[Xen-devel] Ping: revert commit e4fd0475 ("hvmloader: always include HPET table")

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 03.07.13 at 13:45, Paolo Bonzini <pbonzini@xxxxxxxxxx> wrote:
> Il 03/07/2013 13:43, Jan Beulich ha scritto:
>> Windows SVVP tests requiring a HPET ACPI table is in my opinion
>> not a valid reason to always expose that table - respective tests
>> should be run with "hpet=1" in the guest config file.
>> 
>> The problem here is that at least with qemu-traditional, which
>> by default doesn't appear to emulate a HPET,
> 
> Isn't the HPET emulated in the hypervisor anyway?
> 
>> the advertising
>> here can mislead an OS to believe that there actually is a usable
>> HPET, which isn't true when neither Xen nor qemu emulate one.
>> This ie being observed in reality: SLES9, being 2.6.5 based,
>> doesn't have enough checking to notice that the HPET doesn't
>> actually work.
> 
> Fair enough, the oldest I tested at the time was 2.6.9.

Any opinion on this, Keir? You're the defacto maintainer of
hvmloader (perhaps worth an explicit entry in MAINTAINERS), so
I'd need your ack for reverting said change.

Alternatively, Ian, Ian, Stefano - any opinion (as this is formally
living under tools/)?

Jan


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