[PATCH v4 2/2] acpi, gicv3-its, numa: Adding numa node mapping for gic-its units

Marc Zyngier marc.zyngier at arm.com
Thu Jun 22 07:49:25 PDT 2017


On 22/06/17 07:10, Ganapatrao Kulkarni wrote:
> Add code to parse SRAT ITS Affinity sub table as defined in ACPI 6.2.
> Later in per device probe, ITS devices are mapped to numa node using
> ITS Id to proximity domain mapping.
> 
> Signed-off-by: Ganapatrao Kulkarni <ganapatrao.kulkarni at cavium.com>
> ---
>  drivers/irqchip/irq-gic-v3-its.c | 75 +++++++++++++++++++++++++++++++++++++++-
>  1 file changed, 74 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
> index 45ea1933..1c21e01 100644
> --- a/drivers/irqchip/irq-gic-v3-its.c
> +++ b/drivers/irqchip/irq-gic-v3-its.c
> @@ -1833,6 +1833,77 @@ static int __init its_of_probe(struct device_node *node)
>  
>  #define ACPI_GICV3_ITS_MEM_SIZE (SZ_128K)
>  
> +#ifdef CONFIG_ACPI_NUMA

So given that there is a dependency issue between the irqchip and apcica
trees, I plan on taking this patch with the following change:

#if defined(CONFIG_ACPI_NUMA) && (ACPI_CA_VERSION >= 0x20170531)

matching what is currently in -next.

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...



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