linux-kernel - Re: [V10 PATCH 2/2] irqchip: gicv2m: Add supports for ARM GICv2m MSI(-X)

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Message-ID: <alpine.DEB.2.11.1411060146050.24960@nanos>
Date:	Thu, 6 Nov 2014 01:49:21 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Suravee Suthikulanit <suravee.suthikulpanit@....com>
cc:	Jiang Liu <jiang.liu@...ux.intel.com>, marc.zyngier@....com,
	mark.rutland@....com, jason@...edaemon.net,
	Catalin.Marinas@....com, Will.Deacon@....com, liviu.dudau@....com,
	Harish.Kasiviswanathan@....com,
	linux-arm-kernel@...ts.infradead.org, linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
	devicetree@...r.kernel.org
Subject: Re: [V10 PATCH 2/2] irqchip: gicv2m: Add supports for ARM GICv2m
 MSI(-X)

On Wed, 5 Nov 2014, Suravee Suthikulanit wrote:
> On 11/5/2014 6:05 PM, Suravee Suthikulanit wrote:
> > - Overall, it seems that msi_domain_alloc() could be quite different
> > across architectures. Would it be possible to declare this function as
> > weak, and allow arch to override (similar to arch_setup_msi_irq)?
> 
> Actually, declaring "msi_domain_ops" as non-static, and allow other code to
> override the .alloc and .free?

Why do you want to do that?

Thanks,

	tglx
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