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 [off-list ref] wrote:

quoted

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@arm.com>

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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