On 11/03/2010 05:13 AM, Daniel Veillard wrote:
On Tue, Nov 02, 2010 at 07:14:19PM -0400, Stefan Berger wrote:
V2:
- removed change from virDomainNetDefFormat. The reported
problem also does not occur.
During a shutdown/restart cycle libvirtd forgot the macvtap device
name that it had created on behalf of a VM so that a stale macvtap
device remained on the host when the VM terminated. Libvirtd has to
actively tear down a macvtap device and it uses its name for
identifying which device to tear down.
The solution is to not blank out the<target dev='...'/> completely,
but only blank it out on VMs that are not active. So, if a VM is
active, the device name makes it into the XML and is also being
parsed. If a VM is not active, the device name is discarded.
Signed-off-by: Stefan Berger<stefanb@xxxxxxxxxx>
---
src/conf/domain_conf.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
Index: libvirt-acl/src/conf/domain_conf.c
===================================================================
--- libvirt-acl.orig/src/conf/domain_conf.c
+++ libvirt-acl/src/conf/domain_conf.c
@@ -2343,7 +2343,8 @@ virDomainNetDefParseXML(virCapsPtr caps,
def->data.direct.linkdev = dev;
dev = NULL;
- VIR_FREE(ifname);
+ if ((flags& VIR_DOMAIN_XML_INACTIVE))
+ VIR_FREE(ifname);
break;
Looks fine to me now,
ACK,
Pushed.
Thanks
Stefan
Daniel
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