Re: [QEMU PATCH] x86: Set maximum APIC ID to KVM prior to vCPU creation

On Fri, May 20, 2022 at 02:39:28PM +0800, Zeng Guang wrote: >Specify maximum possible APIC ID assigned for current VM session prior to >the creation of vCPUs. KVM need set up VM-scoped data structure indexed by >the APIC ID, e.g. Posted-Interrupt Descriptor table to support Intel IPI

[QEMU PATCH] x86: Set maximum APIC ID to KVM prior to vCPU creation

Specify maximum possible APIC ID assigned for current VM session prior to the creation of vCPUs. KVM need set up VM-scoped data structure indexed by the APIC ID, e.g. Posted-Interrupt Descriptor table to support Intel IPI virtualization. It can be achieved by calling KVM_ENABLE_CAP for