Re: [PATCH 0/4, v3] Physical PCI slot objects

[Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>]

Gary Hade ????????:
> On Sat, Nov 17, 2007 at 11:29:54AM -0700, Alex Chiang wrote:
>> Hi all,
>>
>> This is v3 of the pci_slot patch series.
>>
>> The major change is making the ACPI-PCI slot driver a Kconfig
>> option, as per the recommendations of others (Gary, Kenji-san).
> 
> Alex, What I was trying to suggest is a boot-time kernel option, 
> not a kernel configuration option.  The basic idea is to give
> the user (with a single binary kernel) the ability to include
> your ACPI-PCI slot driver feature changes only when they are
> really needed.  In addition to reducing the number of
> system/PCI hotplug driver combinations where your changes
> would need to be validated, I believe would also help 
> alleviate other worries (e.g. Andi Kleen's memory consumption
> concern).  I believe this goal could also be achieved with the
> kernel config option by making the pci_slot module runtime
> loadable with the PCI hotplug drivers only visiting your new
> code when the pci_slot driver is loaded, although I think this
> would be more difficult to implement.
> 

I agree to Gary very much.

Thanks,
Kenji Kaneshige