[libvirt] [PATCH v12] support offline migration

[li guang]

在 2012-11-02五的 12:10 +0000，Daniel P. Berrange写道：
> On Fri, Nov 02, 2012 at 09:30:27AM +0800, liguang wrote:
> > original migration did not aware of offline case,
> > so, try to support offline migration quietly
> > (did not disturb original migration) by pass
> > VIR_MIGRATE_OFFLINE flag to migration APIs if only
> > the domain is really inactive, and
> > migration process will not puzzled by domain
> > offline and exit unexpectedly.
> > these changes did not take care of disk images the
> > domain required, for them could be transferred by
> > other APIs as suggested, then VIR_MIGRATE_OFFLINE
> > should not combined with VIR_MIGRATE_NON_SHARED_*.
> > if you want a persistent migration,
> > you should  do "virsh migrate --persistent" youself.
> > 
> > v12:
> > rebased for conflicting with commit 2f3e2c0c434218a3d656c08779cb98b327170e11,
> > and take in some messages from Doug Goldstein's patch
> > https://www.redhat.com/archives/libvir-list/2012-October/msg00957.html
> 
> Great, the patch is now behaving exactly as I expect. I've only
> one question - in the logs of libvirtd on the target host I always
> see a warning message:
> 
>   2012-11-02 12:07:08.789+0000: 31375: warning : qemuDomainObjSetJobPhase:690 : 'migration in' async job is owned by thread 31374
> 
> I'm not sure what we're doing to trigger it, but I think we need
> to find out & avoid it.
> 

OK, found it, will fix.
 
> I would ack the patch if we can fix the warning
> 
> Daniel

-- 
liguang    lig.fnst at cn.fujitsu.com
FNST linux kernel team