Commit f146ec9a authored by Amit Shah's avatar Amit Shah Committed by Anthony Liguori
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virtio-serial-bus: Add ability to hot-unplug ports 



Signed-off-by: default avatarAmit Shah <amit.shah@redhat.com>
Signed-off-by: default avatarAnthony Liguori <aliguori@us.ibm.com>
parent 160600fd

hw/virtio-serial-bus.c

+2 −0
Original line number Diff line number Diff line
@@ -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

hw/virtio-serial.h

+1 −0
Original line number Diff line number Diff line
@@ -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 == */