From mboxrd@z Thu Jan  1 00:00:00 1970
From: Kip Macy <kip.macy@gmail.com>
Subject: Are linear page tables and writable page tables
	incompatible?
Date: Tue, 19 Apr 2005 12:44:14 -0700
Message-ID: <b1fa2917050419124437c01331@mail.gmail.com>
Reply-To: Kip Macy <kip.macy@gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: quoted-printable
Return-path: <xen-devel-bounces@lists.xensource.com>
Content-Disposition: inline
List-Unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xensource.com>
List-Help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-Subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
Sender: xen-devel-bounces@lists.xensource.com
Errors-To: xen-devel-bounces@lists.xensource.com
To: xen-devel <xen-devel@lists.xensource.com>
List-Id: xen-devel@lists.xenproject.org

At the start of day I enable writable page tables - and they work, but
only when accessed through a separate mapping. FreeBSD's i386 pmap
treats the page tables as an array that is mapped right after
userspace. Can writable page tables be made to work in this context?
  =20
          -Kip