[PATCH][GIT PULL][v2.6.32] tracing: fix transposed numbers oflock_depth and preempt_count

From: Steven Rostedt
Date: Mon Oct 05 2009 - 16:19:11 EST



Ingo,

Please pull the latest tip/tracing/urgent tree, which can be found at:

git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace.git
tip/tracing/urgent


Steven Rostedt (1):
tracing: fix transposed numbers of lock_depth and preempt_count

----
kernel/trace/trace_output.c | 14 ++++++++------
1 files changed, 8 insertions(+), 6 deletions(-)
---------------------------
commit c204d97eab2c888b2bc37d594dff8b48782d6af5
Author: Steven Rostedt <srostedt@xxxxxxxxxx>
Date: Sun Sep 27 07:02:07 2009 -0400

tracing: fix transposed numbers of lock_depth and preempt_count

The lock_depth and preempt_count numbers in the latency format is
transposed.

Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>

diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c
index cda766f..ed17565 100644
--- a/kernel/trace/trace_output.c
+++ b/kernel/trace/trace_output.c
@@ -486,16 +486,18 @@ int trace_print_lat_fmt(struct trace_seq *s, struct trace_entry *entry)
hardirq ? 'h' : softirq ? 's' : '.'))
return 0;

- if (entry->lock_depth < 0)
- ret = trace_seq_putc(s, '.');
+ if (entry->preempt_count)
+ ret = trace_seq_printf(s, "%x", entry->preempt_count);
else
- ret = trace_seq_printf(s, "%d", entry->lock_depth);
+ ret = trace_seq_putc(s, '.');
+
if (!ret)
return 0;

- if (entry->preempt_count)
- return trace_seq_printf(s, "%x", entry->preempt_count);
- return trace_seq_putc(s, '.');
+ if (entry->lock_depth < 0)
+ return trace_seq_putc(s, '.');
+
+ return trace_seq_printf(s, "%d", entry->lock_depth);
}

static int


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