linux-kernel - Re: [PATCH 03/11] irqchip / GIC: Add GIC version support in ACPI MADT

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Date:	Wed, 20 May 2015 22:02:12 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Hanjun Guo <hanjun.guo@...aro.org>
cc:	Marc Zyngier <marc.zyngier@....com>,
	Jason Cooper <jason@...edaemon.net>,
	Will Deacon <will.deacon@....com>,
	Catalin Marinas <catalin.marinas@....com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Jiang Liu <jiang.liu@...ux.intel.com>,
	Lorenzo Pieralisi <Lorenzo.Pieralisi@....com>,
	Arnd Bergmann <arnd@...db.de>,
	Tomasz Nowicki <tomasz.nowicki@...aro.org>,
	Grant Likely <grant.likely@...aro.org>,
	Olof Johansson <olof@...om.net>,
	linux-arm-kernel@...ts.infradead.org, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org, linaro-acpi@...ts.linaro.org
Subject: Re: [PATCH 03/11] irqchip / GIC: Add GIC version support in ACPI
 MADT

On Mon, 18 May 2015, Hanjun Guo wrote:
> diff --git a/drivers/acpi/irq.c b/drivers/acpi/irq.c
> index 65d6b93..855ead9 100644
> --- a/drivers/acpi/irq.c
> +++ b/drivers/acpi/irq.c
> @@ -32,6 +32,9 @@ void __init acpi_irqchip_init(void)
>  	if (acpi_disabled)
>  		return;
>  
> +	if (acpi_gic_version_init())
> +		return;

This looks just wrong. acpi_irqchip_init() is a generic ACPI function
and now you stick a GIC specific callback into it?

What calls acpi_irqchip_init?

Thanks,

	tglx
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