linux-kernel - Re: [Resend with Ack][PATCH v1] PCI: allow acpiphp to handle PCIe ports without native PCIe hotplug capability

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Message-ID: <502D0E79.9000103@gmail.com>
Date:	Thu, 16 Aug 2012 23:15:05 +0800
From:	Jiang Liu <liuj97@...il.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>
CC:	Jiang Liu <jiang.liu@...wei.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>, Yinghai Lu <yinghai@...nel.org>,
	Kenji Kaneshige <kaneshige.kenji@...fujitsu.com>,
	Taku Izumi <izumi.taku@...fujitsu.com>,
	Don Dutile <ddutile@...hat.com>,
	Yijing Wang <wangyijing@...wei.com>,
	Keping Chen <chenkeping@...wei.com>, linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [Resend with Ack][PATCH v1] PCI: allow acpiphp to handle PCIe
 ports without native PCIe hotplug capability

On 08/16/2012 03:12 AM, Bjorn Helgaas wrote:
> On Mon, Jun 4, 2012 at 1:44 AM, Jiang Liu <jiang.liu@...wei.com> wrote:
>> Commit 0d52f54e2ef64c189dedc332e680b2eb4a34590a (PCI / ACPI: Make acpiphp
>> ignore root bridges using PCIe native hotplug) added code that made the
>> acpiphp driver completely ignore PCIe root complexes for which the kernel
>> had been granted control of the native PCIe hotplug feature by the BIOS
>> through _OSC. Later commit 619a5182d1f38a3d629ee48e04fa182ef9170052
>> "PCI hotplug: Always allow acpiphp to handle non-PCIe bridges" relaxed
>> the constraints to allow acpiphp driver handle non-PCIe bridges under
>> such a complex. The constraint needs to be relaxed further to allow
>> acpiphp driver to hanlde PCIe ports without native PCIe hotplug capability.
> 
> Gerry, I assume you'll refresh and repost this after we get the PCIe
> capability stuff squared away, so I'll ignore this patch for now.
> 
Hi Bjorn,
	Please just ignore it and I will rework it after the PCIe capabilities
patches are done.
	Regards!
	Gerry

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