On Fri, Dec 04, 2020 at 12:31:03PM +0300, Andrey Gruzdev wrote: > Introducing implementation of 'background' snapshot thread > which in overall follows the logic of precopy migration > while internally utilizes completely different mechanism > to 'freeze' vmstate at the start of snapshot creation. > > This mechanism is based on userfault_fd with wr-protection > support and is Linux-specific. > > Signed-off-by: Andrey Gruzdev <andrey.gruz...@virtuozzo.com>
Acked-by: Peter Xu <pet...@redhat.com> -- Peter Xu
