Enhance IA64 architecture specific code to use hotplug-safe iterators
to walk PCI buses.
Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: linux-ia64@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
arch/ia64/hp/common/sba_iommu.c | 2 +-
arch/ia64/sn/kernel/io_common.c | 2 +-
arch/ia64/sn/pci/tioca_provider.c | 3 ++-
3 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c
index bcda5b2..6faf241 100644
--- a/arch/ia64/hp/common/sba_iommu.c
+++ b/arch/ia64/hp/common/sba_iommu.c
@@ -2156,7 +2156,7 @@ sba_init(void)
#ifdef CONFIG_PCI
{
struct pci_bus *b = NULL;
- while ((b = pci_find_next_bus(b)) != NULL)
+ for_each_pci_root_bus(b)
sba_connect_bus(b);
}
#endif
diff --git a/arch/ia64/sn/kernel/io_common.c b/arch/ia64/sn/kernel/io_common.c
index 11f2275..87d8d8f 100644
--- a/arch/ia64/sn/kernel/io_common.c
+++ b/arch/ia64/sn/kernel/io_common.c
@@ -530,7 +530,7 @@ sn_io_late_init(void)
* info from the PROM).
*/
bus = NULL;
- while ((bus = pci_find_next_bus(bus)) != NULL) {
+ for_each_pci_root_bus(bus) {
bussoft = SN_PCIBUS_BUSSOFT(bus);
nasid = NASID_GET(bussoft->bs_base);
cnode = nasid_to_cnodeid(nasid);
diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c
index a70b11f..cd8c0fb 100644
--- a/arch/ia64/sn/pci/tioca_provider.c
+++ b/arch/ia64/sn/pci/tioca_provider.c
@@ -624,7 +624,7 @@ tioca_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
nasid_to_cnodeid(tioca_common->ca_closest_nasid);
tioca_common->ca_kernel_private = (u64) tioca_kern;
- bus = pci_find_bus(tioca_common->ca_common.bs_persist_segment,
+ bus = pci_get_bus(tioca_common->ca_common.bs_persist_segment,
tioca_common->ca_common.bs_persist_busnum);
BUG_ON(!bus);
tioca_kern->ca_devices = &bus->devices;
@@ -632,6 +632,7 @@ tioca_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
/* init GART */
if (tioca_gart_init(tioca_kern) < 0) {
+ pci_bus_put(bus);
kfree(tioca_kern);
kfree(tioca_common);
return NULL;
--
1.8.1.2
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