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-rw-r--r--kernel/printk.c8
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
1312DEFINE_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 */
1318DEFINE_RATELIMIT_STATE(printk_ratelimit_state, 5 * HZ, 10);
1319
1320int printk_ratelimit(void) 1320int printk_ratelimit(void)
1321{ 1321{
1322 return __ratelimit(&printk_ratelimit_state); 1322 return __ratelimit(&printk_ratelimit_state);