openvz: Add support for VSwap containers
openvz: Add support for VSwap containers

RHEL6-based OpenVZ kernel have support for a new memory management
model called VSwap. For VSwap containers, the vmguarpages and
privvmpages configuration parameters are replaced by the physpages
parameter.

siboulet/libvirt-openvz,siboulet/libvirt-openvz,siboulet/libvirt-openvz,siboulet/libvirt-openvz,siboulet/libvirt-openvz