Merge ../linux-2.6-watchdog-mm

[linux-drm-fsl-dcu.git] / arch / arm / mm / consistent.c

diff --git a/arch/arm/mm/consistent.c b/arch/arm/mm/consistent.c
index 50e6b6bfb2e231edd8321e3dea7be4cc5fffa6b8..b797217e82be0ed01d959cf52f909a72fdeffed6 100644 (file)
--- a/arch/arm/mm/consistent.c
+++ b/arch/arm/mm/consistent.c
@@ -476,6 +476,9 @@ core_initcall(consistent_init);
 
 /*
  * Make an area consistent for devices.
+ * Note: Drivers should NOT use this function directly, as it will break
+ * platforms with CONFIG_DMABOUNCE.
+ * Use the driver DMA support - see dma-mapping.h (dma_sync_*)
  */
 void consistent_sync(void *vaddr, size_t size, int direction)
 {