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Re: [Qemu-devel] [PATCH 2/2 V2] qemu-kvm: fix improper nmi emulation

From: Lai Jiangshan
Subject: Re: [Qemu-devel] [PATCH 2/2 V2] qemu-kvm: fix improper nmi emulation
Date: Fri, 14 Oct 2011 08:53:59 +0800
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.9) Gecko/20100921 Fedora/3.1.4-1.fc14 Thunderbird/3.1.4 
> 
> As explained in some other mail, we could then emulate the missing
> kernel feature by reading out the current in-kernel APIC state, testing
> if LINT1 is unmasked, and then delivering the NMI directly.
> 

Only the thread of the VCPU can safely get the in-kernel LAPIC states,
so this approach will cause some troubles.

Since it is a kernel bug, I think we need to change the kernel.

Thanks,
lai
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