aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--include/linux/kern_levels.h25
-rw-r--r--include/linux/printk.h4
2 files changed, 16 insertions, 13 deletions
diff --git a/include/linux/kern_levels.h b/include/linux/kern_levels.h
index 337e56ff5332..8c719a955b5b 100644
--- a/include/linux/kern_levels.h
+++ b/include/linux/kern_levels.h
@@ -1,22 +1,25 @@
1#ifndef __KERN_LEVELS_H__ 1#ifndef __KERN_LEVELS_H__
2#define __KERN_LEVELS_H__ 2#define __KERN_LEVELS_H__
3 3
4#define KERN_EMERG "<0>" /* system is unusable */ 4#define KERN_SOH "\001" /* ASCII Start Of Header */
5#define KERN_ALERT "<1>" /* action must be taken immediately */ 5#define KERN_SOH_ASCII '\001'
6#define KERN_CRIT "<2>" /* critical conditions */ 6
7#define KERN_ERR "<3>" /* error conditions */ 7#define KERN_EMERG KERN_SOH "0" /* system is unusable */
8#define KERN_WARNING "<4>" /* warning conditions */ 8#define KERN_ALERT KERN_SOH "1" /* action must be taken immediately */
9#define KERN_NOTICE "<5>" /* normal but significant condition */ 9#define KERN_CRIT KERN_SOH "2" /* critical conditions */
10#define KERN_INFO "<6>" /* informational */ 10#define KERN_ERR KERN_SOH "3" /* error conditions */
11#define KERN_DEBUG "<7>" /* debug-level messages */ 11#define KERN_WARNING KERN_SOH "4" /* warning conditions */
12#define KERN_NOTICE KERN_SOH "5" /* normal but significant condition */
13#define KERN_INFO KERN_SOH "6" /* informational */
14#define KERN_DEBUG KERN_SOH "7" /* debug-level messages */
15
16#define KERN_DEFAULT KERN_SOH "d" /* the default kernel loglevel */
12 17
13/* Use the default kernel loglevel */
14#define KERN_DEFAULT "<d>"
15/* 18/*
16 * Annotation for a "continued" line of log printout (only done after a 19 * Annotation for a "continued" line of log printout (only done after a
17 * line that had no enclosing \n). Only to be used by core/arch code 20 * line that had no enclosing \n). Only to be used by core/arch code
18 * during early bootup (a continued line is not SMP-safe otherwise). 21 * during early bootup (a continued line is not SMP-safe otherwise).
19 */ 22 */
20#define KERN_CONT "<c>" 23#define KERN_CONT KERN_SOH "c"
21 24
22#endif 25#endif
diff --git a/include/linux/printk.h b/include/linux/printk.h
index fea2de37b645..93a231f9835c 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -9,7 +9,7 @@ extern const char linux_proc_banner[];
9 9
10static inline int printk_get_level(const char *buffer) 10static inline int printk_get_level(const char *buffer)
11{ 11{
12 if (buffer[0] == '<' && buffer[1] && buffer[2] == '>') { 12 if (buffer[0] == KERN_SOH_ASCII && buffer[1]) {
13 switch (buffer[1]) { 13 switch (buffer[1]) {
14 case '0' ... '7': 14 case '0' ... '7':
15 case 'd': /* KERN_DEFAULT */ 15 case 'd': /* KERN_DEFAULT */
@@ -27,7 +27,7 @@ static inline const char *printk_skip_level(const char *buffer)
27 case '0' ... '7': 27 case '0' ... '7':
28 case 'd': /* KERN_DEFAULT */ 28 case 'd': /* KERN_DEFAULT */
29 case 'c': /* KERN_CONT */ 29 case 'c': /* KERN_CONT */
30 return buffer + 3; 30 return buffer + 2;
31 } 31 }
32 } 32 }
33 return buffer; 33 return buffer;