printk: add and use LOGLEVEL_<level> defines for KERN_<LEVEL> equivalents

Use #defines instead of magic values.

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jason Baron <jbaron@akamai.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/include/linux/kern_levels.h b/include/linux/kern_levels.h
index 866caaa9e2bb..c2ce155d83cc 100644
--- a/include/linux/kern_levels.h
+++ b/include/linux/kern_levels.h
@@ -22,4 +22,17 @@
  */
 #define KERN_CONT       ""
 
+/* integer equivalents of KERN_<LEVEL> */
+#define LOGLEVEL_SCHED          -2      /* Deferred messages from sched code
+                                         * are set to this special level */
+#define LOGLEVEL_DEFAULT        -1      /* default (or last) loglevel */
+#define LOGLEVEL_EMERG          0       /* system is unusable */
+#define LOGLEVEL_ALERT          1       /* action must be taken immediately */
+#define LOGLEVEL_CRIT           2       /* critical conditions */
+#define LOGLEVEL_ERR            3       /* error conditions */
+#define LOGLEVEL_WARNING        4       /* warning conditions */
+#define LOGLEVEL_NOTICE         5       /* normal but significant condition */
+#define LOGLEVEL_INFO           6       /* informational */
+#define LOGLEVEL_DEBUG          7       /* debug-level messages */
+
 #endif