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Re: [RESEND PATCH v3 0/2] Pass resources to pci_create_bus() and fix MIP

To: Deng-Cheng Zhu <dczhu@mips.com>
Subject: Re: [RESEND PATCH v3 0/2] Pass resources to pci_create_bus() and fix MIPS PCI resources
From: Bjorn Helgaas <bhelgaas@google.com>
Date: Fri, 7 Oct 2011 15:50:49 -0600
Cc: jbarnes@virtuousgeek.org, ralf@linux-mips.org, monstr@monstr.eu, benh@kernel.crashing.org, paulus@samba.org, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@linux-mips.org, eyal@mips.com, zenon@mips.com, dengcheng.zhu@gmail.com
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On Wed, Aug 31, 2011 at 8:48 PM, Deng-Cheng Zhu <dczhu@mips.com> wrote:
> (Resending the patch set to include more arch maintainers.)
>
> Change the pci_create_bus() interface to pass in available resources to get 
> them
> settled down early. This is to avoid possible resource conflicts while doing
> pci_scan_slot() in pci_scan_child_bus(). Note that pcibios_fixup_bus() can get
> rid of such conflicts, but it's done AFTER scanning slots.
>
> In addition, MIPS PCI resources are now fixed using this new interface.

Jesse, I assume these are headed for the 3.2 merge window, right?

Do you have a git tree anywhere where we could check without having to
bother you?

Bjorn

> -- Changes --
> v3 - v2:
> o Do not do fixups for root buses in pcibios_fixup_bus().
> o Skip bus creation when bus resources cannot be allocated.
> o PCI domain/bus numbers added to the error info in controller_resources().
>
> v2 - v1:
> o Merge [PATCH 1/3] to [PATCH 3/3], so now 2 patches in total.
> o Add more info to patch description.
> o Fix arch breaks in default resource setup discovered by Bjorn Helgaas.
>
> Deng-Cheng Zhu (2):
>  PCI: Pass available resources into pci_create_bus()
>  MIPS: PCI: Pass controller's resources to pci_create_bus() in
>    pcibios_scanbus()
>
>  arch/microblaze/pci/pci-common.c |    3 +-
>  arch/mips/pci/pci.c              |   61 
> +++++++++++++++++++++++++++++++++-----
>  arch/powerpc/kernel/pci-common.c |    3 +-
>  arch/sparc/kernel/pci.c          |    3 +-
>  arch/x86/pci/acpi.c              |    2 +-
>  drivers/pci/probe.c              |   15 +++++++--
>  include/linux/pci.h              |    3 +-
>  7 files changed, 73 insertions(+), 17 deletions(-)
>
>

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