| To: | Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>, Yosuke Iwamatsu <y-iwamatsu@xxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH] ioemu: Get guest uuid from xenstore |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | 2009年1月19日 18:16:30 +0000 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | 2009年1月19日 10:16:32 -0800 |
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| Thread-topic: | [Xen-devel] [PATCH] ioemu: Get guest uuid from xenstore |
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On 19/01/2009 18:02, "Ian Jackson" <Ian.Jackson@xxxxxxxxxxxxx> wrote: > I don't think this patch is safe. /local/domain/<domid>/vm is > owned by (and thus writeable by) the domain in question. We need a > trustworthy copy of this information. Perhaps worth checking with a xenstore-ls -p, or a xenstore-write attempt within a domU, but the vm node should be owned by dom0 and read-only by the domU. The recent xenstore permissions fixes should ensure that. So the patch should be safe and if it's not it's a xend bug that needs fixing. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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