Re: KVM Arm Device passthrough and linux-rt

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On Tue, 4 Jun 2019 14:53:26 +0100
Marc Zyngier <marc.zyngier@xxxxxxx> wrote:

> That's to prevent the injection of an interrupt firing on the same CPU
> while we're saving the corresponding vcpu interrupt context, among other
> things (the whole guest exit path runs with interrupt disabled in order
> to avoid this kind of thing).

Can't we use a per_cpu local lock for this?

-- Steve
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