diff --git a/[refs] b/[refs]
index 2b79ad801441..c5ad723fc460 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b9d2317e0c4aed02afd20022083b2a485289605d
+refs/heads/master: 948408ba3e2a67ed0f95e18ed5be1c622c2c5fc3
diff --git a/trunk/include/linux/dma-debug.h b/trunk/include/linux/dma-debug.h
index 0eee7af5143f..e9b903503adb 100644
--- a/trunk/include/linux/dma-debug.h
+++ b/trunk/include/linux/dma-debug.h
@@ -57,6 +57,17 @@ extern void debug_dma_sync_single_for_device(struct device *dev,
 					     dma_addr_t dma_handle,
 					     size_t size, int direction);
 
+extern void debug_dma_sync_single_range_for_cpu(struct device *dev,
+						dma_addr_t dma_handle,
+						unsigned long offset,
+						size_t size,
+						int direction);
+
+extern void debug_dma_sync_single_range_for_device(struct device *dev,
+						   dma_addr_t dma_handle,
+						   unsigned long offset,
+						   size_t size, int direction);
+
 #else /* CONFIG_DMA_API_DEBUG */
 
 static inline void dma_debug_init(u32 num_entries)
@@ -109,6 +120,22 @@ static inline void debug_dma_sync_single_for_device(struct device *dev,
 {
 }
 
+static inline void debug_dma_sync_single_range_for_cpu(struct device *dev,
+						       dma_addr_t dma_handle,
+						       unsigned long offset,
+						       size_t size,
+						       int direction)
+{
+}
+
+static inline void debug_dma_sync_single_range_for_device(struct device *dev,
+							  dma_addr_t dma_handle,
+							  unsigned long offset,
+							  size_t size,
+							  int direction)
+{
+}
+
 #endif /* CONFIG_DMA_API_DEBUG */
 
 #endif /* __DMA_DEBUG_H */
diff --git a/trunk/lib/dma-debug.c b/trunk/lib/dma-debug.c
index 714cfb6ca0e4..d1c0ac1831b7 100644
--- a/trunk/lib/dma-debug.c
+++ b/trunk/lib/dma-debug.c
@@ -758,3 +758,27 @@ void debug_dma_sync_single_for_device(struct device *dev,
 }
 EXPORT_SYMBOL(debug_dma_sync_single_for_device);
 
+void debug_dma_sync_single_range_for_cpu(struct device *dev,
+					 dma_addr_t dma_handle,
+					 unsigned long offset, size_t size,
+					 int direction)
+{
+	if (unlikely(global_disable))
+		return;
+
+	check_sync(dev, dma_handle, size, offset, direction, true);
+}
+EXPORT_SYMBOL(debug_dma_sync_single_range_for_cpu);
+
+void debug_dma_sync_single_range_for_device(struct device *dev,
+					    dma_addr_t dma_handle,
+					    unsigned long offset,
+					    size_t size, int direction)
+{
+	if (unlikely(global_disable))
+		return;
+
+	check_sync(dev, dma_handle, size, offset, direction, false);
+}
+EXPORT_SYMBOL(debug_dma_sync_single_range_for_device);
+