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This functionality is obsolete. It was introduced by c/s 39407bed9c into
Xend, but never exposed in libxl.
While not explicitly limited to PV guests, this is PV-only by virtue of its
position in the pagefault handler.
Looking though the XenServer templates, this was used to work around bugs in
the 32bit RHEL/CentOS 4.{5..7} kernels (fixed in 4.8). RHEL 4 as a major
version when out if support in 2017.
Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
Acked-by: Wei Liu <wl@xen.org>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
The file test.py here is from the Zope project, and is Copyright (c) 2001, 2002 Zope Corporation and Contributors. This file is released under the Zope Public License, version 2.0, a copy of which is in the file ZPL-2.0.