDE, ...).  iter.level of course is unusable here, similar to
> *levelp in transparent_hugepage_adjust, but you can use iter.gfn and
> gfn_to_hva.

Great, thanks!