Re: [PATCH v8 3/3] irqchip/loongson-eiointc: Add extioi virt extension support

From: Thomas Gleixner
Date: Wed Oct 02 2024 - 09:44:01 EST


On Wed, Sep 11 2024 at 17:11, Huacai Chen wrote:
> Hi, Thomas,
>
> On Fri, Aug 30, 2024 at 5:32 PM Bibo Mao <maobibo@xxxxxxxxxxx> wrote:
>>
>> Interrupts can be routed to maximal four virtual CPUs with one HW
>> EIOINTC interrupt controller model, since interrupt routing is encoded with
>> CPU bitmap and EIOINTC node combined method. Here add the EIOINTC virt
>> extension support so that interrupts can be routed to 256 vCPUs on
>> hypervisor mode. CPU bitmap is replaced with normal encoding and EIOINTC
>> node type is removed, so there are 8 bits for cpu selection, at most 256
>> vCPUs are supported for interrupt routing.
> This patch is OK for me now, but seems it depends on the first two,
> and the first two will get upstream via loongarch-kvm tree. So is that
> possible to also apply this one to loongarch-kvm with your Acked-by?

Go ahead.

Reviewed-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>