Re: [PATCH v5 5/7] pci: Use parent domain number when allocating child busses.

[Liviu Dudau]

On Wed, Mar 05, 2014 at 01:49:13AM +0000, Tanmay Inamdar wrote:
> Hello,
> 
> On Tue, Mar 4, 2014 at 7:50 AM, Liviu Dudau <Liviu.Dudau@xxxxxxx> wrote:
> > pci_alloc_child_bus() uses the newly allocated child bus to figure
> > out the domain number that is going to use for setting the device
> > name. A better option is to use the parent bus domain number.
> >
> > Signed-off-by: Liviu Dudau <Liviu.Dudau@xxxxxxx>
> >
> > diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
> > index 26237a0..a12cda5 100644
> > --- a/drivers/pci/probe.c
> > +++ b/drivers/pci/probe.c
> > @@ -677,7 +677,7 @@ static struct pci_bus *pci_alloc_child_bus(struct pci_bus *parent,
> >          * now as the parent is not properly set up yet.
> >          */
> >         child->dev.class = &pcibus_class;
> > -       dev_set_name(&child->dev, "%04x:%02x", pci_domain_nr(child), busnr);
> > +       dev_set_name(&child->dev, "%04x:%02x", pci_domain_nr(parent), busnr);
> >
> >         /*
> >          * Set up the primary, secondary and subordinate
> > --
> > 1.9.0
> >
> 
> This patch is not required after the fix in pci_domain_nr for arm64.
> 

True. Thanks for testing this!

Liviu

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