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Diffstat (limited to 'include/linux/pci.h')
-rw-r--r--include/linux/pci.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 8a0321a8fb59..aaee493174e2 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -446,7 +446,8 @@ struct pci_bus {
struct list_head children; /* list of child buses */
struct list_head devices; /* list of devices on this bus */
struct pci_dev *self; /* bridge device as seen by parent */
- struct list_head slots; /* list of slots on this bus */
+ struct list_head slots; /* list of slots on this bus;
+ protected by pci_slot_mutex */
struct resource *resource[PCI_BRIDGE_RESOURCE_NUM];
struct list_head resources; /* address space routed to this bus */
struct resource busn_res; /* bus numbers routed to this bus */