linux-user: add netlink CARRIER_UP_COUNT/CARRIER_DOWN_COUNT

Error is reported with libuv test suite:

 not ok 311 - udp_multicast_interface6
 # exit code 134
 # Output from process `udp_multicast_interface6`:
 # Unknown host QEMU_IFLA type: 47
 # Unknown host QEMU_IFLA type: 48
 # Unknown host QEMU_IFLA type: 47
 # Unknown host QEMU_IFLA type: 48
 # Unknown host QEMU_IFLA type: 47
 # Unknown host QEMU_IFLA type: 48
 # Unknown host QEMU_IFLA type: 47
 # Unknown host QEMU_IFLA type: 48
 # Unknown host QEMU_IFLA type: 47
 # Unknown host QEMU_IFLA type: 48

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20180627212152.26525-2-laurent@vivier.eu>
1 file changed