From c101ff585d5b156a1f3461015a9acd73f15a45f6 Mon Sep 17 00:00:00 2001 From: Amit Shah Date: Wed, 20 Jan 2010 00:36:55 +0530 Subject: [PATCH 5/9] virtio-serial-bus: Add ability to hot-unplug ports Signed-off-by: Amit Shah Signed-off-by: Anthony Liguori --- hw/virtio-serial-bus.c | 2 ++ hw/virtio-serial.h | 1 + 2 files changed, 3 insertions(+), 0 deletions(-) diff --git a/hw/virtio-serial-bus.c b/hw/virtio-serial-bus.c index 6d69c56..037864f 100644 --- a/hw/virtio-serial-bus.c +++ b/hw/virtio-serial-bus.c @@ -517,6 +517,8 @@ static int virtser_port_qdev_exit(DeviceState *qdev) VirtIOSerialPort *port = DO_UPCAST(VirtIOSerialPort, dev, &dev->qdev); VirtIOSerial *vser = port->vser; + send_control_event(port, VIRTIO_CONSOLE_PORT_REMOVE, 1); + /* * Don't decrement nr_ports here; thus we keep a linearly * increasing port id. Not utilising an id again saves us a couple diff --git a/hw/virtio-serial.h b/hw/virtio-serial.h index 28ea7da..f297b00 100644 --- a/hw/virtio-serial.h +++ b/hw/virtio-serial.h @@ -51,6 +51,7 @@ struct virtio_console_control { #define VIRTIO_CONSOLE_RESIZE 2 #define VIRTIO_CONSOLE_PORT_OPEN 3 #define VIRTIO_CONSOLE_PORT_NAME 4 +#define VIRTIO_CONSOLE_PORT_REMOVE 5 /* == In-qemu interface == */ -- 1.6.2.5