Andrew Cooper writes ("[PATCH v7 01/10] xen+tools: Introduce
XEN_SYSCTL_PHYSCAP_vmtrace"):
> We're about to introduce support for Intel Processor Trace, but similar
> functionality exists in other platforms.
>
> Aspects of vmtrace can reasonably can be common, so start with
> XEN_SYSCTL_PHYSCAP_vmtrace and plumb the signal from Xen all the way down into
> `xl info`.Acked-by: Ian Jackson <ian.jack...@eu.citrix.com>
