Re: [PATCH kvm-unit-tests] arm/arm64: fix gicv3-active test

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On Tue, Jan 09, 2018 at 07:54:29PM +0100, Andrew Jones wrote:
> GICR_ICACTIVER0 (aka GICD_ICACTIVER) is based of the SGI_base,
> not the RD_base.
> 
> Signed-off-by: Andrew Jones <drjones@xxxxxxxxxx>
> ---
>  arm/gic.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arm/gic.c b/arm/gic.c
> index a945f7ab8385..5dd958e8b66b 100644
> --- a/arm/gic.c
> +++ b/arm/gic.c
> @@ -274,7 +274,7 @@ static void ipi_clear_active_handler(struct pt_regs *regs __unused)
>  		if (gic_version() == 2)
>  			base = gicv2_dist_base();
>  		else
> -			base = gicv3_redist_base();
> +			base = gicv3_sgi_base();

Shouldn't this be:
		if (gic_version() == 2)
			base = gicv2_dist_base();
		else if (irqnr < GIC_NR_PRIVATE_IRQS)
			base = gicv3_sgi_base();
		else
			base = gicv3_dist_base();


Which would support all IRQs ?

Thanks,
-Christoffer

>  
>  		writel(val, base + GICD_ICACTIVER);
>  
> -- 
> 2.13.6
> 



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