1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __KERN_LEVELS_H__ 3 #define __KERN_LEVELS_H__ 4 5 #define KERN_SOH "\001" /* ASCII Start Of Header */ 6 #define KERN_SOH_ASCII '\001' 7 8 #define KERN_EMERG KERN_SOH "0" /* system is unusable */ 9 #define KERN_ALERT KERN_SOH "1" /* action must be taken immediately */ 10 #define KERN_CRIT KERN_SOH "2" /* critical conditions */ 11 #define KERN_ERR KERN_SOH "3" /* error conditions */ 12 #define KERN_WARNING KERN_SOH "4" /* warning conditions */ 13 #define KERN_NOTICE KERN_SOH "5" /* normal but significant condition */ 14 #define KERN_INFO KERN_SOH "6" /* informational */ 15 #define KERN_DEBUG KERN_SOH "7" /* debug-level messages */ 16 17 #define KERN_DEFAULT "" /* the default kernel loglevel */ 18 19 /* 20 * Annotation for a "continued" line of log printout (only done after a 21 * line that had no enclosing \n). Only to be used by core/arch code 22 * during early bootup (a continued line is not SMP-safe otherwise). 23 */ 24 #define KERN_CONT KERN_SOH "c" 25 26 /* integer equivalents of KERN_<LEVEL> */ 27 #define LOGLEVEL_SCHED -2 /* Deferred messages from sched code 28 * are set to this special level */ 29 #define LOGLEVEL_DEFAULT -1 /* default (or last) loglevel */ 30 #define LOGLEVEL_EMERG 0 /* system is unusable */ 31 #define LOGLEVEL_ALERT 1 /* action must be taken immediately */ 32 #define LOGLEVEL_CRIT 2 /* critical conditions */ 33 #define LOGLEVEL_ERR 3 /* error conditions */ 34 #define LOGLEVEL_WARNING 4 /* warning conditions */ 35 #define LOGLEVEL_NOTICE 5 /* normal but significant condition */ 36 #define LOGLEVEL_INFO 6 /* informational */ 37 #define LOGLEVEL_DEBUG 7 /* debug-level messages */ 38 39 #endif