Messages in this thread | | | From | Vitaly Kuznetsov <> | Subject | Re: [PATCH] KVM: lapic: stop advertising DIRECTED_EOI when in-kernel IOAPIC is in use | Date | Mon, 05 Mar 2018 11:29:46 +0100 |
| |
Vitaly Kuznetsov <vkuznets@redhat.com> writes:
> Devices which use level-triggered interrupts under Windows 2016 with > Hyper-V role enabled don't work: Windows disables EOI broadcast in SPIV > unconditionally. Our in-kernel IOAPIC implementation emulates an old IOAPIC > version which has no EOI register so EOI never happens. > > The issue was discovered and discussed a while ago: > https://www.spinics.net/lists/kvm/msg148098.html >
Radim, Paolo,
do we have a consensus here? (I wouldn't mind re-writing commit message in case you think we shouldn't blame Windows, I just want to have the annoying bug fixed :-)
-- Vitaly
| |