Re: [Xen-devel] Linux as 32-bit Dom0?

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 22.11.17 at 15:40, <jgross@xxxxxxxx> wrote:
> On 22/11/17 15:05, Jan Beulich wrote:
>> Jürgen, Boris,
>> 
>> am I trying something that's not allowed, but selectable via Kconfig?
>> On system with multiple IO-APICs (I assume that's what triggers the
>> problem) I get
>> 
>> Kernel panic - not syncing: Max apic_id exceeded!
> 
> Generally I don't think 32 bit dom0 is forbidden, but rarely used. I
> wouldn't be too sad in case we'd decide to drop that support. ;-)
> 
> Can you please be a little bit more specific?
> 
> How many IOAPICs? From the code I guess this is an INTEL system with not
> too recent IOAPIC versions (<0x14)?
> 
> Having a little bit more of the boot log might help, too.

Full log attached, which should answer all questions. This is
a Haswell system, so not too old an IO-APIC flavor I would say.

Jan

Attachment: minicom.Linux-4.14
Description: Binary data

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
https://lists.xen.org/xen-devel