1 files changed, 9 insertions, 6 deletions

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 645231c373c8..ec55a3c8ba77 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -38,6 +38,8 @@
 
 #define STACK_MAGIC     0xdeadbeef
 
+#define REPEAT_BYTE(x)  ((~0ul / 0xff) * (x))
+
 #define ALIGN(x, a)             __ALIGN_KERNEL((x), (a))
 #define __ALIGN_MASK(x, mask)   __ALIGN_KERNEL_MASK((x), (mask))
 #define PTR_ALIGN(p, a)         ((typeof(p))ALIGN((unsigned long)(p), (a)))
@@ -480,15 +482,16 @@ do {									\
 
 #define trace_printk(fmt, args...)                                      \
 do {                                                                    \
+        static const char *trace_printk_fmt                             \
+                __attribute__((section("__trace_printk_fmt"))) =        \
+                __builtin_constant_p(fmt) ? fmt : NULL;                 \
+                                                                        \
         __trace_printk_check_format(fmt, ##args);                       \
-        if (__builtin_constant_p(fmt)) {                                \
-                static const char *trace_printk_fmt                     \
-                  __attribute__((section("__trace_printk_fmt"))) =      \
-                        __builtin_constant_p(fmt) ? fmt : NULL;         \
                                                                         \
+        if (__builtin_constant_p(fmt))                                  \
                 __trace_bprintk(_THIS_IP_, trace_printk_fmt, ##args);   \
-        } else                                                          \
-                __trace_printk(_THIS_IP_, fmt, ##args);         \
+        else                                                            \
+                __trace_printk(_THIS_IP_, fmt, ##args);                 \
 } while (0)
 
 extern __printf(2, 3)