lkml.org 
[lkml]   [2021]   [Jun]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[for-next][PATCH 3/5] trace/timerlat: Fix indentation on timerlat_main()
From: Daniel Bristot de Oliveira <bristot@redhat.com>

Dan Carpenter reported that:

The patch a955d7eac177: "trace: Add timerlat tracer" from Jun 22,
2021, leads to the following static checker warning:

kernel/trace/trace_osnoise.c:1400 timerlat_main()
warn: inconsistent indenting

here:
1389 while (!kthread_should_stop()) {
1390 now = ktime_to_ns(hrtimer_cb_get_time(&tlat->timer));
1391 diff = now - tlat->abs_period;
1392
1393 s.seqnum = tlat->count;
1394 s.timer_latency = diff;
1395 s.context = THREAD_CONTEXT;
1396
1397 trace_timerlat_sample(&s);
1398
1399 #ifdef CONFIG_STACKTRACE
1400 if (osnoise_data.print_stack)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
This should be indented another tab?

1401 if (osnoise_data.print_stack <= time_to_us(diff))
1402 timerlat_dump_stack();
1403 #endif /* CONFIG_STACKTRACE */
1404
1405 tlat->tracing_thread = false;
1406 if (osnoise_data.stop_tracing_total)
1407 if (time_to_us(diff) >= osnoise_data.stop_tracing_total)
1408 osnoise_stop_tracing();
1409
1410 wait_next_period(tlat);
1411 }

And the static checker is right. Fix the indentation.

Link: https://lkml.kernel.org/r/3d5d8c9258fbdcfa9d3c7362941b3d13a2a28d9d.1624986368.git.bristot@redhat.com

Cc: Ingo Molnar <mingo@redhat.com>
Cc: Daniel Bristot de Oliveira <bristot@redhat.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Cc: linux-kernel@vger.kernel.org
Fixes: a955d7eac177 ("trace: Add timerlat tracer")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Daniel Bristot de Oliveira <bristot@redhat.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
---
kernel/trace/trace_osnoise.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c
index cc1faca1a620..a7e3c24dee13 100644
--- a/kernel/trace/trace_osnoise.c
+++ b/kernel/trace/trace_osnoise.c
@@ -1403,9 +1403,9 @@ static int timerlat_main(void *data)
trace_timerlat_sample(&s);

#ifdef CONFIG_STACKTRACE
- if (osnoise_data.print_stack)
- if (osnoise_data.print_stack <= time_to_us(diff))
- timerlat_dump_stack();
+ if (osnoise_data.print_stack)
+ if (osnoise_data.print_stack <= time_to_us(diff))
+ timerlat_dump_stack();
#endif /* CONFIG_STACKTRACE */

tlat->tracing_thread = false;
--
2.30.2
\
 
 \ /
  Last update: 2021-07-01 01:19    [W:0.058 / U:0.260 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site