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