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authorIngo Molnar <mingo@elte.hu>2008-05-12 21:20:45 +0200
committerThomas Gleixner <tglx@linutronix.de>2008-05-23 20:40:46 +0200
commitc7aafc549766b87819285d3480648fc652a47bc4 (patch)
tree4c36170a644633f930feca57b27f8c5d23644e70 /kernel/trace/trace_sched_wakeup.c
parent60a11774b38fef1ab90b18c5353bd1c7c4d311c8 (diff)
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ftrace: cleanups
factor out code and clean it up. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/trace/trace_sched_wakeup.c')
-rw-r--r--kernel/trace/trace_sched_wakeup.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c
index 3d10ff01f80..688df965f3f 100644
--- a/kernel/trace/trace_sched_wakeup.c
+++ b/kernel/trace/trace_sched_wakeup.c
@@ -107,24 +107,18 @@ wakeup_sched_switch(struct task_struct *prev, struct task_struct *next)
update_max_tr(tr, wakeup_task, wakeup_cpu);
if (tracing_thresh) {
- printk(KERN_INFO "(%16s-%-5d|#%d): %lu us wakeup latency "
- "violates %lu us threshold.\n"
- " => started at timestamp %lu: ",
+ printk(KERN_INFO "(%16s-%-5d|#%d):"
+ " %lu us wakeup latency violates %lu us threshold.\n",
wakeup_task->comm, wakeup_task->pid,
raw_smp_processor_id(),
- latency, nsecs_to_usecs(tracing_thresh), t0);
+ latency, nsecs_to_usecs(tracing_thresh));
} else {
- printk(KERN_INFO "(%16s-%-5d|#%d): new %lu us maximum "
- "wakeup latency.\n => started at timestamp %lu: ",
+ printk(KERN_INFO "(%16s-%-5d|#%d):"
+ " new %lu us maximum wakeup latency.\n",
wakeup_task->comm, wakeup_task->pid,
- cpu, latency, t0);
+ cpu, latency);
}
- printk(KERN_CONT " ended at timestamp %lu: ", t1);
- dump_stack();
- t1 = nsecs_to_usecs(now(cpu));
- printk(KERN_CONT " dump-end timestamp %lu\n\n", t1);
-
out_unlock:
__wakeup_reset(tr);
spin_unlock_irqrestore(&wakeup_lock, flags);