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SubjectRe: [PATCH 08/13] xen/pvticketlock: disable interrupts while blocking
> Or are you saying an NMI in an idle system will have the same %rip thus
> falsely detecting a back-to-back NMI?

Yup.

Another problem is very long running instructions, like WBINVD and some others.
If there's a high frequency NMI it may well hit multiple times in a single
instance.

-Andi

--
ak@linux.intel.com -- Speaking for myself only.


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