block/replication.c | 35 ++++++- docs/COLO-FT.txt | 224 +++++++++++++++++++++++++++++++++------------ docs/block-replication.txt | 28 ++++-- hw/net/cadence_gem.c | 11 ++- hw/net/dp8393x.c | 200 ++++++++++++++++++++++++++-------------- hw/net/e1000e_core.c | 15 +-- hw/net/net_rx_pkt.c | 44 ++++++++- hw/net/net_rx_pkt.h | 6 +- hw/net/trace-events | 4 + include/net/filter.h | 2 + net/filter.c | 92 ++++++++++++++++++- qemu-options.hx | 35 +++++-- tests/test-replication.c | 52 +++++++++++ 13 files changed, 591 insertions(+), 157 deletions(-)