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printk: fix comment for printk ratelimiting

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The comment assumed the burst to be one and the ratelimit used to be named
printk_ratelimit_jiffies.

Signed-off-by: Uwe Kleine-König <Uwe.Kleine-Koenig@digi.com>
Cc: Dave Young <hidave.darkstar@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Uwe Kleine-König 2008-07-29 22:33:38 -07:00 committed by Linus Torvalds
parent 8f3d137e0d
commit 641de9d8f5
1 changed files with 4 additions and 4 deletions
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8
kernel/printk.c
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@ -1309,14 +1309,14 @@ void tty_write_message(struct tty_struct *tty, char *msg)
#if defined CONFIG_PRINTK
DEFINE_RATELIMIT_STATE(printk_ratelimit_state, 5 * HZ, 10);
/*
* printk rate limiting, lifted from the networking subsystem.
*
* This enforces a rate limit: not more than one kernel message
* every printk_ratelimit_jiffies to make a denial-of-service
* attack impossible.
* This enforces a rate limit: not more than 10 kernel messages
* every 5s to make a denial-of-service attack impossible.
*/
DEFINE_RATELIMIT_STATE(printk_ratelimit_state, 5 * HZ, 10);
int printk_ratelimit(void)
{
return __ratelimit(&printk_ratelimit_state);