Merge branch 'agp-patches' of master.kernel.org:/pub/scm/linux/kernel/git/airlied/agp-2.6

* 'agp-patches' of master.kernel.org:/pub/scm/linux/kernel/git/airlied/agp-2.6:
  fix use after free in amd create gatt pages
  AGP fix race condition between unmapping and freeing pages

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h
index 8955e7ff759a..b83824c41329 100644
--- a/drivers/char/agp/agp.h
+++ b/drivers/char/agp/agp.h
@@ -58,6 +58,9 @@ struct gatt_mask {
          * devices this will probably be ignored */
 };
 
+#define AGP_PAGE_DESTROY_UNMAP 1
+#define AGP_PAGE_DESTROY_FREE 2
+
 struct aper_size_info_8 {
         int size;
         int num_entries;
@@ -113,7 +116,7 @@ struct agp_bridge_driver {
         struct agp_memory *(*alloc_by_type) (size_t, int);
         void (*free_by_type)(struct agp_memory *);
         void *(*agp_alloc_page)(struct agp_bridge_data *);
-        void (*agp_destroy_page)(void *);
+        void (*agp_destroy_page)(void *, int flags);
         int (*agp_type_to_mask_type) (struct agp_bridge_data *, int);
 };
 
@@ -267,7 +270,7 @@ int agp_generic_remove_memory(struct agp_memory *mem, off_t pg_start, int type);
 struct agp_memory *agp_generic_alloc_by_type(size_t page_count, int type);
 void agp_generic_free_by_type(struct agp_memory *curr);
 void *agp_generic_alloc_page(struct agp_bridge_data *bridge);
-void agp_generic_destroy_page(void *addr);
+void agp_generic_destroy_page(void *addr, int flags);
 void agp_free_key(int key);
 int agp_num_entries(void);
 u32 agp_collect_device_status(struct agp_bridge_data *bridge, u32 mode, u32 command);