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From: Yinghai Lu <yinghai@kernel.org>
To: Bjorn Helgaas <bhelgaas@google.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>, Jiang Liu <liuj97@gmail.com>,
	Jiang Liu <jiang.liu@huawei.com>,
	Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>,
	Yijing Wang <wangyijing@huawei.com>,
	linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
	Toshi Kani <toshi.kani@hp.com>,
	Myron Stowe <myron.stowe@redhat.com>
Subject: Re: [RFC PATCH v5 4/8] ACPI, PCI: avoid building pci_slot as module
Date: Mon, 28 Jan 2013 14:00:46 -0800	[thread overview]
Message-ID: <CAE9FiQXkrYubkgbbOXmrEXvGZBZXMZ6sh8kGTpF1_=tD3OMPJw@mail.gmail.com> (raw)
In-Reply-To: <CAErSpo7WbbzZ8cKfLvuE331ofWir2vswUnYaxVLBBYGFowedXQ@mail.gmail.com>

On Mon, Jan 28, 2013 at 1:52 PM, Bjorn Helgaas <bhelgaas@google.com> wrote:
> On Mon, Jan 28, 2013 at 2:29 PM, Yinghai Lu <yinghai@kernel.org> wrote:
...
>> If bios have messed up slot name or idx, we will get strange 1-1....
>> other crazy name.
>>
>> if you really need to put it as built-in, may need to some command
>> line that user could switch it off.
>
> It would save us all a lot of time if you gave an example and worked
> through the scenario where this is a problem.
>
> We already have the choice of having pci_slot built-in, so if there's
> a bug in that config, we already have the bug.  This patch merely
> removes a config where the bug might be covered up.


for distribution, current it is with module, so user could blacklist
in module.conf

Now with built-in or not, distribution will have it built-in, and user
have no chance to
disable it.

> I don't know why "adding a command line switch" appeals to you as the
> solution to every problem.  As far as I'm concerned that's not a
> solution to ANY problem.  It might be a band-aid to enable users to
> limp along while we figure out a correct solution, but it's certainly
> not a resolution.

Looks like you want to remove command line support, right ?

Yinghai

  reply	other threads:[~2013-01-28 22:00 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-18 16:07 [RFC PATCH v5 0/8] introduce PCI bus notifier chain to get rid of the ACPI PCI subdriver interfaces Jiang Liu
2013-01-18 16:07 ` [RFC PATCH v5 1/8] PCI: make PCI device create/destroy logic symmetric Jiang Liu
2013-01-20 23:35   ` Rafael J. Wysocki
2013-01-18 16:07 ` [RFC PATCH v5 2/8] PCI: split registration of PCI bus devices into two stages Jiang Liu
2013-01-18 16:07 ` [RFC PATCH v5 3/8] PCI: add a blocking notifier chain for PCI bus addition/removal Jiang Liu
2013-01-20 23:54   ` Rafael J. Wysocki
2013-01-21 16:18     ` Jiang Liu
2013-01-21 22:46       ` Rafael J. Wysocki
2013-01-18 16:07 ` [RFC PATCH v5 4/8] ACPI, PCI: avoid building pci_slot as module Jiang Liu
2013-01-21  0:01   ` Rafael J. Wysocki
2013-01-28 21:09     ` Bjorn Helgaas
2013-01-28 21:29       ` Yinghai Lu
2013-01-28 21:52         ` Bjorn Helgaas
2013-01-28 22:00           ` Yinghai Lu [this message]
2013-01-28 22:14             ` Bjorn Helgaas
2013-01-28 22:58               ` Yinghai Lu
2013-01-29  2:07                 ` Jiang Liu
2013-01-29  2:21                   ` Yinghai Lu
2013-01-29  2:45                     ` Jiang Liu
2013-01-29  2:50                       ` Bjorn Helgaas
2013-01-29  4:36                   ` Matthew Garrett
2013-01-29  4:36               ` Matthew Garrett
2013-01-29  1:00       ` Rafael J. Wysocki
2013-02-03 20:18       ` Rafael J. Wysocki
2013-02-03 20:58         ` Bjorn Helgaas
2013-02-03 22:47       ` Myron Stowe
2013-02-03 23:38         ` Rafael J. Wysocki
2013-01-18 16:07 ` [RFC PATCH v5 5/8] PCI, ACPI: hook PCI bus notifications to create/destroy PCI slots Jiang Liu
2013-01-21  0:05   ` Rafael J. Wysocki
2013-01-18 16:07 ` [RFC PATCH v5 6/8] pci_slot: replace printk(KERN_xxx) with pr_xxx() Jiang Liu
2013-01-18 16:07 ` [RFC PATCH v5 7/8] PCI/PCIe: add "pci=nopciehp" to disable PCIe native hotplug Jiang Liu
2013-01-18 17:35   ` Bjorn Helgaas
2013-01-18 17:50     ` Yinghai Lu
2013-01-18 22:08       ` Rafael J. Wysocki
2013-01-22 16:19         ` Jiang Liu
2013-01-18 22:01     ` Rafael J. Wysocki
2013-01-19  1:56     ` Yijing Wang
2013-01-19 14:51       ` Greg Kroah-Hartman
2013-01-18 16:07 ` [RFC PATCH v5 8/8] PCI/PCIe: only claim PME from firmware when CONFIG_PCIE_PME is enabled Jiang Liu
2013-01-20 23:43   ` Rafael J. Wysocki
2013-01-21 17:06     ` Jiang Liu
2013-01-28 20:56 ` [RFC PATCH v5 0/8] introduce PCI bus notifier chain to get rid of the ACPI PCI subdriver interfaces Bjorn Helgaas
2013-01-29  0:34   ` Rafael J. Wysocki
2013-01-29  2:04     ` Jiang Liu
2013-02-01 16:13       ` Jiang Liu
2013-02-01 22:52         ` Bjorn Helgaas

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