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

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Message-ID: <20170626173810.GW658@rric.localdomain>
Date:   Mon, 26 Jun 2017 19:38:10 +0200
From:   Robert Richter <rric@...nel.org>
To:     Marc Zyngier <marc.zyngier@....com>
Cc:     Ganapatrao Kulkarni <ganapatrao.kulkarni@...ium.com>,
        linux-acpi@...r.kernel.org, devel@...ica.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        lorenzo.pieralisi@....com, jason@...edaemon.net,
        catalin.marinas@....com, jnair@...iumnetworks.com,
        will.deacon@....com, tglx@...utronix.de
Subject: Re: [Devel] [PATCH v4 2/2] acpi, gicv3-its, numa: Adding numa node
 mapping for gic-its units

On 22.06.17 15:49:25, Marc Zyngier wrote:
> 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@...ium.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)

The struct name was changed :/

 s/acpi_srat_its_affinity/acpi_srat_gic_its_affinity/

You need to update this too.

-Robert

> 
> matching what is currently in -next.
> 
> Thanks,
> 
> 	M.
> -- 
> Jazz is not dead. It just smells funny...
> _______________________________________________
> Devel mailing list
> Devel@...ica.org
> https://lists.acpica.org/mailman/listinfo/devel

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