Add a dummy printk function for the maintenance of unused printks

[net-next-2.6.git] / include / linux / kernel.h

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index d848cb85465555f289ab93ee8ef6269a52d3f747..2b0a35e6bc691896609944c114328b414be37a12 100644 (file)
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -306,6 +306,13 @@ static inline void log_buf_kexec_setup(void)
 }
 #endif
 
+/*
+ * Dummy printk for disabled debugging statements to use whilst maintaining
+ * gcc's format and side-effect checking.
+ */
+static inline __attribute__ ((format (printf, 1, 2)))
+int no_printk(const char *s, ...) { return 0; }
+
 extern int printk_needs_cpu(int cpu);
 extern void printk_tick(void);