Re: [PATCH v9 10/11] PCI: Add match_driver in struct pci_dev

["Rafael J. Wysocki" <rjw@sisk.pl>]

On Sunday, January 20, 2013 09:22:04 PM Yinghai Lu wrote:
> On Sun, Jan 20, 2013 at 3:15 PM, Rafael J. Wysocki <rjw@sisk.pl> wrote:
> > On Thursday, January 17, 2013 11:53:21 PM Yinghai Lu wrote:
> >> with that we could move out attaching driver for pci device,
> >> out of device_add for pci hot add path.
> >>
> >> pci_bus_attach_device() will attach driver to pci device.
> >
> > Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> >
> > for the code, but you still aren't saying in the changelog why the change
> > is needed.
> 
> Thanks.
> 
> Please check if the changelog is good to you.

It's fine by me.

Thanks,
Rafael


> ---
> Subject: [PATCH] PCI: Skip attaching driver in device_add()
> 
> We want to add pci device to device tree as early as possible but
> delay attach driver in next following path.
> 
> To make that patch smaller, in this patch:
> 
> We add match_driver field in pci_dev and default vaule is false, it will
> make pci_bus_match fail, so device_add  will skip attaching driver,
> then pci_bus_attach_device() will set match_driver to true so
> pci_bus_match will return true and device_attach will attach driver
> to pci device.
> 
> ---
-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.