linux-kernel - Re: [PATCH v7 4/6] pci: Introduce a domain number for pci_host

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Date:	Mon, 07 Apr 2014 19:14:18 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Liviu Dudau <Liviu.Dudau@....com>
Cc:	Bjorn Helgaas <bhelgaas@...gle.com>,
	linux-pci <linux-pci@...r.kernel.org>,
	Catalin Marinas <Catalin.Marinas@....com>,
	Will Deacon <Will.Deacon@....com>,
	linaro-kernel <linaro-kernel@...ts.linaro.org>,
	Arnd Bergmann <arnd@...db.de>,
	LKML <linux-kernel@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	LAKML <linux-arm-kernel@...ts.infradead.org>,
	Tanmay Inamdar <tinamdar@....com>,
	Grant Likely <grant.likely@...retlab.ca>
Subject: Re: [PATCH v7 4/6] pci: Introduce a domain number for
 pci_host_bridge.

On Mon, 2014-04-07 at 09:46 +0100, Liviu Dudau wrote:
> 
> *My* strategy is to get rid of pci_domain_nr(). I don't see why we need
> to have arch specific way of providing the number, specially after looking
> at the existing implementations that return a value from a variable that
> is never touched or incremented. My guess is that pci_domain_nr() was
> created to work around the fact that there was no domain_nr maintainance in
> the generic code.

Well, there was no generic host bridge structure. There is one now, it should
go there.

Cheers,
Ben.
 

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