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authorAmit Shah <amit.shah@redhat.com>2010-01-20 00:36:55 +0530
committerAnthony Liguori <aliguori@us.ibm.com>2010-01-20 08:25:23 -0600
commitf146ec9a6dccc28b826f08f9dbb341218355d8bb (patch)
treec4707b6b3d6f9d5f4737eccd2909f29084a8121d
parent160600fd137a3a6f0d6a09579cf2282152f842ab (diff)
virtio-serial-bus: Add ability to hot-unplug ports
Signed-off-by: Amit Shah <amit.shah@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
-rw-r--r--hw/virtio-serial-bus.c2
-rw-r--r--hw/virtio-serial.h1
2 files changed, 3 insertions, 0 deletions
diff --git a/hw/virtio-serial-bus.c b/hw/virtio-serial-bus.c
index 7e100d0def..403268fa30 100644
--- a/hw/virtio-serial-bus.c
+++ b/hw/virtio-serial-bus.c
@@ -520,6 +520,8 @@ 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 28ea7da8b7..f297b00689 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 == */