From mboxrd@z Thu Jan  1 00:00:00 1970
From: Gerd Hoffmann <kraxel@redhat.com>
Subject: Re: pv_ops & gntdev?
Date: Wed, 25 Feb 2009 22:19:25 +0100
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To: Jeremy Fitzhardinge <jeremy@goop.org>
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Jeremy Fitzhardinge wrote:
> Hm, I hope not.  Doesn't it always end up using set_pte*?

ptep_get_and_clear_full();

See zap_pte_range() in mm/memory.c

cheers,
  Gerd