include/linux/printk.h lib/hexdump.c: neatening and add CONFIG_PRINTK…

… guard - Move prototypes and align arguments. - Add CONFIG_PRINTK guard for print_hex functions Signed-off-by: Joe Perches <[email protected]> Cc: Matt Mackall <[email protected]> Cc: Ingo Molnar <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
kyagi · Jan 13, 2011 · ac83ed6 · ac83ed6
1 parent 16cb839
commit ac83ed6
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Showing 2 changed files with 30 additions and 14 deletions.
diff --git a/include/linux/printk.h b/include/linux/printk.h
@@ -141,20 +141,6 @@ static inline void log_buf_kexec_setup(void)
 
 extern void dump_stack(void) __cold;
 
-enum {
-	DUMP_PREFIX_NONE,
-	DUMP_PREFIX_ADDRESS,
-	DUMP_PREFIX_OFFSET
-};
-extern void hex_dump_to_buffer(const void *buf, size_t len,
-				int rowsize, int groupsize,
-				char *linebuf, size_t linebuflen, bool ascii);
-extern void print_hex_dump(const char *level, const char *prefix_str,
-				int prefix_type, int rowsize, int groupsize,
-				const void *buf, size_t len, bool ascii);
-extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type,
-			const void *buf, size_t len);
-
 #ifndef pr_fmt
 #define pr_fmt(fmt) fmt
 #endif
@@ -286,4 +272,32 @@ extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type,
 	no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
 #endif
 
+
+enum {
+	DUMP_PREFIX_NONE,
+	DUMP_PREFIX_ADDRESS,
+	DUMP_PREFIX_OFFSET
+};
+extern void hex_dump_to_buffer(const void *buf, size_t len,
+			       int rowsize, int groupsize,
+			       char *linebuf, size_t linebuflen, bool ascii);
+#ifdef CONFIG_PRINTK
+extern void print_hex_dump(const char *level, const char *prefix_str,
+			   int prefix_type, int rowsize, int groupsize,
+			   const void *buf, size_t len, bool ascii);
+extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type,
+				 const void *buf, size_t len);
+#else
+static inline void print_hex_dump(const char *level, const char *prefix_str,
+				  int prefix_type, int rowsize, int groupsize,
+				  const void *buf, size_t len, bool ascii)
+{
+}
+static inline void print_hex_dump_bytes(const char *prefix_str, int prefix_type,
+					const void *buf, size_t len)
+{
+}
+
+#endif
+
 #endif
diff --git a/lib/hexdump.c b/lib/hexdump.c
@@ -154,6 +154,7 @@ void hex_dump_to_buffer(const void *buf, size_t len, int rowsize,
 }
 EXPORT_SYMBOL(hex_dump_to_buffer);
 
+#ifdef CONFIG_PRINTK
 /**
  * print_hex_dump - print a text hex dump to syslog for a binary blob of data
  * @level: kernel log level (e.g. KERN_DEBUG)
@@ -238,3 +239,4 @@ void print_hex_dump_bytes(const char *prefix_str, int prefix_type,
 		       buf, len, true);
 }
 EXPORT_SYMBOL(print_hex_dump_bytes);
+#endif