[libvirt] [PATCH 1/2] qemu: cold-plug of sound
With this patch users can cold plug some sound devices.
use "virsh attach-device vm sound.xml --config" command.
Consider the following sound.xml for a domain:
<sound model='ich6'>
<address type='pci' domain='0x0000' bus='0x00'
slot='xxx' function='0'/>
</sound>
Signed-off-by: Jidong Xia <xiajidong(a)cmss.chinamobile.com>
---
src/qemu/qemu_driver.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index bc0ede2..8e7156c 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -8266,6 +8266,7 @@ qemuDomainAttachDeviceConfig(virDomainDefPtr vmdef,
{
virDomainDiskDefPtr disk;
virDomainNetDefPtr net;
+ virDomainSoundDefPtr sound;
virDomainHostdevDefPtr hostdev;
virDomainLeaseDefPtr lease;
virDomainControllerDefPtr controller;
@@ -8300,6 +8301,13 @@ qemuDomainAttachDeviceConfig(virDomainDefPtr vmdef,
dev->data.net = NULL;
break;
+ case VIR_DOMAIN_DEVICE_SOUND:
+ sound = dev->data.sound;
+ if (VIR_APPEND_ELEMENT(vmdef->sounds, vmdef->nsounds, sound) < 0)
+ return -1;
+ dev->data.sound = NULL;
+ break;
+
case VIR_DOMAIN_DEVICE_HOSTDEV:
hostdev = dev->data.hostdev;
if (virDomainHostdevFind(vmdef, hostdev, NULL) >= 0) {
@@ -8434,7 +8442,6 @@ qemuDomainAttachDeviceConfig(virDomainDefPtr vmdef,
VIR_STEAL_PTR(vmdef->vsock, dev->data.vsock);
break;
- case VIR_DOMAIN_DEVICE_SOUND:
case VIR_DOMAIN_DEVICE_VIDEO:
case VIR_DOMAIN_DEVICE_GRAPHICS:
case VIR_DOMAIN_DEVICE_HUB:
--
1.8.3.1