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Date: Tue, 1 May 2012 12:28:26 -0700
Message-ID: <CAE9FiQVgDQO0ZUbYr_KC2byM6J+Y_RUT=Xpcf-Atay7_tgOFTg@mail.gmail.com>
Subject: Re: [PATCH -v11 04/30] PCI: Add busn_res into struct pci_bus.
From: Yinghai Lu <yinghai@kernel.org>
To: Bjorn Helgaas <bhelgaas@google.com>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Tony Luck <tony.luck@intel.com>, David Miller <davem@davemloft.net>,
        x86 <x86@kernel.org>, Dominik Brodowski <linux@dominikbrodowski.net>,
        Andrew Morton <akpm@linux-foundation.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arch@vger.kernel.org
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On Tue, May 1, 2012 at 8:40 AM, Bjorn Helgaas <bhelgaas@google.com> wrote:
>>> bridge's Subordinate Bus Number in config space == bus->subordinate ==
>>> bus->busn_res.end (correct me if I'm wrong). ?I don't like the
>>> redundancy in this case.
>>
>> there are about 70 bus->subordinate reference and 40 bus->secondary reference.
>>
>> could try to update them in following patch set.
>
> If you're proposing this:
> ?1. add bus->busn_res
> ?2. remove bus->subordinate and bus->secondary
> I fully support that, and I'd like to merge both pieces at the same
> time (different patches is fine; I just want to make sure both pieces
> actually happen).

yes. Can you consider applying  "removing bus->subordinate" patch set
to be applied after:
for-pci-busn-alloc
for-pci-root-bus-hotplug
for-pci-for-each-res-addon
for-pci-res-alloc

otherwise there would be some extra rebase work for last three patch set.

Yinghai
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