struct pci_dn *pci; 
struct pci_dn *pci = NULL; 
static int pci_dn_reconfig_notifier(struct notifier_block *nb, unsigned long action, void *node){	struct device_node *np = node;	struct pci_dn *pci;	int err = NOTIFY_OK;	switch (action) {	case PSERIES_RECONFIG_ADD:		pci = np->parent->data;		update_dn_pci_info(np, pci->phb);		break;	default:		err = NOTIFY_DONE;		break;	}	return err;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/8902e87f1fc72740a40686a31ca07e6c2cf1f0f2/pci_dn.c/clean/arch/ppc64/kernel/pci_dn.c