1 files changed, 5 insertions, 1 deletions
diff --git a/main.h b/main.h
index cb751d0..e2727db 100644
--- a/main.h
+++ b/main.h
@@ -9,8 +9,12 @@
  */
 #ifdef HELLO_DEBUG
   #define PDEBUG(fmt, args...) printk( KERN_DEBUG "[hello] " fmt, ##args)
+  #define PRDEBUG(fmt, args...) if (printk_ratelimit()) \
+                                    printk( KERN_DEBUG "[hello] " fmt, ##args)
 #else
-  #define PDEBUG(fmt, args...) /* not debugging: nothing */
+  /* not debugging: nothing */
+  #define PDEBUG(fmt, args...)
+  #define PRDEBUG(fmt, args...)
 #endif
 
 #ifndef HELLO_MAJOR