[PATCH] mark PCI resource with start 0 as unassigned

[Olaf Hering]

On Mon, Dec 04, Segher Boessenkool wrote:

> >--- a/arch/powerpc/kernel/pci_64.c
> >+++ b/arch/powerpc/kernel/pci_64.c
> >@@ -1234,6 +1234,14 @@ static void __devinit fixup_resource(str
> > 	struct pci_controller *hose = pci_bus_to_host(dev->bus);
> > 	unsigned long start, end, mask, offset;
> >
> >+	/*
> >+	 * tell the core code that this ressource is unassigned
> >+	 * fixes p630 winbond IDE with libata
> >+	 */
> >+	if (res->start == 0) {
> >+		res->flags = 0;
> >+		return;
> >+	}
> > 	if (res->flags & IORESOURCE_IO) {
> > 		offset = (unsigned long)hose->io_base_virt - pci_io_base;
> 
> Please make this run on pSeries only; on a PowerMac for

I could just match for winbond an start == 0.