On Mon, Apr 10, 2017 at 06:29:27PM +0100, Ard Biesheuvel wrote:
> /*
> @@ -208,8 +208,8 @@ struct pci_bus *pci_acpi_scan_root(struct
> acpi_pci_root *root)
> if (!bus)
> return NULL;
>
> - pci_bus_size_bridges(bus);
> - pci_bus_assign_resources(bus);
> + pci_assign_unassigned_root_bus_resources(bus);
> + pci_bus_claim_resources(bus);
>
> list_for_each_entry(child, &bus->children, node)
> pcie_bus_configure_settings(child);
>
looks like those two lines are reversed. you should use:
pcibios_resource_survey_bus(bus);
pci_assign_unassigned_root_bus_resources(bus);
please check x86 pcibios_resource_survey_bus() definition in
arch/x86/pci/i386.c
but pci_bus_claim_resources() should work too.
Yinghai
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