linux-kernel - [PATCH 3/3] Stop tracing on a schedule bug

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Message-Id: <1268920132-30512-3-git-send-email-chase.douglas@canonical.com>
Date:	Thu, 18 Mar 2010 09:48:52 -0400
From:	Chase Douglas <chase.douglas@...onical.com>
To:	linux-kernel@...r.kernel.org
Cc:	Steven Rostedt <rostedt@...dmis.org>
Subject: [PATCH 3/3] Stop tracing on a schedule bug

This change adds a tracing_off_event() call to stop tracing on schedule
bugs unless tracing_off=none was specified on the commandline.

Signed-off-by: Chase Douglas <chase.douglas@...onical.com>
---
 kernel/sched.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/kernel/sched.c b/kernel/sched.c
index 150b698..bfe4f05 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -3589,6 +3589,8 @@ static noinline void __schedule_bug(struct task_struct *prev)
 {
 	struct pt_regs *regs = get_irq_regs();
 
+	tracing_off_event(TRACE_EVENT_BUG);
+
 	printk(KERN_ERR "BUG: scheduling while atomic: %s/%d/0x%08x\n",
 		prev->comm, prev->pid, preempt_count());
 
-- 
1.6.3.3

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