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Re: [Qemu-devel] [PATCH 2/2 V2] qemu-kvm: fix improper nmi emulation
From: |
Jan Kiszka |
Subject: |
Re: [Qemu-devel] [PATCH 2/2 V2] qemu-kvm: fix improper nmi emulation |
Date: |
Fri, 14 Oct 2011 07:53:06 +0200 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
On 2011-10-14 02:53, Lai Jiangshan wrote:
>
>>
>> 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.
run_on_cpu() can help.
Jan
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- [Qemu-devel] [PATCH] qemu-kvm: fix improper nmi emulation (was: Re: [PATCH] qemu: Fix inject-nmi), Lai Jiangshan, 2011/10/10
- Re: [Qemu-devel] [PATCH] qemu-kvm: fix improper nmi emulation, Jan Kiszka, 2011/10/10
- Re: [Qemu-devel] [PATCH] qemu-kvm: fix improper nmi emulation, Andreas Färber, 2011/10/10
- [Qemu-devel] [PATCH 1/2 V2] qemu-kvm: Synchronize kernel headers, Lai Jiangshan, 2011/10/11
- [Qemu-devel] [PATCH 2/2 V2] qemu-kvm: fix improper nmi emulation, Lai Jiangshan, 2011/10/11
- Re: [Qemu-devel] [PATCH 2/2 V2] qemu-kvm: fix improper nmi emulation, Jan Kiszka, 2011/10/11
- Re: [Qemu-devel] [PATCH 2/2 V2] qemu-kvm: fix improper nmi emulation, Lai Jiangshan, 2011/10/13
- Re: [Qemu-devel] [PATCH 2/2 V2] qemu-kvm: fix improper nmi emulation,
Jan Kiszka <=
- [Qemu-devel] [PATCH 1/1 V4] qemu-kvm: fix improper nmi emulation, Lai Jiangshan, 2011/10/14
- Re: [Qemu-devel] [PATCH 1/1 V4] qemu-kvm: fix improper nmi emulation, Jan Kiszka, 2011/10/14
- Re: [Qemu-devel] [PATCH 1/1 V4] qemu-kvm: fix improper nmi emulation, Lai Jiangshan, 2011/10/14
- Re: [Qemu-devel] [PATCH 1/1 V4] qemu-kvm: fix improper nmi emulation, Jan Kiszka, 2011/10/14
- [Qemu-devel] [PATCH 1/2 V5] qemu-kvm: Synchronize kernel headers, Lai Jiangshan, 2011/10/14
- [Qemu-devel] [PATCH 1/1 V5] kernel/kvm: introduce KVM_SET_LINT1 and fix improper nmi emulation, Lai Jiangshan, 2011/10/14
- Re: [Qemu-devel] [PATCH 1/1 V5] kernel/kvm: introduce KVM_SET_LINT1 and fix improper nmi emulation, Jan Kiszka, 2011/10/14
- Re: [Qemu-devel] [PATCH 1/1 V5] kernel/kvm: introduce KVM_SET_LINT1 and fix improper nmi emulation, Lai Jiangshan, 2011/10/14
- Re: [Qemu-devel] [PATCH 1/1 V5] kernel/kvm: introduce KVM_SET_LINT1 and fix improper nmi emulation, Jan Kiszka, 2011/10/14
- Re: [Qemu-devel] [PATCH 1/1 V5] kernel/kvm: introduce KVM_SET_LINT1 and fix improper nmi emulation, Avi Kivity, 2011/10/16