linux-kernel - Re: [PATCH 3/3] arch/tile: tilegx PCI root complex support

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Message-ID: <CAE9FiQUBh-cWnQ4MQ2Cy_BH3wn0+9GV+9AfrV-zHD0nHh3T2mA@mail.gmail.com>
Date:	Tue, 19 Jun 2012 13:07:30 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	Chris Metcalf <cmetcalf@...era.com>, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org, Bjorn Helgaas <bhelgaas@...gle.com>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	Myron Stowe <myron.stowe@...hat.com>,
	Arnd Bergmann <arnd@...db.de>, Jiri Kosina <jkosina@...e.cz>,
	Joe Perches <joe@...ches.com>,
	David Howells <dhowells@...hat.com>
Subject: Re: [PATCH 3/3] arch/tile: tilegx PCI root complex support

On Tue, Jun 19, 2012 at 12:50 PM, Geert Uytterhoeven
<geert@...ux-m68k.org> wrote:
> Hi Chris,
>
> On Sat, Apr 7, 2012 at 11:10 PM, Chris Metcalf <cmetcalf@...era.com> wrote:
>> This change implements PCIe root complex support for tilegx using
>> the kernel support layer for accessing the TRIO hardware shim.
>
>> --- /dev/null
>> +++ b/arch/tile/kernel/pci_gx.c
>
>> +               bus = pci_scan_bus(0, controller->ops, controller);
>> +               controller->root_bus = bus;
>> +               controller->last_busno = bus->subordinate;
>
> As of commit 3527ed81ca01bbaf09df952e68528377a9cd092f
> ("PCI: remove secondary/subordinate in struct pci_bus") in linux-next, the
> "subordinate" field no longer exists:
>
> http://kisskb.ellerman.id.au/kisskb/buildresult/6546355/
> arch/tile/kernel/pci_gx.c:852:31: error: 'struct pci_bus' has no
> member named 'subordinate'
> make[3]: *** [arch/tile/kernel/pci_gx.o] Error 1

could changed to be
                   contoller->last_busno = bus->busn.end;

Thanks

Yinghai
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