On 09/24/2010 01:28 PM, Ian Campbell wrote:
>> I think the Intel MCE people have made NMI work in pvops, but I didn't
>> look closely.
>>
>> But from a pvops perspective, I think the tricky part is sending an NMI
>> rather than receiving.
> It's not just "HYPERVISOR_vcpu_op(VCPUOP_send_nmi, cpu, NULL)"?
That part's simple, but how to expose it in pvops? A "send NMI" would
be the lowest-level version, but not very generic. We could do
something like "dump all CPU backtraces" as a high-level operation
without needing any NMIs/IPIs.
J
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