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Diffstat (limited to 'kernel/printk.c')
-rw-r--r--kernel/printk.c31
1 files changed, 22 insertions, 9 deletions
diff --git a/kernel/printk.c b/kernel/printk.c
index 5052b5497c67..a87770ce73a2 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -687,20 +687,33 @@ asmlinkage int vprintk(const char *fmt, va_list args)
sizeof(printk_buf) - printed_len, fmt, args);
+ p = printk_buf;
+
+ /* Do we have a loglevel in the string? */
+ if (p[0] == '<') {
+ unsigned char c = p[1];
+ if (c && p[2] == '>') {
+ switch (c) {
+ case '0' ... '7': /* loglevel */
+ current_log_level = c - '0';
+ if (!new_text_line) {
+ emit_log_char('\n');
+ new_text_line = 1;
+ }
+ /* Fallthrough - skip the loglevel */
+ case 'c': /* KERN_CONT */
+ p += 3;
+ break;
+ }
+ }
+ }
+
/*
* Copy the output into log_buf. If the caller didn't provide
* appropriate log level tags, we insert them here
*/
- for (p = printk_buf; *p; p++) {
+ for ( ; *p; p++) {
if (new_text_line) {
- /* If a token, set current_log_level and skip over */
- if (p[0] == '<' && p[1] >= '0' && p[1] <= '7' &&
- p[2] == '>') {
- current_log_level = p[1] - '0';
- p += 3;
- printed_len -= 3;
- }
-
/* Always output the token */
emit_log_char('<');
emit_log_char(current_log_level + '0');