Re: [PATCH v5 1/4] LoongArch: Add SCQ support detection

[Xi Ruoyao]

On Fri, 2025-12-12 at 11:55 +0800, George Guo wrote:

> diff --git a/arch/loongarch/kernel/cpu-probe.c b/arch/loongarch/kernel/cpu-probe.c
> index a2060a24b39fd78fa255816fa5518e0ee99b8a8e..47815a55b7b48bbffd4954a9b8bdf7021d7e234d 100644
> --- a/arch/loongarch/kernel/cpu-probe.c
> +++ b/arch/loongarch/kernel/cpu-probe.c
> @@ -201,6 +201,10 @@ static void cpu_probe_common(struct cpuinfo_loongarch *c)
>  		c->options |= LOONGARCH_CPU_PTW;
>  		elf_hwcap |= HWCAP_LOONGARCH_PTW;
>  	}
> +	if (config & CPUCFG2_SCQ)
> +		c->options |= LOONGARCH_CPU_SCQ;
> +	else
> +		pr_warn_once("CPU does NOT support SCQ\n");

IMO this should be a pr_info_once.  CPU lacks SCQ is not anything wrong
thus this shouldn't be a warning.

>  	if (config & CPUCFG2_LSPW) {
>  		c->options |= LOONGARCH_CPU_LSPW;
>  		elf_hwcap |= HWCAP_LOONGARCH_LSPW;

-- 
Xi Ruoyao <xry111@xxxxxxxxxxx>