udf: Convert printks to pr_<level>

Use the current logging styles.

Convert a few printks that should have been udf_warn and udf_err.
Coalesce formats.  Add #define pr_fmt.
Move an #include "udfdecls.h" above other includes in udftime.c
so pr_fmt works correctly.  Strip prefixes from conversions as appropriate.
Reorder logging definitions in udfdecl.h

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jan Kara <jack@suse.cz>
diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h
index 85e15ed..f3d44986 100644
--- a/fs/udf/udfdecl.h
+++ b/fs/udf/udfdecl.h
@@ -1,6 +1,8 @@
 #ifndef __UDF_DECL_H
 #define __UDF_DECL_H
 
+#define pr_fmt(fmt) "UDF-fs: " fmt
+
 #include "ecma_167.h"
 #include "osta_udf.h"
 
@@ -16,18 +18,11 @@
 #define UDF_PREALLOCATE
 #define UDF_DEFAULT_PREALLOC_BLOCKS	8
 
-#undef UDFFS_DEBUG
-
-#ifdef UDFFS_DEBUG
-#define udf_debug(f, a...) \
-do { \
-	printk(KERN_DEBUG "UDF-fs DEBUG %s:%d:%s: ", \
-		__FILE__, __LINE__, __func__); \
-	printk(f, ##a); \
-} while (0)
-#else
-#define udf_debug(f, a...) /**/
-#endif
+__attribute__((format(printf, 3, 4)))
+extern void _udf_err(struct super_block *sb, const char *function,
+		     const char *fmt, ...);
+#define udf_err(sb, fmt, ...)					\
+	_udf_err(sb, __func__, fmt, ##__VA_ARGS__)
 
 __attribute__((format(printf, 3, 4)))
 extern void _udf_warn(struct super_block *sb, const char *function,
@@ -35,14 +30,19 @@
 #define udf_warn(sb, fmt, ...)					\
 	_udf_warn(sb, __func__, fmt, ##__VA_ARGS__)
 
-__attribute__((format(printf, 3, 4)))
-extern void _udf_err(struct super_block *sb, const char *function,
-		     const char *fmt, ...);
-#define udf_err(sb, fmt, ...)					\
-	_udf_err(sb, __func__, fmt, ##__VA_ARGS__)
+#define udf_info(fmt, ...)					\
+	pr_info("INFO " fmt, ##__VA_ARGS__)
 
-#define udf_info(f, a...) \
-	printk(KERN_INFO "UDF-fs INFO " f, ##a);
+#undef UDFFS_DEBUG
+
+#ifdef UDFFS_DEBUG
+#define udf_debug(fmt, ...)					\
+	printk(KERN_DEBUG pr_fmt("%s:%d:%s: " fmt),		\
+	       __FILE__, __LINE__, __func__, ##__VA_ARGS__)
+#else
+#define udf_debug(fmt, ...)					\
+	no_printk(fmt, ##__VA_ARGS__)
+#endif
 
 #define udf_fixed_to_variable(x) ( ( ( (x) >> 5 ) * 39 ) + ( (x) & 0x0000001F ) )
 #define udf_variable_to_fixed(x) ( ( ( (x) / 39 ) << 5 ) + ( (x) % 39 ) )