PCI: Track the size of each saved capability data area

This will allow us to store and load it later.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

1 files changed, 8 insertions, 3 deletions

diff --git a/include/linux/pci.h b/include/linux/pci.h
index df4d69b82144..61ef8f2f9b19 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -214,12 +214,17 @@ enum pci_bus_speed {
         PCI_SPEED_UNKNOWN               = 0xff,
 };
 
-struct pci_cap_saved_state {
-        struct hlist_node next;
+struct pci_cap_saved_data {
         char cap_nr;
+        unsigned int size;
         u32 data[0];
 };
 
+struct pci_cap_saved_state {
+        struct hlist_node next;
+        struct pci_cap_saved_data cap;
+};
+
 struct pcie_link_state;
 struct pci_vpd;
 struct pci_sriov;
@@ -366,7 +371,7 @@ static inline struct pci_cap_saved_state *pci_find_saved_cap(
         struct hlist_node *pos;
 
         hlist_for_each_entry(tmp, pos, &pci_dev->saved_cap_space, next) {
-                if (tmp->cap_nr == cap)
+                if (tmp->cap.cap_nr == cap)
                         return tmp;
         }
         return NULL;