* remotes/qmp-unstable/queue/qmp: Add HMP command "info memory-devices" qemu-socket: Eliminate silly QERR_ macros qemu-socket: Polish errors for connect() and listen() failure qemu-iotests: Test missing "driver" key for blockdev-add tests: add QMP input visitor test for unions with no discriminator qapi: dealloc visitor, implement visit_start_union qapi: add visit_start_union and visit_end_union virtio-balloon: fix integer overflow in memory stats feature monitor: Reset HMP mon->rs in CHR_EVENT_OPEN Signed-off-by: Peter Maydell <peter.maydell@linaro.org>