Re: [PATCH] KVM: x86: don't notify userspace IOAPIC on edge-triggered interrupt EOI

From: linmiaohe
Date: Tue Feb 18 2020 - 20:39:39 EST


Vitaly Kuznetsov <vkuznets@xxxxxxxxxx> writes:
>linmiaohe <linmiaohe@xxxxxxxxxx> writes:
>
>> Vitaly Kuznetsov <vkuznets@xxxxxxxxxx> writes:
>>>linmiaohe <linmiaohe@xxxxxxxxxx> writes:
>>
>> Yeh, there may be a buggy userspace hidden from this unexpected EOI
>> notifications. It may not be worth enough to fix it as we may spend many time to catch the bug.
>> Perhaps we should only remove the pointless checking of irq->level for
>> cleanup. :)
>
>I'm feeling brave so in case nobody expresses any particular concerns let's just fix it :-)
>

Sounds good. :)