Flush uncached AGP pages before freeing

Signed-off-by: Andi Kleen <ak@suse.de>

---
 drivers/char/agp/generic.c |    1 +
 1 file changed, 1 insertion(+)

Index: linux/drivers/char/agp/generic.c
===================================================================
--- linux.orig/drivers/char/agp/generic.c
+++ linux/drivers/char/agp/generic.c
@@ -1185,6 +1185,7 @@ void agp_generic_destroy_page(void *addr
 
 	page = virt_to_page(addr);
 	unmap_page_from_agp(page);
+	flush_agp_mappings();
 	put_page(page);
 	free_page((unsigned long)addr);
 	atomic_dec(&agp_bridge->current_memory_agp);