On Mon, 22 Mar 2021 14:01:52 +0800, Shenming Lu wrote:
> In GICv4.1, migration has been supported except for (directly-injected)
> VLPI. And GICv4.1 Spec explicitly gives a way to get the VLPI's pending
> state (which was crucially missing in GICv4.0). So we make VLPI migration
> capable on GICv4.1 in this series.
>
> In order to support VLPI migration, we need to save and restore all
> required configuration information and pending states of VLPIs. But
> in fact, the configuration information of VLPIs has already been saved
> (or will be reallocated on the dst host...) in vgic(kvm) migration.
> So we only have to migrate the pending states of VLPIs specially.
>
> [...]
Applied to next, thanks!
[1/6] irqchip/gic-v3-its: Add a cache invalidation right after vPE unmapping
commit: 301beaf19739cb6e640ed44e630e7da993f0ecc8
[2/6] irqchip/gic-v3-its: Drop the setting of PTZ altogether
commit: c21bc068cdbe5613d3319ae171c3f2eb9f321352
[3/6] KVM: arm64: GICv4.1: Add function to get VLPI state
commit: 80317fe4a65375fae668672a1398a0fb73eb9023
[4/6] KVM: arm64: GICv4.1: Try to save VLPI state in save_pending_tables
commit: f66b7b151e00427168409f8c1857970e926b1e27
[5/6] KVM: arm64: GICv4.1: Restore VLPI pending state to physical side
commit: 12df7429213abbfa9632ab7db94f629ec309a58b
[6/6] KVM: arm64: GICv4.1: Give a chance to save VLPI state
commit: 8082d50f4817ff6a7e08f4b7e9b18e5f8bfa290d
Cheers,
M.
--
Without deviation from the norm, progress is not possible.
