diff options
Diffstat (limited to 'kernel/printk.c')
-rw-r--r-- | kernel/printk.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/printk.c b/kernel/printk.c index a7f7559c5f6c..b51b1567bb55 100644 --- a/kernel/printk.c +++ b/kernel/printk.c | |||
@@ -1309,14 +1309,14 @@ void tty_write_message(struct tty_struct *tty, char *msg) | |||
1309 | 1309 | ||
1310 | #if defined CONFIG_PRINTK | 1310 | #if defined CONFIG_PRINTK |
1311 | 1311 | ||
1312 | DEFINE_RATELIMIT_STATE(printk_ratelimit_state, 5 * HZ, 10); | ||
1313 | /* | 1312 | /* |
1314 | * printk rate limiting, lifted from the networking subsystem. | 1313 | * printk rate limiting, lifted from the networking subsystem. |
1315 | * | 1314 | * |
1316 | * This enforces a rate limit: not more than one kernel message | 1315 | * This enforces a rate limit: not more than 10 kernel messages |
1317 | * every printk_ratelimit_jiffies to make a denial-of-service | 1316 | * every 5s to make a denial-of-service attack impossible. |
1318 | * attack impossible. | ||
1319 | */ | 1317 | */ |
1318 | DEFINE_RATELIMIT_STATE(printk_ratelimit_state, 5 * HZ, 10); | ||
1319 | |||
1320 | int printk_ratelimit(void) | 1320 | int printk_ratelimit(void) |
1321 | { | 1321 | { |
1322 | return __ratelimit(&printk_ratelimit_state); | 1322 | return __ratelimit(&printk_ratelimit_state); |