[tip:timers/core] tick: Change log level of NOHZ: local_softirq_pending message

From: tip-bot for Rado Vrbovsky
Date: Mon Mar 25 2013 - 06:00:17 EST


Commit-ID: cfea7d7e452f57682a0bb55a55e9f79c569558c2
Gitweb: http://git.kernel.org/tip/cfea7d7e452f57682a0bb55a55e9f79c569558c2
Author: Rado Vrbovsky <rvrbovsk@xxxxxxxxxx>
AuthorDate: Fri, 8 Feb 2013 12:37:30 -0500
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Mon, 25 Mar 2013 10:46:59 +0100

tick: Change log level of NOHZ: local_softirq_pending message

The "NOHZ: local_softirq_pending" message is a largely informational
message. This makes extra work for customers that have a policy of
investigating all kernel log messages logged at <= KERN_ERR log level.
This patch sets the message to a different log level.

[ tglx: Use pr_warn() ]

Signed-off-by: Rado Vrbovsky <rvrbovsk@xxxxxxxxxx>
Cc: Don Zickus <dzickus@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/2037057938.893524.1360345050772.JavaMail.root@xxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>

---
kernel/time/tick-sched.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index a19a399..225f8bf 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -482,8 +482,8 @@ static bool can_stop_idle_tick(int cpu, struct tick_sched *ts)

if (ratelimit < 10 &&
(local_softirq_pending() & SOFTIRQ_STOP_IDLE_MASK)) {
- printk(KERN_ERR "NOHZ: local_softirq_pending %02x\n",
- (unsigned int) local_softirq_pending());
+ pr_warn("NOHZ: local_softirq_pending %02x\n",
+ (unsigned int) local_softirq_pending());
ratelimit++;
}
return false;
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/