diff options
Diffstat (limited to 'kernel/printk/internal.h')
| -rw-r--r-- | kernel/printk/internal.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/kernel/printk/internal.h b/kernel/printk/internal.h index d947ca6c84f9..f394332410c9 100644 --- a/kernel/printk/internal.h +++ b/kernel/printk/internal.h @@ -14,6 +14,24 @@ int devkmsg_sysctl_set_loglvl(struct ctl_table *table, int write, #ifdef CONFIG_PRINTK +#ifdef CONFIG_PRINTK_CALLER +#define PREFIX_MAX 48 +#else +#define PREFIX_MAX 32 +#endif + +/* the maximum size of a formatted record (i.e. with prefix added per line) */ +#define CONSOLE_LOG_MAX 1024 + +/* the maximum size of a formatted extended record */ +#define CONSOLE_EXT_LOG_MAX 8192 + +/* the maximum size for a dropped text message */ +#define DROPPED_TEXT_MAX 64 + +/* the maximum size allowed to be reserved for a record */ +#define LOG_LINE_MAX (CONSOLE_LOG_MAX - PREFIX_MAX) + /* Flags for a single printk record. */ enum printk_info_flags { LOG_NEWLINE = 2, /* text ended with a newline */ @@ -48,6 +66,12 @@ u16 printk_parse_prefix(const char *text, int *level, enum printk_info_flags *flags); #else +#define PREFIX_MAX 0 +#define CONSOLE_LOG_MAX 0 +#define CONSOLE_EXT_LOG_MAX 0 +#define DROPPED_TEXT_MAX 0 +#define LOG_LINE_MAX 0 + /* * In !PRINTK builds we still export console_sem * semaphore and some of console functions (console_unlock()/etc.), so |