Mailinglist Archive: opensuse-virtual (14 mails)

[PGNet Dev <pgnet.dev+osvm@xxxxxxxxx>]

hi jan,

On Mon, Aug 17, 2009 at 12:15 AM, Jan Beulich<JBeulich@xxxxxxxxxx> wrote:
> > > > PGNet Dev <pgnet.dev+osvm@xxxxxxxxx> 14.08.09 00:24 >>>
> Depends on what you mean by "verify" here:
> The hypervisor/tools
> should tell you whether the IOMMU is enabled (and being used). I don't
> think there are any tests that you could run - at least I'm unaware of
> any. Just like with other hard-/software, you'll have to trust it does
> what it promises, and report any observation hinting at this not being
> the case.

heh, i usually tend towards "trust, but verify", myself ;-)

i'll have to dig a bit to figure out what those hints might bein the
first place.  if i find nothing, looks like we'd have to code an
attempt of x-guest DMA access ourselves.

thanks!
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