libvhost-user: Open userfaultfd
commit2a84ffc0be7e54f2f4b76cb3ebfdde0b37bba9f0
authorDr. David Alan Gilbert <dgilbert@redhat.com>
Mon, 12 Mar 2018 17:21:03 +0000 (12 17:21 +0000)
committerMichael S. Tsirkin <mst@redhat.com>
Tue, 20 Mar 2018 03:03:27 +0000 (20 05:03 +0200)
tree6f14b50e56fb97f95c2db8c33cf8b56ba5d2678f
parentd6e47717b028f0404073d9c60f2fa50d79252333
libvhost-user: Open userfaultfd

Open a userfaultfd (on a postcopy_advise) and send it back in
the reply to the qemu for it to monitor.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
contrib/libvhost-user/libvhost-user.c
contrib/libvhost-user/libvhost-user.h