diff --git a/[refs] b/[refs]
index f003e3480201..31ea079c9afa 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e9539ee73a9b85bdc6eab9e15dd1ee639a815406
+refs/heads/master: 1cc6daf2349ea07830906e05164256ab36d82697
diff --git a/trunk/include/linux/kernel.h b/trunk/include/linux/kernel.h
index 181c69cad4e3..851aa1bcfc1a 100644
--- a/trunk/include/linux/kernel.h
+++ b/trunk/include/linux/kernel.h
@@ -210,6 +210,7 @@ extern enum system_states {
 extern void dump_stack(void);
 
 #ifdef DEBUG
+/* If you are writing a driver, please use dev_dbg instead */
 #define pr_debug(fmt,arg...) \
 	printk(KERN_DEBUG fmt,##arg)
 #else