nfs: new subdir Documentation/filesystems/nfs

[safe/jmp/linux-2.6] / include / linux / dma-debug.h

diff --git a/include/linux/dma-debug.h b/include/linux/dma-debug.h
index 46a11c1..171ad8a 100644 (file)
--- a/include/linux/dma-debug.h
+++ b/include/linux/dma-debug.h
@@ -24,11 +24,16 @@
 
 struct device;
 struct scatterlist;
+struct bus_type;
 
 #ifdef CONFIG_DMA_API_DEBUG
 
+extern void dma_debug_add_bus(struct bus_type *bus);
+
 extern void dma_debug_init(u32 num_entries);
 
+extern int dma_debug_resize_entries(u32 num_entries);
+
 extern void debug_dma_map_page(struct device *dev, struct page *page,
                               size_t offset, size_t size,
                               int direction, dma_addr_t dma_addr,
@@ -80,10 +85,19 @@ extern void debug_dma_dump_mappings(struct device *dev);
 
 #else /* CONFIG_DMA_API_DEBUG */
 
+static inline void dma_debug_add_bus(struct bus_type *bus)
+{
+}
+
 static inline void dma_debug_init(u32 num_entries)
 {
 }
 
+static inline int dma_debug_resize_entries(u32 num_entries)
+{
+       return 0;
+}
+
 static inline void debug_dma_map_page(struct device *dev, struct page *page,
                                      size_t offset, size_t size,
                                      int direction, dma_addr_t dma_addr,