will use it to have bus number resource tree.
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
---
include/linux/pci.h | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/include/linux/pci.h b/include/linux/pci.h
index d93d3ae..7c03852 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -419,6 +419,7 @@ struct pci_bus {
struct list_head slots; /* list of slots on this bus */
struct resource *resource[PCI_BRIDGE_RESOURCE_NUM];
struct list_head resources; /* address space routed to this bus */
+ struct resource busn_res; /* track registered bus num range */
struct pci_ops *ops; /* configuration access functions */
void *sysdata; /* hook for sys-specific extension */--
1.7.7