Hi Wincy,
there is only one thing that I don't understand in this patchset, and it is:
On 16/01/2015 06:59, Wincy Van wrote:
> + /*
> + * if vcpu is in L2, we are fast enough to complete
> + * before L1 changes/destroys vmcs12.
> + */
... this comment. What do you mean exactly?
Paolo
> + local_irq_save(flags);
> + vmcs12 = get_vmcs12(vcpu);
> + if (!is_guest_mode(vcpu) || !vmcs12) {
> + r = -1;
> + goto out;
> + }
> + if (vector == vmcs12->posted_intr_nv &&
> + nested_cpu_has_posted_intr(vmcs12)) {
> + if (vcpu->mode == IN_GUEST_MODE)
> + apic->send_IPI_mask(get_cpu_mask(vcpu->cpu),
> + POSTED_INTR_VECTOR);
> + else {
> + r = -1;
> + goto out;
> + }
> +
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