Commit 641de9d8 authored by Uwe Kleine-König's avatar Uwe Kleine-König Committed by Linus Torvalds

printk: fix comment for printk ratelimiting

The comment assumed the burst to be one and the ratelimit used to be named
printk_ratelimit_jiffies.
Signed-off-by: default avatarUwe Kleine-König <Uwe.Kleine-Koenig@digi.com>
Cc: Dave Young <hidave.darkstar@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 8f3d137e
...@@ -1309,14 +1309,14 @@ void tty_write_message(struct tty_struct *tty, char *msg) ...@@ -1309,14 +1309,14 @@ void tty_write_message(struct tty_struct *tty, char *msg)
#if defined CONFIG_PRINTK #if defined CONFIG_PRINTK
DEFINE_RATELIMIT_STATE(printk_ratelimit_state, 5 * HZ, 10);
/* /*
* printk rate limiting, lifted from the networking subsystem. * printk rate limiting, lifted from the networking subsystem.
* *
* This enforces a rate limit: not more than one kernel message * This enforces a rate limit: not more than 10 kernel messages
* every printk_ratelimit_jiffies to make a denial-of-service * every 5s to make a denial-of-service attack impossible.
* attack impossible.
*/ */
DEFINE_RATELIMIT_STATE(printk_ratelimit_state, 5 * HZ, 10);
int printk_ratelimit(void) int printk_ratelimit(void)
{ {
return __ratelimit(&printk_ratelimit_state); return __ratelimit(&printk_ratelimit_state);
......
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