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authorIngo Molnar <mingo@elte.hu>2008-08-14 08:58:01 -0400
committerIngo Molnar <mingo@elte.hu>2008-08-14 08:58:01 -0400
commit51ca3c679194e7435c25b8e77b0a73c597e41ae9 (patch)
treea681dca369607ab0f371d5246b0f75140b860a8a /kernel/printk.c
parentb55793f7528ce1b73c25b3ac8a86a6cda2a0f9a4 (diff)
parentb635acec48bcaa9183fcbf4e3955616b0d4119b5 (diff)
Merge branch 'linus' into x86/core
Conflicts: arch/x86/kernel/genapic_64.c include/asm-x86/kvm_host.h Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/printk.c')
-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);