This series is extracted from the lastest localhost migration with side channel for ram patch set with comments from Paolo fixed. Send it separately according to his suggestion.
Localhost migration with side channel for ram: http://lists.gnu.org/archive/html/qemu-devel/2013-10/msg02787.html Lei Li (3): QAPI: introduce magration capability unix_page_flipping migration: add migrate_unix_page_flipping() qmp-command.hx: add missing docs for migration capabilites
