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Re: [Xen-devel] determining if kernel is dom0 kernel or not.
| To: | Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] determining if kernel is dom0 kernel or not. |
| From: | Keir Fraser <keir@xxxxxxxxxxxxx> |
| Date: | Wed, 11 Jul 2007 22:39:17 +0100 |
| Cc: | xendevel <xen-devel@xxxxxxxxxxxxxxxxxxx>, jd <jdsw2002@xxxxxxxxx> |
| Delivery-date: | Wed, 11 Jul 2007 14:33:56 -0700 |
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| Thread-index: | AcfEA+6ULVJCyi/3EdyMDAAWy6hiGQ== |
| Thread-topic: | [Xen-devel] determining if kernel is dom0 kernel or not. |
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On 11/7/07 21:38, "Ian Campbell" <Ian.Campbell@xxxxxxxxxxxxx> wrote: > On Wed, 2007-07-11 at 20:18 +0100, Keir Fraser wrote: >> If you want to detect dom0 specifically then that's trickier -- >> /proc/xen/privcmd for example exists even in a domU, if the kernel is >> dom0-capable. You'd have to be root and then try a privileged hypercall. :-) > > Doesn't /proc/xen/capabilities contain something different on dom0 vs. > domU? Oh yes, of course. It contains 'control_d' if you are dom0. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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