| To: | Stefan Berger <stefanb@xxxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH] [Xend] Grab common lock during domain restore op and security op |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | 2008年3月10日 22:06:38 +0000 |
| Delivery-date: | 2008年3月10日 15:07:55 -0700 |
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| Thread-index: | AciC+wMSQc/xC+7uEdyLvQAX8io7RQ== |
| Thread-topic: | [Xen-devel] [PATCH] [Xend] Grab common lock during domain restore op and security op |
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It seems odd to me that of all update operations that can be performed on a domain by xend, only label-setting needs explicit serialisation against domain restore. What's the underlying problem that this is solving? -- Keir On 10/3/08 21:59, "Stefan Berger" <stefanb@xxxxxxxxxx> wrote: > I am introducing a lock in the path of the domain restore operation. > This lock is acquired when a domain is restored or migrated into a > system. The lock is also acquired during policy operation, i.e., setting > of a domain's label, which prevents changes to the policy during restore > operations. > > Signed-off-by: Stefan Berger <stefanb@xxxxxxxxxx> > > _______________________________________________ > Xen-devel mailing list > Xen-devel@xxxxxxxxxxxxxxxxxxx > http://lists.xensource.com/xen-devel _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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