1 files changed, 11 insertions, 2 deletions

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 482ad2d84a32..d4e98d13eff4 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -439,6 +439,17 @@ static inline char *hex_byte_pack(char *buf, u8 byte)
         return buf;
 }
 
+extern const char hex_asc_upper[];
+#define hex_asc_upper_lo(x)     hex_asc_upper[((x) & 0x0f)]
+#define hex_asc_upper_hi(x)     hex_asc_upper[((x) & 0xf0) >> 4]
+
+static inline char *hex_byte_pack_upper(char *buf, u8 byte)
+{
+        *buf++ = hex_asc_upper_hi(byte);
+        *buf++ = hex_asc_upper_lo(byte);
+        return buf;
+}
+
 static inline char * __deprecated pack_hex_byte(char *buf, u8 byte)
 {
         return hex_byte_pack(buf, byte);
@@ -490,7 +501,6 @@ void tracing_snapshot_alloc(void);
 
 extern void tracing_start(void);
 extern void tracing_stop(void);
-extern void ftrace_off_permanent(void);
 
 static inline __printf(1, 2)
 void ____trace_printk_check_format(const char *fmt, ...)
@@ -628,7 +638,6 @@ extern void ftrace_dump(enum ftrace_dump_mode oops_dump_mode);
 #else
 static inline void tracing_start(void) { }
 static inline void tracing_stop(void) { }
-static inline void ftrace_off_permanent(void) { }
 static inline void trace_dump_stack(int skip) { }
 
 static inline void tracing_on(void) { }