Add CPR support for tap with/without vhost.
Works for cpr-exec and cpr-transfer.

Steve Sistare (6):
  Revert "vhost-backend: remove vhost_kernel_reset_device()"
  tap: common return label
  tap: fix net_init_tap() return code
  migration: cpr_get_fd_param helper
  tap: cpr support
  tap: postload fix for cpr

 hw/net/virtio-net.c       |  20 +++++++
 hw/virtio/vhost-backend.c |   6 +++
 include/migration/cpr.h   |   2 +
 include/net/tap.h         |   1 +
 migration/cpr.c           |  26 ++++++++++
 net/tap.c                 | 130 ++++++++++++++++++++++++++++++++++------------
 6 files changed, 151 insertions(+), 34 deletions(-)

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1.8.3.1