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-rw-r--r--kernel/printk/printk.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 35d9db251903..923c5d4e4202 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -2157,10 +2157,15 @@ again:
}
if (console_seq < log_first_seq) {
+ len = sprintf(text, "** %u printk messages dropped ** ",
+ (unsigned)(log_first_seq - console_seq));
+
/* messages are gone, move to first one */
console_seq = log_first_seq;
console_idx = log_first_idx;
console_prev = 0;
+ } else {
+ len = 0;
}
skip:
if (console_seq == log_next_seq)
@@ -2185,8 +2190,8 @@ skip:
}
level = msg->level;
- len = msg_print_text(msg, console_prev, false,
- text, sizeof(text));
+ len += msg_print_text(msg, console_prev, false,
+ text + len, sizeof(text) - len);
console_idx = log_next(console_idx);
console_seq++;
console_prev = msg->flags;