From patchwork Thu Jan 7 07:31:44 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [6/8] virtio-serial-bus: Add ability to hot-unplug ports Date: Wed, 06 Jan 2010 21:31:44 -0000 From: Amit Shah X-Patchwork-Id: 42403 Message-Id: <1262849506-27132-7-git-send-email-amit.shah@redhat.com> To: qemu-devel@nongnu.org Cc: Amit Shah Signed-off-by: Amit Shah --- 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 c947143..6b3273d 100644 --- a/hw/virtio-serial-bus.c +++ b/hw/virtio-serial-bus.c @@ -850,6 +850,8 @@ 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 acb601d..13f6989 100644 --- a/hw/virtio-serial.h +++ b/hw/virtio-serial.h @@ -61,6 +61,7 @@ struct virtio_console_header { #define VIRTIO_CONSOLE_PORT_NAME 4 #define VIRTIO_CONSOLE_THROTTLE_PORT 5 #define VIRTIO_CONSOLE_CACHE_BUFFERS 6 +#define VIRTIO_CONSOLE_PORT_REMOVE 7 /* == In-qemu interface == */