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

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Message-ID: <2fb27579-5a4d-8bcc-db08-8942960dc07e@loongson.cn>
Date: Tue, 22 Oct 2024 17:17:03 +0800
From: maobibo <maobibo@...ngson.cn>
To: Thomas Gleixner <tglx@...utronix.de>, Huacai Chen <chenhuacai@...nel.org>
Cc: Tianrui Zhao <zhaotianrui@...ngson.cn>, WANG Xuerui <kernel@...0n.name>,
 kvm@...r.kernel.org, loongarch@...ts.linux.dev,
 linux-kernel@...r.kernel.org, virtualization@...ts.linux.dev,
 x86@...nel.org, Song Gao <gaosong@...ngson.cn>
Subject: Re: [PATCH v8 3/3] irqchip/loongson-eiointc: Add extioi virt
 extension support

Hi Huacai/Thomas,

Sorry for the ping message :(

Can this patch be applied int next RC version?

Regards
Bibo Mao

On 2024/10/2 下午9:42, Thomas Gleixner wrote:
> 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@...ngson.cn> 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@...utronix.de>
>