Re: [Xen-devel] Xen 4.2.0-rc4 issues with DVB tuner

[Keir Fraser <keir.xen@xxxxxxxxx>]

On 18/09/2012 09:41, "Javier Marcet" <jmarcet@xxxxxxxxx> wrote:

> What I don´t understand is how graphics pass through even works
and a tuner
> card has problems due to the introduced latencies in the
IRQs.

Do you have
> any more info about this?

In this respect sound is harder than graphics. Try pinning your dom0 to a
CPU core, and set affinities on other domains so that dom0 does not compete
for the core with any other domains.

 -- Keir



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