linux-kernel - Re: [PATCH v3] irqchip/loongson-eiointc: Add extioi virt extension support

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Date: Tue, 25 Jun 2024 21:34:27 +0200
From: Thomas Gleixner <tglx@...utronix.de>
To: Huacai Chen <chenhuacai@...nel.org>, Song Gao <gaosong@...ngson.cn>
Cc: linux-kernel@...r.kernel.org, jiaxun.yang@...goat.com, maobibo@...ngson.cn
Subject: Re: [PATCH v3] irqchip/loongson-eiointc: Add extioi virt extension
 support

On Tue, Jun 25 2024 at 22:19, Huacai Chen wrote:
>>  static int cpu_to_eio_node(int cpu)
>>  {
>> -       return cpu_logical_map(cpu) / CORES_PER_EIO_NODE;
>> +       int cores = cpu_has_hypervisor ? MAX_CORES_PER_EIO_NODE : CORES_PER_EIO_NODE;
> I think the correct condition is not cpu_has_hypervisor, but something
> read from the virtual registers?

I dropped the commit for now until this is sorted out.

Thanks,

        tglx