Re: [PATCH v8 22/22] PCI: move device_add out of pci_bus_add_device()

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On Tue, Jan 15, 2013 at 3:19 AM, Rafael J. Wysocki <rjw@xxxxxxx> wrote:
> On Monday, January 14, 2013 11:10:36 PM Yinghai Lu wrote:
>> On Sat, Jan 12, 2013 at 3:54 PM, Rafael J. Wysocki <rjw@xxxxxxx> wrote:
>> >> Move out device registering out of pci_bus_add_devices, so we could
>> >> put new created pci devices in device tree early.
>> >>
>> >> new pci_bus_add_devices will do the device_attach work to load pci drivers
>> >> instead.
>> >
>> > I wonder what problem it solves?
>>
>> we want to put created pci device in the device tree as soon as possible.
>> so for_pci_dev will not miss them.
>>
>> but at that time, we can not load driver for them yet. need to after
>> pci_assign_unsigned_resources etc to make sure all pci devices get
>> resource allocated at first.
>>
>> so only move adding to device tree early, and leave loading driver on
>> the old places.
>
> I see, thanks.
>
> Perhaps you can put that explanation into the changelog? It would help people
> to understand the reason for the change in the future.

ok
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