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Re: [Xen-devel] [PATCH, RFC] Add sysctl to HVM hypercall table
| To: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH, RFC] Add sysctl to HVM hypercall table |
| From: | Daniel De Graaf <dgdegra@xxxxxxxxxxxxx> |
| Date: | Wed, 08 Sep 2010 12:00:06 -0400 |
| Cc: | xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | Wed, 08 Sep 2010 09:15:12 -0700 |
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| In-reply-to: | <C8ACFC11.125AF%keir.fraser@xxxxxxxxxxxxx> |
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| Organization: | National Security Agency |
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On 09/08/2010 11:38 AM, Keir Fraser wrote: > On 08/09/2010 08:20, "Daniel De Graaf" <dgdegra@xxxxxxxxxxxxx> wrote: > >> The sysctl hypercall should be callable from HVM guests. > > Why? > > K. I would like to be able to call xc_domain_getinfolist from an HVM driver domain. This uses the XEN_SYSCTL_getdomaininfolist sysctl. >> >> It may be useful to add all (or almost all) hypercalls to the HVM >> hypercall table, rather than adding them one at a time when it is found >> that a useful one is missing. While a few hypercalls don't make sense >> when calling from HVM, any call that can interact with global xen state >> or another domain could be useful to an HVM driver domain. Thoughts? > > -- Daniel De Graaf National Security Agency _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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