Heiko, can you help us to classify pSeries and iSeries virtualization?
See below. Is it FULL or PARA virtualization? Thanks!
Karel
On Thu, May 22, 2014 at 01:03:43AM +0200, Ruediger Meier wrote:
> > + [HYPER_OS400] = "OS/400",
> > + [HYPER_PHYP] = "pHyp"
> > };
> >
> > const int hv_vendor_pci[] = {
> > @@ -574,6 +577,51 @@ read_hypervisor_cpuid(struct lscpu_desc *desc)
> > static void
> > read_hypervisor_cpuid(struct lscpu_desc *desc __attribute__((__unused__)))
> > {
> > +#ifdef __powerpc__
> > + /* powerpc:
> > + * IBM iSeries: legacy, if /proc/iSeries exists, its para-virtualized on top of OS/400
>
> According to this comment ...
>
> > + * IBM pSeries: always has a hypervisor
> > + * if partition-name is "full", its kind of "bare-metal": full-system-partition
> > + * otherwise its some partition created by Hardware Management Console
> > + * in any case, its always some sort of HVM
> > + * KVM: "linux,kvm" in /hypervisor/compatible indicates a KVM guest
> > + * Xen: not in use, not detected
> > + */
> > + if (path_exist("/proc/iSeries")) {
> > + desc->hyper = HYPER_OS400;
> > + desc->virtype = VIRT_FULL;
>
> ... shouldn't this be VIRT_PARA? Somebody who knows this may correct this.
>
> > + } else if (path_exist(_PATH_PROC_DEVICETREE "/ibm,partition-name")) {
> > + FILE *fd;
> > + desc->hyper = HYPER_PHYP;
> > + desc->virtype = VIRT_FULL;
>
> Maybe more obvious here for pSeries where p seems to stand for para
> http://www.ibm.com/developerworks/aix/library/au-syspvirtualization/index.html?S_TACT=105AGX99&S_CMP=CP
--
Karel Zak <kzak@xxxxxxxxxx>
http://karelzak.blogspot.com
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