Messages in this thread | | | Date | Wed, 25 Feb 2015 18:50:11 -0300 | From | Marcelo Tosatti <> | Subject | Re: [v3 24/26] KVM: Update Posted-Interrupts Descriptor when vCPU is blocked |
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On Fri, Dec 12, 2014 at 11:14:58PM +0800, Feng Wu wrote: > This patch updates the Posted-Interrupts Descriptor when vCPU > is blocked. > > pre-block: > - Add the vCPU to the blocked per-CPU list > - Clear 'SN' > - Set 'NV' to POSTED_INTR_WAKEUP_VECTOR > > post-block: > - Remove the vCPU from the per-CPU list > > Signed-off-by: Feng Wu <feng.wu@intel.com> > ---
Don't see this is needed, can use the existing POSTED_INTR_VECTOR:
If in guest mode, IPI will be handled in VMX non-root by performed PIR->IRR transfer.
If outside guest mode, POSTED_INTR_VECTOR IPI will be handled by host which can wakeup the guest (in case it is halted).
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